FastHemis One-Click Stage 1 Kit Bundle
Fits 2011–2017 Jeep Grand Cherokee 5.7L HEMI
Why Buy the Bundle?
The FastHemis One-Click Stage 1 Kit offers a seamless upgrade path for your Jeep Grand Cherokee’s 5.7L HEMI engine, combining essential performance components in one convenient package. Each part is carefully selected to ensure perfect fitment and compatibility, eliminating guesswork and simplifying installation. This expertly curated bundle delivers enhanced power, throttle response, and combustion efficiency, all while providing excellent value compared to purchasing parts separately. FastHemis brings you premium upgrades designed to elevate your driving experience with confidence and ease.
What's Included
- aFe Momentum GT Cold Air Intake: Engineered for superior airflow and improved engine performance, this intake system fits 2011–2017 Jeep Grand Cherokee 5.7L HEMI models and features a design that enhances both power and engine appearance.
- Ripp HEMI High Performance Coil Packs: A set of eight coil packs built with high-quality materials and increased windings to boost spark energy, resulting in faster cylinder flame speed and up to an additional 20 horsepower on the 5.7L engine. These coil packs offer direct bolt-on installation and improved throttle response without requiring tuning.
- E3 Spark Plugs E3.68: Featuring patented DiamondFIRE technology, these spark plugs improve combustion efficiency with a unique three-leg ground electrode design. They provide increased horsepower, better throttle response, and extended service life up to 100,000 miles, ensuring consistent performance for your HEMI engine.
Bundle Overview
This Stage 1 Kit combines a high-flow cold air intake, upgraded ignition coil packs, and advanced spark plugs to optimize your Jeep Grand Cherokee’s 5.7L HEMI engine performance. The intake enhances airflow, allowing the engine to breathe more efficiently, while the Ripp coil packs increase spark energy for faster and more complete combustion. Complementing these upgrades, the E3 spark plugs utilize DiamondFIRE technology to maximize combustion efficiency and durability. Together, these components work in harmony to deliver smoother throttle response, increased power output, and improved overall engine efficiency.
Ideal for enthusiasts seeking a reliable and effective performance boost without complex modifications, this bundle suits daily drivers and weekend warriors alike who want to unlock more potential from their 5.7L HEMI with proven, bolt-on upgrades.
Expected Performance
The Ripp coil packs contribute up to an additional 20 horsepower by increasing spark energy and flame speed, while the aFe Momentum GT intake supports enhanced airflow for better engine breathing. The E3 spark plugs further improve combustion efficiency, collectively resulting in noticeable gains in power and throttle response throughout the RPM range.
Key Features
This bundle highlights key innovations and quality components designed to elevate your HEMI’s performance:
- High-flow aFe Momentum GT intake engineered for superior airflow and fitment
- Ripp coil packs with increased primary and secondary windings for stronger spark energy
- Durable coil pack construction with heat-resistant polymer housing and silicone boots
- E3 DiamondFIRE spark plugs featuring a patented three-leg ground electrode for enhanced combustion
- Plug-and-play installation with no tuning required for coil packs
- Extended spark plug service life rated up to 100,000 miles
- Improved throttle response and smoother engine operation across all components
- Components designed specifically for the 2011–2017 Jeep Grand Cherokee 5.7L HEMI platform
aFe Momentum GT Cold Air Intake
2011–2025 Dodge Durango / 2011–2017 Jeep Grand Cherokee 5.7L Hemi
Part #: 54-76205-1
Overview
The aFe Momentum GT Cold Air Intake is engineered to deliver superior airflow, enhanced engine performance, and a striking appearance for your Dodge Durango or Jeep Grand Cherokee equipped with the 5.7L Hemi engine. Designed to fit model years 2011 through 2025 for the Durango and 2011 through 2017 for the Grand Cherokee, this intake system is also compatible with the Durango SRT hood, ensuring seamless integration without modifications.
