HEMI EXPERTS OF 20 YEARS

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All Engine Components

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1376 Results

AFE 80mm Throttle Body: 300 / Challenger / Charger / Durango / Ram / Grand Cherokee 3.6l V6 2011 - 2024
AFE 80mm Throttle Body: 300 / Challenger / Charger / Durango / Ram / Grand Cherokee 3.6l V6 2011 - 2024
Joe Approved
usa
BBK Performance 78MM Throttle Body: Chrysler / Dodge / Ram / Jeep 3.6L V6 2011 - 2025
BBK Performance 78MM Throttle Body: Chrysler / Dodge / Ram / Jeep 3.6L V6 2011 - 2025
Joe Approved
usa

BBK Performance 78MM Throttle Body: Chrysler / Dodge / Jeep / Ram 3.6L V6 2011 - 2026

BBK

Regular price $549.99 $499.99 Sale

Unit price
per 

DiabloSport inTune i3 Platinum Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014

DiabloSport inTune i3 Platinum Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014

Diablo Sport
4.8 (10)

Regular price $562.95 $499.95 Sale

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per 

Cometic Valve Cover Gasket: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk
Cometic Valve Cover Gasket: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk
usa
Cometic MLS Head Gaskets (3.950" Bore): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
Cometic MLS Head Gaskets (3.950" Bore): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
usa

Cometic MLS Head Gaskets (3.950" Bore): Chrysler / Dodge / Jeep 5.7L Hemi 2003 - 2026

Cometic Gasket
5.0 (1)

Regular price from $96.54 Sale

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per 

Mishimoto Ignition Coil Pack Set (8-Pack) (F&R): Fits 5.7/6.1/6.2/6.4L HEMI 2006-2023
Mishimoto Ignition Coil Pack Set (8-Pack) (F&R): Fits 5.7/6.1/6.2/6.4L HEMI 2006-2023

Mishimoto Hemi Ignition Coils (8-Pack, Dual Plug): Fits Mopar 2006-2023 5.7L/6.1L/6.2L/6.4L

Mishimoto
5.0 (2)

Regular price $297.00 $269.95 Sale

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per 

Cometic Intake Manifold Gaskets (O-Ring/Set): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
Cometic Intake Manifold Gaskets (O-Ring/Set): Chrysler / Dodge / Ram / Jeep 5.7L Hemi 2003 - 2025
usa

Cometic Intake Manifold Gaskets (O-Ring/Set): Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2003 - 2026

Cometic Gasket
5.0 (1)

Regular price $24.01 $21.61 Sale

Unit price
per 

Cometic Intake Manifold Gasket Set (Pair): Chrysler / Dodge / Jeep 6.1L SRT8 & 6.4L 392 2006 - 2025
Cometic Intake Manifold Gasket Set (Pair): Chrysler / Dodge / Jeep 6.1L SRT8 & 6.4L 392 2006 - 2025
usa
Cometic Timing Cover Gasket Set: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk 2003 - 2025
Cometic Timing Cover Gasket Set: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk 2003 - 2025
usa

Cometic Timing Cover Gasket Set: Chrysler / Dodge / Jeep / Ram 5.7L / 6.1L / 6.2L / 6.4L 2003 - 2026

Cometic Gasket
5.0 (1)

Regular price $48.06 $43.25 Sale

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per 

Cometic Intake Manifold Gasket Set (PAIR): Dodge / Jeep / Ram 6.2L Hellcat / Demon / Trackhawk / TRX 2015 - 2023
Cometic Intake Manifold Gasket Set (PAIR): Dodge / Jeep / Ram 6.2L Hellcat / Demon / Trackhawk / TRX 2015 - 2023
usa

Cometic Intake Manifold Gasket Set (PAIR): Dodge / Jeep / Ram (6.2L Hellcat / Trackhawk / TRX) 2015 - 2026

Cometic Gasket
5.0 (3)

Regular price $41.46 $37.32 Sale

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per 

Cometic Thermostat Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
Cometic Thermostat Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
usa

Cometic Thermostat Gasket: Chrysler / Dodge / Jeep / Ram 5.7L / 6.1L / 6.2L / 6.4L 2003 - 2026

Cometic Gasket
5.0 (2)

Regular price $4.05 $3.64 Sale

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per 

Cometic Water Pump Mounting Gasket: Chrysler / Dodge / Jeep  / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
Cometic Water Pump Mounting Gasket: Chrysler / Dodge / Jeep  / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
usa
Cometic Supercharger Plenum Gasket: Dodge / Jeep / Ram 6.2L Hellcat / Demon / Trackhawk / TRX 2015 - 2023
Cometic Supercharger Plenum Gasket: Dodge / Jeep / Ram 6.2L Hellcat / Demon / Trackhawk / TRX 2015 - 2023
usa

Cometic Supercharger Plenum Gasket: Dodge / Jeep / Ram (6.2L Hellcat / Trackhawk / TRX) 2015 - 2026

Cometic Gasket
5.0 (1)

Regular price $54.06 $48.67 Sale

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per 

Cometic MLS Head Gaskets (4.120" Bore): Chrysler / Dodge / Ram / Jeep 6.4L 392 2011 - 2025
Cometic MLS Head Gaskets (4.120" Bore): Chrysler / Dodge / Ram / Jeep 6.4L 392 2011 - 2025
usa

