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Jeep Grand Cherokee Engine Performance Parts

Built for your Jeep Grand Cherokee, this collection offers a wide range of engine performance parts designed to enhance power, throttle response, and overall reliability. Whether you’re looking to improve airflow with intakes and headers or optimize fuel delivery and tuning, these parts are engineered to fit your model precisely.

Explore components like high-flow exhaust systems, throttle bodies, programmers, and fuel system upgrades that work together to unlock your Jeep’s full potential. Each product is selected to improve engine efficiency, sound, and driving experience without compromising durability.

Shop engine performance upgrades for your Jeep Grand Cherokee at FastHemis.

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1352 Results

American Car Craft Perforated Plenum Cover: Chrysler 300C / Dodge Challenger / Charger / Durango / Grand Cherokee 6.4L 392 2011 - 2024
American Car Craft Perforated Plenum Cover: Chrysler 300C / Dodge Challenger / Charger / Durango / Grand Cherokee 6.4L 392 2011 - 2024
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American Car Craft Perforated Plenum Cover: Chrysler 300C / Dodge Challenger / Charger / Grand Cherokee 6.4L SRT 2011 - 2023

American Car Craft
5.0 (1)

Regular price $346.95 $322.95 7% off

Unit price
per 

CFR Performance Hellcat Gen 3 MAP Sensor Block-Off Plate: Fits 6.2L Hellcat
CFR Performance Hellcat Gen 3 MAP Sensor Block-Off Plate: Fits 6.2L Hellcat
Brian Tooley Racing Stage 3 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
Brian Tooley Racing Stage 3 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
usa

Brian Tooley Racing Stage 3 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025

Brian Tooley Racing

Regular price $544.49 $449.99 17% off

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per 

Brian Tooley Racing Truck Norris Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
Brian Tooley Racing Truck Norris Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
usa

Brian Tooley Racing Truck Norris Camshaft: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023

Brian Tooley Racing

Regular price $544.49 $449.99 17% off

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per 

MBRP Installer Series Cat-Back Exhaust System: Jeep Grand Cherokee 4.7L & 5.7L Hemi 2005 - 2010
MBRP Installer Series Cat-Back Exhaust System: Jeep Grand Cherokee 4.7L & 5.7L Hemi 2005 - 2010

MBRP Installer Series Cat-Back Exhaust System: Jeep Grand Cherokee 05-10

MBRP

Regular price $450.87 $364.99 19% off

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per 

Corsa Xtreme Exhaust System: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Corsa Xtreme Exhaust System: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Corsa Xtreme Exhaust System: Jeep Grand Cherokee 12-21 6.4L

CORSA Performance

Regular price from $2,412.99 Up to 8% off

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per 

AFE Air Filter: Dodge Durango / Jeep Grand Cherokee 2011 - 2025 (All Models)
AFE Air Filter: Dodge Durango / Jeep Grand Cherokee 2011 - 2025 (All Models)
usa
Fuel Injector Clinic 445cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 445cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price $750.00 $625.00 17% off

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per 

Flowmaster FloxFX Exhaust System: Jeep Grand Cherokee 4.0L / 4.7L 1999 - 2004
Flowmaster FloxFX Exhaust System: Jeep Grand Cherokee 4.0L / 4.7L 1999 - 2004
usa

Flowmaster FloxFX Exhaust System: Jeep Grand Cherokee 4.0L / 4.7L 1999 - 2004

Flowmaster
5.0 (2)

Regular price $393.95 $363.95 8% off

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per 

Cometic MLX RHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
Cometic MLX RHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
usa

Cometic MLX RHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)

Cometic Gasket
5.0 (1)

Regular price $137.84 $124.07 10% off

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per 

Cometic MLX LHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
Cometic MLX LHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
usa

Cometic MLX LHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)

Cometic Gasket
5.0 (1)

Regular price $137.84 $124.07 10% off

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per 

Borla S-Type Cat-Back Exhaust System (Polished Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Borla S-Type Cat-Back Exhaust System (Polished Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Borla S-Type Cat-Back Exhaust System (Polished Tips): Jeep Grand Cherokee 15-21 6.4L SRT

Borla
5.0 (1)

Regular price $2,385.99 $2,129.99 11% off

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per 

Brian Tooley Racing Stage 1 Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
Brian Tooley Racing Stage 1 Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
usa

Brian Tooley Racing VVT Stage 1 Camshaft: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023