Ideal for enthusiasts seeking a reliable upgrade that combines power gains with ease of maintenance, the Momentum GT intake offers a perfect balance of performance and style. Whether you’re cruising the streets or tackling light off-road conditions, this intake system provides a cooler, denser air charge to maximize your engine’s potential.
Key Features
The Momentum GT Cold Air Intake incorporates advanced design elements and premium materials to optimize airflow and filtration efficiency. Key features include:
- Two filter configurations available: Pro Dry S (dry) and Pro 5R (oiled) to suit different maintenance preferences and performance goals
- Unique one-piece heat-resistant XLPE housing with an integrated auxiliary air scoop for cooler air intake
- Clear sight window built into the housing for quick, tool-free filter inspection
- CAD-designed roto-molded intake tube engineered for precise fitment and optimized airflow
- Patented filter-to-housing interface (US PAT 9440175) that simplifies installation and maximizes filter size
- Maximum flow rate of 500 CFM at 7" H₂O for significant airflow improvement over stock intake
- Dyno-proven power gains of up to +16 horsepower and +24 lb-ft of torque
- Outflows factory intake by 34% with Pro Dry S and 42% with Pro 5R filter options
- Easy installation using factory mounting points with no cutting or drilling required
Filter Options
The Momentum GT intake system offers two distinct filter media options tailored to different driving needs:
- Pro Dry S: Features a large 8" tall, 360° radial flow air filter with three layers of synthetic, oil-free media. This dry filter is designed for maximum convenience, excellent filtration, and high dust-holding capacity, making it ideal for street use and light off-road conditions.
- Pro 5R: Utilizes a pre-oiled, five-layer cotton gauze filter engineered for maximum airflow and performance. This option is perfect for street and track enthusiasts seeking the highest power gains and superior filtration.
Construction & Design
The Momentum GT intake system is built with durability and performance in mind. The one-piece housing is crafted from heat-resistant cross-linked polyethylene (XLPE), which helps maintain cooler air temperatures by resisting engine heat soak. The integrated auxiliary air scoop draws in fresh, cooler air from outside the engine bay, enhancing combustion efficiency.
The intake tube is precision-engineered using CAD and roto-molded manufacturing techniques to ensure an exact fit and smooth airflow path. This design minimizes turbulence and maximizes volumetric efficiency, contributing to the system’s impressive power gains.
Performance & Sound
By significantly increasing airflow—up to 42% over the stock intake with the Pro 5R filter—the Momentum GT cold air intake delivers noticeable improvements in horsepower and torque. Dyno testing confirms gains of up to +16 HP and +24 lb-ft of torque, translating to quicker throttle response and enhanced acceleration.
In addition to performance, the intake produces a more aggressive induction sound that adds to the driving experience without being overly loud or intrusive.
Installation & Fitment
Installation of the aFe Momentum GT Cold Air Intake is straightforward and user-friendly. The system is designed to use existing factory mounting points, eliminating the need for cutting, drilling, or other modifications. This ensures a secure fit and preserves vehicle integrity.
Compatibility covers Dodge Durango models from 2011 through 2025 and Jeep Grand Cherokee models from 2011 through 2017, all equipped with the 5.7L Hemi engine. The intake also fits Durango models with the SRT hood, maintaining proper clearance and airflow.
What's Included
- One-piece XLPE intake housing with auxiliary air scoop
- CAD-designed roto-molded intake tube
- Choice of Pro Dry S or Pro 5R air filter
- All necessary mounting hardware and clamps
- Installation instructions
Ideal For
The aFe Momentum GT Cold Air Intake is perfect for Dodge Durango and Jeep Grand Cherokee owners who want to enhance engine performance without sacrificing reliability or ease of maintenance. It suits daily drivers, weekend warriors, and light off-road enthusiasts looking for a high-quality, bolt-on upgrade that delivers measurable power gains and a refined engine sound.