Cometic MLS Head Gaskets (4.120" Bore): Chrysler / Dodge / Jeep / Ram (6.4L 392 / SRT8 / SRT) 2011 - 2026

Cometic Gasket
5.0 (3)

Regular price from $96.54 Sale

Unit price
per 

DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005-2014

DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005-2014

Diablo Sport
4.5 (2)

Regular price $562.95 $499.95 Sale

Unit price
per 

Cometic Throttle Body Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
Cometic Throttle Body Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 2003 - 2025
usa

Cometic Throttle Body Gasket: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 2003 - 2026

Cometic Gasket
5.0 (2)

Regular price $12.11 $10.90 Sale

Unit price
per 

American Brother Designs Throttle Body Cover: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat / Trackhawk
American Brother Designs Throttle Body Cover: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat / Trackhawk
usa

American Brother Designs Throttle Body Cover: Chrysler / Dodge / Jeep / Ram 3.6L / 5.7L / 6.2L / 6.4L 2012 - 2026

American Brother Designs
5.0 (1)

Regular price $174.50 $124.00 Sale

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per 

American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram
American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram
usa

American Brother Designs Engine Bay Tag: Dodge Challenger / Charger / Durango / Viper 2006 - 2026

American Brother Designs
5.0 (1)

Regular price $76.00 $56.00 Sale

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per 

DiabloSport inTune i3 Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014
DiabloSport inTune i3 Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014

DiabloSport inTune i3 Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014

Diablo Sport
5.0 (2)

Regular price $562.95 $499.95 Sale

Unit price
per 

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
usa

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2005 - 2010

Cometic Gasket
5.0 (1)

Regular price from $96.54 Sale

Unit price
per 

American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023
American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023
usa

American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram (6.4L 392 / SRT / SRT8) 2011 - 2026

American Brother Designs
5.0 (2)

Regular price $175.50 $99.00 Sale

Unit price
per 

Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
usa

Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L / 6.1L / 6.2L / 6.4L 2003 - 2026

Cometic Gasket
5.0 (1)

Regular price $46.62 $41.96 Sale

Unit price
per 

Granatelli 95mm Throttle Body Black: Fits HEMI 2013-2024 5.7/6.1/6.4L
Granatelli 95mm Throttle Body Black: Fits HEMI 2013-2024 5.7/6.1/6.4L
usa

Granatelli 95mm Throttle Body (Black): Fits Most Chrysler/Dodge/Jeep/Ram 6.4L/6.1L/5.7L (05-26)

Granatelli Motor Sports

Regular price $716.63 $680.79 Sale

Unit price
per 

Cometic Blower Snout Gasket: Dodge / Jeep / Ram 6.2L Hellcat / 6.2L Trackhawk / 6.2L TRX 2021 - 2025
usa

Cometic Blower Snout Gasket: Dodge / Jeep / Ram (6.2L Hellcat / Trackhawk / TRX) 2015 - 2026

Cometic Gasket

Regular price $13.67 $12.31 Sale

Unit price
per 

Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023

Eibach Rear Sway Bar End Links Kit (Pair): 300 / Challenger / Charger 2011 - 2024

Eibach

Regular price $210.00 $189.00 Sale

Unit price
per 

AirAid Throttle Body Spacer: Chrysler 300 / Dodge Challenger / Charger 3.6L V6 2011 - 2023
AirAid Throttle Body Spacer: Chrysler 300 / Dodge Challenger / Charger 3.6L V6 2011 - 2023
Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Chrysler 6.1L & 6.4L Hemi
Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Chrysler 6.1L & 6.4L Hemi
usa

Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Fits Most Chrysler/Dodge/Jeep/Ram (05-23)

Kooks Headers
5.0 (1)

Regular price $48.57 $43.72 Sale

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per 

Complete Engine Components for Chrysler, Dodge, Ram & Jeep Hemi Builds

Upgrade your Hemi engine with precision-engineered components designed to enhance power, durability, and throttle response. Whether you’re working on a 5.7L Hemi or pushing a 6.2L Hellcat to its limits, this collection offers every essential part to build a reliable, high-performance engine.

Why Upgrade Your Engine Components on a Hemi?

Stock engine parts are designed for everyday driving and moderate power levels, but performance builds demand stronger, more precise components. Upgrading pistons, rods, camshafts, and cylinder heads improves strength, valvetrain control, and overall engine response. This is especially important for boosted applications or high-RPM naturally aspirated setups where durability is critical.

  • Enhanced strength to handle increased horsepower and torque
  • Improved valvetrain stability for better throttle response
  • Greater reliability under sustained high-load conditions

What Should I Look for in Engine Internals for My Hemi?

Selecting the right engine components depends on your build goals and engine platform. Forged pistons and rods offer superior strength for boosted or high-boost builds, while camshafts tailored to your desired powerband improve valve timing and efficiency. Cylinder heads and gasket kits must match your engine’s displacement and intended use to ensure proper sealing and airflow.

Building a Reliable Hemi Engine: Key Considerations and Next Steps

When assembling your Hemi engine, focus on matching components to your specific platform and power goals. Proper fitment and quality materials ensure long-term reliability whether you’re daily driving or racing. Explore our full range of engine internals at FastHemis to find parts that fit your build and deliver consistent performance.

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