Brian Tooley Racing

Regular price $544.49 $449.99 17% off

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per 

AFE Track Series Cold Air Intake: Dodge Durango 6.2L SRT Hellcat / Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2023
AFE Track Series Cold Air Intake: Dodge Durango 6.2L SRT Hellcat / Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2023
usa
E3 Spark Plugs: 6.2L Hellcat / Demon / Trackhawk 2015 - 2022
E3 Spark Plugs: 6.2L Hellcat / Demon / Trackhawk 2015 - 2022

E3 Spark Plugs: 6.2L Hellcat / TRX / Trackhawk 2015 - 2023

E3

Regular price $12.00 $8.49 29% off

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per 

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
usa

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025

Cometic Gasket

Regular price from $96.54 Up to 36% off

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per 

Borla ATAK Cat-Back Exhaust: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Borla ATAK Cat-Back Exhaust: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Borla ATAK Cat-Back Exhaust: Jeep Grand Cherokee 15-21 6.4L SRT

Borla
5.0 (1)

Regular price $2,239.99 $1,999.99 11% off

Unit price
per 

Nitrous Express Hemi Plate Nitrous Kit: Chrysler / Dodge / Ram / Jeep 5.7L Hemi, 6.1L SRT8 & 6.4L 392 2005 - 2025
Nitrous Express Hemi Plate Nitrous Kit: Chrysler / Dodge / Ram / Jeep 5.7L Hemi, 6.1L SRT8 & 6.4L 392 2005 - 2025
American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2005 - 2008
usa

American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2005 - 2008

American Racing Headers

Regular price from $1,881.11 Up to 14% off

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per 

American Racing Headers: Ram 5.7L Hemi 1500 2013 - 2018 (Classic Body)
usa

American Racing Headers: Ram 5.7L Hemi 1500 2013 - 2018 (Classic Body)

American Racing Headers

Regular price from $2,133.10 Up to 13% off

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per 

Fuel Injector Clinic 1200cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
Fuel Injector Clinic 1200cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 1200cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price from $1,077.00 Up to 17% off

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per 

Stainless Works Stainless Steel Exhaust System: Jeep Grand Cherokee 2012-2018
Stainless Works Stainless Steel Exhaust System: Jeep Grand Cherokee 2012-2018
usa

Stainless Works Exhaust System: Jeep Grand Cherokee 12-18 6.4L

Stainless Works

Regular price $2,095.00 $1,990.25 5% off

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per 

American Car Craft Polished Engine Harness Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 Hemi 2011 - 2024
American Car Craft Polished Engine Harness Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 Hemi 2011 - 2024
usa

American Car Craft Polished Engine Harness Cover: Chrysler / Dodge / Jeep 6.4L 392 Hemi 2011 - 2023

American Car Craft
5.0 (1)

Regular price $178.95 $166.95 7% off

Unit price
per 

Enhance Your Jeep Grand Cherokee with Engine Performance Parts

Unlock the full potential of your Jeep Grand Cherokee with engine performance parts designed to improve power, throttle response, and reliability. This collection features precision-fit components that optimize airflow, fuel delivery, and tuning for a more efficient and responsive engine.

What are the benefits of upgrading engine performance parts on a Jeep Grand Cherokee?

Upgrading your Jeep Grand Cherokee’s engine components can significantly enhance driving dynamics by improving horsepower, torque, and throttle response. Performance parts like high-flow intakes and headers increase airflow, while fuel system upgrades ensure consistent delivery for better combustion efficiency. These improvements not only boost power but also refine engine sound and overall reliability.

  • Improved engine breathing for increased power output
  • Enhanced throttle response for quicker acceleration
  • Optimized fuel delivery for smoother performance
  • Durable components built to withstand daily driving and off-road conditions

How do I choose the right engine performance parts for my Jeep Grand Cherokee?

Selecting the right parts depends on your Jeep’s engine platform and your performance goals. Consider upgrades like cold air intakes and throttle bodies for better airflow, or programmers and tuners to optimize engine management. Always verify fitment for your specific model year and engine size to ensure seamless installation and maximum benefit.

What supporting modifications should I consider with engine upgrades?

To get the most from your engine performance parts, supporting modifications can help maintain balance and reliability. Upgrading your exhaust system complements intake and header improvements by reducing backpressure. Fuel system enhancements and custom tuning ensure your engine runs efficiently with the new parts installed. Explore our full range of Jeep Grand Cherokee engine upgrades at FastHemis to build a cohesive performance setup.

SELECT YOUR VEHICLE