Ripp HEMI High Performance Coil Packs
05-25 5.7L, 6.1L, 6.2L, & 6.4L HEMI Engines
MV8-CPK (8 Coilpacks)
Our coil pack is engineered from the ground up with higher quality materials, and increased amount of windings (turn ratio) in the primary and secondary winding. This provides a boost in millijoule power output, and this results in an increase in spark energy. With a stronger spark, cylinder flame speed is increased and thus adding up to an additional 20hp on the 5.7L and 25-30whp on the 6.4L. With this increased power output, you can expect a more responsive throttle input and a better driving experience overall. (For more technical information please see the tech notes below.)
Don't forget a fresh set of spark plugs. We recommend NGK Spark Plugs.
- Each order Includes all 8 coilpacks
- Direct bolt-on installation, plug and play
- Highest quality internal components and finish
- MOPAR Orange, Purple, Green or Steel Gray high temperature heat resistant outer housing
- Heat resistant silicone boot
- Compatible with Naturally Aspirated and Forced Induction engines
- Improved Throttle Response
- Improved POWER
- Improved MPG
- No Tuning Required!!
- Heavy duty primary copper core winding.
- Higher quality Iron core with stronger laminations.
- Increased amount of secondary core windings.
- Precision Spool to promote Orthocycling winding and mitigate wild winding.
- Sustained power delivery even at high RPM operation
- High Density Polymer Housing.
- Heavy Duty, high-temperature, epoxy filled housing resists shock and vibration. Our dielectric compound completely penetrates coil windings assuring perfect insulation even upon exposure to high voltage conditions. Engineered to resist humidity, wear, vibration, impact and chemicals such as gasoline, oils and brake fluids. Will not degrade or crack even under severe thermal cycling.
*Not compatible with older generation 2003-2005 "gen III" engines.* Please double check the year make and model of your vehicle and engine type.
Fits the following vehicles:
- 2005 - Current: Dodge Charger/ Challenger V8
- 2005 - Current: Chrysler 300 V8
- 2007 - Current: RAM 1500 V8 (note: early 2007 vehicles might have have a gen III engine)
- 2007 - Current: Jeep Grand Cherokee V8 (note: early 2007 vehicles might have have a gen III engine) 5.7, SRT
- 2007 - Current: Dodge Durango V8 (note: early 2007 vehicles might have have a gen III engine) 5.7, SRT
- 2021 - Current: Jeep Wrangler rubicon w/ 392 engine (V8)
- All Scat Pack, 392, SRT and Hellcat models.
- And many more V8 Hemi vehicles.
TECH NOTES
RIPP Technical information about cylinder flame speed and how an upgraded ignition system will directly effect power.
An Internal combustion engine's "flame speed" refers to the rate at which the air-fuel mixture burns during the combustion process. This speed significantly impacts engine performance and efficiency. The faster flame speed will increase cylinder pressure. When a spark is hotter, it ignites the air-fuel mixture more rapidly, leading to faster combustion, and an increase in pressure. Higher cylinder pressure = more torque pushing down on the piston.
Flame front propagation speed: As the flame front propagates faster across the combustion chamber, the fuel burns more efficiently, releasing more energy. This, in turn, enhances the engine's power and responsiveness. Additionally, with a faster flame speed, the combustion process is completed sooner, reducing the chance of incomplete burn or unburned hydrocarbons being released into the exhaust gases. In summary, optimizing the flame speed by utilizing more spark energy can significantly improve engine performance. It enables the engine to operate more efficiently, delivering increased power output, improved fuel economy.
Spark Energy is measured in Millijoules (mj). A Factory coilpack will generate 35.8mj. This mj value is considered low for the cylinder displacement value, piston surface area and air/fuel mixture. A RIPP coilpack will generate 53.6mj. This 17.8mj increase over stock will dramatically increase pressure per square inch across the piston surface. At first start up you'll immediately notice a smoother operating engine, and a "calmer" exhaust tone. This is due to less waste or unburnt hydrocarbons and fuel. Engine response and engine horse power will increase throughout the RPM range.
E3 Spark Plugs
11-24 Chrysler 300 / Dodge Challenger / Charger 5.7L Hemi
E3.68
The E3.68 Automotive Spark Plug is built specifically to meet the performance demands for your vehicle. Engineered with E3's patented DiamondFIRE technology, this spark plug improves combustion efficiency, delivering increased horsepower, better throttle response, reduced fuel consumption, and lower emissions. The unique design features a full-size center electrode and three ground legs that secure the DiamondFIRE tip to the shell, maximizing heat transfer and creating enhanced turbulence in the combustion chamber. With a fixed-gap, 14mm thread diameter, and 1.000" reach gasket seat, the E3.68 ensures consistent and durable performance under real-world driving conditions. Rated for up to 100,000 miles or 5 years, it’s the ideal solution for drivers who demand performance and longevity from their ignition components.
- DiamondFIRE Technology: Patented side-wire design delivers stronger combustion for increased power and fuel efficiency
- Three-Leg Ground Electrode: Secures the tip to the shell for superior heat transfer and durability
- Fixed Spark Gap: Factory-set DiamondFIRE gap eliminates the need for manual adjustment
- Extended Service Life: Built to last 5 years or 100,000 miles under standard driving conditions
- Precise Fit: 14mm thread diameter, 1.000" reach, 5/8" hex size, with gasket seat for secure sealing
- Eco-Friendly Benefits: Reduces hydrocarbon emissions and supports cleaner engine operation
Fast Hemis One-Click Stage 1 Kit: 2011-2021 Jeep Grand Cherokee 5.7L Hemi (+46HP)
- Unit price
- /per
This One-Click Stage 1 Kit gives your 2011-2021 Jeep Grand Cherokee 5.7L Hemi a complete bolt-on upgrade for about +46 HP with no tuning. The AFE Momentum GT cold air intake delivers cooler, denser air for stronger horsepower, torque, and throttle response. Ripp's HEMI coil packs add stronger spark energy for more efficient combustion, and E3 DiamondFIRE spark plugs improve power, fuel economy, and emissions with a design built for up to 100,000 miles. Everything bolts on in a few hours with basic tools.
We built this bundle around three proven, bolt-on upgrades that work together. The aFe intake improves airflow and power, the Ripp coils deliver the spark to use it, and the E3 plugs complete the ignition path with better burn and longevity. Each part is widely used on Grand Cherokees, and together they give a noticeable gain without touching the PCM or risking reliability. One order, one install, one clear step up in performance.
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FastHemis One-Click Stage 1 Kit Bundle
Fits 2011–2017 Jeep Grand Cherokee 5.7L HEMI
Why Buy the Bundle?
The FastHemis One-Click Stage 1 Kit offers a seamless upgrade path for your Jeep Grand Cherokee’s 5.7L HEMI engine, combining essential performance components in one convenient package. Each part is carefully selected to ensure perfect fitment and compatibility, eliminating guesswork and simplifying installation. This expertly curated bundle delivers enhanced power, throttle response, and combustion efficiency, all while providing excellent value compared to purchasing parts separately. FastHemis brings you premium upgrades designed to elevate your driving experience with confidence and ease.
What's Included
- aFe Momentum GT Cold Air Intake: Engineered for superior airflow and improved engine performance, this intake system fits 2011–2017 Jeep Grand Cherokee 5.7L HEMI models and features a design that enhances both power and engine appearance.
- Ripp HEMI High Performance Coil Packs: A set of eight coil packs built with high-quality materials and increased windings to boost spark energy, resulting in faster cylinder flame speed and up to an additional 20 horsepower on the 5.7L engine. These coil packs offer direct bolt-on installation and improved throttle response without requiring tuning.
- E3 Spark Plugs E3.68: Featuring patented DiamondFIRE technology, these spark plugs improve combustion efficiency with a unique three-leg ground electrode design. They provide increased horsepower, better throttle response, and extended service life up to 100,000 miles, ensuring consistent performance for your HEMI engine.
Bundle Overview
This Stage 1 Kit combines a high-flow cold air intake, upgraded ignition coil packs, and advanced spark plugs to optimize your Jeep Grand Cherokee’s 5.7L HEMI engine performance. The intake enhances airflow, allowing the engine to breathe more efficiently, while the Ripp coil packs increase spark energy for faster and more complete combustion. Complementing these upgrades, the E3 spark plugs utilize DiamondFIRE technology to maximize combustion efficiency and durability. Together, these components work in harmony to deliver smoother throttle response, increased power output, and improved overall engine efficiency.
Ideal for enthusiasts seeking a reliable and effective performance boost without complex modifications, this bundle suits daily drivers and weekend warriors alike who want to unlock more potential from their 5.7L HEMI with proven, bolt-on upgrades.
Expected Performance
The Ripp coil packs contribute up to an additional 20 horsepower by increasing spark energy and flame speed, while the aFe Momentum GT intake supports enhanced airflow for better engine breathing. The E3 spark plugs further improve combustion efficiency, collectively resulting in noticeable gains in power and throttle response throughout the RPM range.
Key Features
This bundle highlights key innovations and quality components designed to elevate your HEMI’s performance:
- High-flow aFe Momentum GT intake engineered for superior airflow and fitment
- Ripp coil packs with increased primary and secondary windings for stronger spark energy
- Durable coil pack construction with heat-resistant polymer housing and silicone boots
- E3 DiamondFIRE spark plugs featuring a patented three-leg ground electrode for enhanced combustion
- Plug-and-play installation with no tuning required for coil packs
- Extended spark plug service life rated up to 100,000 miles
- Improved throttle response and smoother engine operation across all components
- Components designed specifically for the 2011–2017 Jeep Grand Cherokee 5.7L HEMI platform
aFe Momentum GT Cold Air Intake
2011–2025 Dodge Durango / 2011–2017 Jeep Grand Cherokee 5.7L Hemi
Part #: 54-76205-1
Overview
The aFe Momentum GT Cold Air Intake is engineered to deliver superior airflow, enhanced engine performance, and a striking appearance for your Dodge Durango or Jeep Grand Cherokee equipped with the 5.7L Hemi engine. Designed to fit model years 2011 through 2025 for the Durango and 2011 through 2017 for the Grand Cherokee, this intake system is also compatible with the Durango SRT hood, ensuring seamless integration without modifications.
Ideal for enthusiasts seeking a reliable upgrade that combines power gains with ease of maintenance, the Momentum GT intake offers a perfect balance of performance and style. Whether you’re cruising the streets or tackling light off-road conditions, this intake system provides a cooler, denser air charge to maximize your engine’s potential.
Key Features
The Momentum GT Cold Air Intake incorporates advanced design elements and premium materials to optimize airflow and filtration efficiency. Key features include:
- Two filter configurations available: Pro Dry S (dry) and Pro 5R (oiled) to suit different maintenance preferences and performance goals
- Unique one-piece heat-resistant XLPE housing with an integrated auxiliary air scoop for cooler air intake
- Clear sight window built into the housing for quick, tool-free filter inspection
- CAD-designed roto-molded intake tube engineered for precise fitment and optimized airflow
- Patented filter-to-housing interface (US PAT 9440175) that simplifies installation and maximizes filter size
- Maximum flow rate of 500 CFM at 7" H₂O for significant airflow improvement over stock intake
- Dyno-proven power gains of up to +16 horsepower and +24 lb-ft of torque
- Outflows factory intake by 34% with Pro Dry S and 42% with Pro 5R filter options
- Easy installation using factory mounting points with no cutting or drilling required
Filter Options
The Momentum GT intake system offers two distinct filter media options tailored to different driving needs:
- Pro Dry S: Features a large 8" tall, 360° radial flow air filter with three layers of synthetic, oil-free media. This dry filter is designed for maximum convenience, excellent filtration, and high dust-holding capacity, making it ideal for street use and light off-road conditions.
- Pro 5R: Utilizes a pre-oiled, five-layer cotton gauze filter engineered for maximum airflow and performance. This option is perfect for street and track enthusiasts seeking the highest power gains and superior filtration.
Construction & Design
The Momentum GT intake system is built with durability and performance in mind. The one-piece housing is crafted from heat-resistant cross-linked polyethylene (XLPE), which helps maintain cooler air temperatures by resisting engine heat soak. The integrated auxiliary air scoop draws in fresh, cooler air from outside the engine bay, enhancing combustion efficiency.
The intake tube is precision-engineered using CAD and roto-molded manufacturing techniques to ensure an exact fit and smooth airflow path. This design minimizes turbulence and maximizes volumetric efficiency, contributing to the system’s impressive power gains.
Performance & Sound
By significantly increasing airflow—up to 42% over the stock intake with the Pro 5R filter—the Momentum GT cold air intake delivers noticeable improvements in horsepower and torque. Dyno testing confirms gains of up to +16 HP and +24 lb-ft of torque, translating to quicker throttle response and enhanced acceleration.
In addition to performance, the intake produces a more aggressive induction sound that adds to the driving experience without being overly loud or intrusive.
Installation & Fitment
Installation of the aFe Momentum GT Cold Air Intake is straightforward and user-friendly. The system is designed to use existing factory mounting points, eliminating the need for cutting, drilling, or other modifications. This ensures a secure fit and preserves vehicle integrity.
Compatibility covers Dodge Durango models from 2011 through 2025 and Jeep Grand Cherokee models from 2011 through 2017, all equipped with the 5.7L Hemi engine. The intake also fits Durango models with the SRT hood, maintaining proper clearance and airflow.
What's Included
- One-piece XLPE intake housing with auxiliary air scoop
- CAD-designed roto-molded intake tube
- Choice of Pro Dry S or Pro 5R air filter
- All necessary mounting hardware and clamps
- Installation instructions
Ideal For
The aFe Momentum GT Cold Air Intake is perfect for Dodge Durango and Jeep Grand Cherokee owners who want to enhance engine performance without sacrificing reliability or ease of maintenance. It suits daily drivers, weekend warriors, and light off-road enthusiasts looking for a high-quality, bolt-on upgrade that delivers measurable power gains and a refined engine sound.
Ripp HEMI High Performance Coil Packs
05-25 5.7L, 6.1L, 6.2L, & 6.4L HEMI Engines
MV8-CPK (8 Coilpacks)
Our coil pack is engineered from the ground up with higher quality materials, and increased amount of windings (turn ratio) in the primary and secondary winding. This provides a boost in millijoule power output, and this results in an increase in spark energy. With a stronger spark, cylinder flame speed is increased and thus adding up to an additional 20hp on the 5.7L and 25-30whp on the 6.4L. With this increased power output, you can expect a more responsive throttle input and a better driving experience overall. (For more technical information please see the tech notes below.)
Don't forget a fresh set of spark plugs. We recommend NGK Spark Plugs.
- Each order Includes all 8 coilpacks
- Direct bolt-on installation, plug and play
- Highest quality internal components and finish
- MOPAR Orange, Purple, Green or Steel Gray high temperature heat resistant outer housing
- Heat resistant silicone boot
- Compatible with Naturally Aspirated and Forced Induction engines
- Improved Throttle Response
- Improved POWER
- Improved MPG
- No Tuning Required!!
- Heavy duty primary copper core winding.
- Higher quality Iron core with stronger laminations.
- Increased amount of secondary core windings.
- Precision Spool to promote Orthocycling winding and mitigate wild winding.
- Sustained power delivery even at high RPM operation
- High Density Polymer Housing.
- Heavy Duty, high-temperature, epoxy filled housing resists shock and vibration. Our dielectric compound completely penetrates coil windings assuring perfect insulation even upon exposure to high voltage conditions. Engineered to resist humidity, wear, vibration, impact and chemicals such as gasoline, oils and brake fluids. Will not degrade or crack even under severe thermal cycling.
*Not compatible with older generation 2003-2005 "gen III" engines.* Please double check the year make and model of your vehicle and engine type.
Fits the following vehicles:
- 2005 - Current: Dodge Charger/ Challenger V8
- 2005 - Current: Chrysler 300 V8
- 2007 - Current: RAM 1500 V8 (note: early 2007 vehicles might have have a gen III engine)
- 2007 - Current: Jeep Grand Cherokee V8 (note: early 2007 vehicles might have have a gen III engine) 5.7, SRT
- 2007 - Current: Dodge Durango V8 (note: early 2007 vehicles might have have a gen III engine) 5.7, SRT
- 2021 - Current: Jeep Wrangler rubicon w/ 392 engine (V8)
- All Scat Pack, 392, SRT and Hellcat models.
- And many more V8 Hemi vehicles.
TECH NOTES
RIPP Technical information about cylinder flame speed and how an upgraded ignition system will directly effect power.
An Internal combustion engine's "flame speed" refers to the rate at which the air-fuel mixture burns during the combustion process. This speed significantly impacts engine performance and efficiency. The faster flame speed will increase cylinder pressure. When a spark is hotter, it ignites the air-fuel mixture more rapidly, leading to faster combustion, and an increase in pressure. Higher cylinder pressure = more torque pushing down on the piston.
Flame front propagation speed: As the flame front propagates faster across the combustion chamber, the fuel burns more efficiently, releasing more energy. This, in turn, enhances the engine's power and responsiveness. Additionally, with a faster flame speed, the combustion process is completed sooner, reducing the chance of incomplete burn or unburned hydrocarbons being released into the exhaust gases. In summary, optimizing the flame speed by utilizing more spark energy can significantly improve engine performance. It enables the engine to operate more efficiently, delivering increased power output, improved fuel economy.
Spark Energy is measured in Millijoules (mj). A Factory coilpack will generate 35.8mj. This mj value is considered low for the cylinder displacement value, piston surface area and air/fuel mixture. A RIPP coilpack will generate 53.6mj. This 17.8mj increase over stock will dramatically increase pressure per square inch across the piston surface. At first start up you'll immediately notice a smoother operating engine, and a "calmer" exhaust tone. This is due to less waste or unburnt hydrocarbons and fuel. Engine response and engine horse power will increase throughout the RPM range.
E3 Spark Plugs
11-24 Chrysler 300 / Dodge Challenger / Charger 5.7L Hemi
E3.68
The E3.68 Automotive Spark Plug is built specifically to meet the performance demands for your vehicle. Engineered with E3's patented DiamondFIRE technology, this spark plug improves combustion efficiency, delivering increased horsepower, better throttle response, reduced fuel consumption, and lower emissions. The unique design features a full-size center electrode and three ground legs that secure the DiamondFIRE tip to the shell, maximizing heat transfer and creating enhanced turbulence in the combustion chamber. With a fixed-gap, 14mm thread diameter, and 1.000" reach gasket seat, the E3.68 ensures consistent and durable performance under real-world driving conditions. Rated for up to 100,000 miles or 5 years, it’s the ideal solution for drivers who demand performance and longevity from their ignition components.
- DiamondFIRE Technology: Patented side-wire design delivers stronger combustion for increased power and fuel efficiency
- Three-Leg Ground Electrode: Secures the tip to the shell for superior heat transfer and durability
- Fixed Spark Gap: Factory-set DiamondFIRE gap eliminates the need for manual adjustment
- Extended Service Life: Built to last 5 years or 100,000 miles under standard driving conditions
- Precise Fit: 14mm thread diameter, 1.000" reach, 5/8" hex size, with gasket seat for secure sealing
- Eco-Friendly Benefits: Reduces hydrocarbon emissions and supports cleaner engine operation
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YEARMAKEMODELSUBMODEL2011 - 2021JeepGrand Cherokee5.7L Hemi
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Standard shipping
Free Standard Shipping on orders over $250. Select “Free Shipping” at checkout.
Free Easy Returns
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.
Standard shipping
Free Standard Shipping on orders over $250. Select “Free Shipping” at checkout.
Free Easy Returns
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.