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All Engine Components

Built for your Chrysler, Dodge, Ram, and Jeep Hemi engines, this collection covers every essential engine component you need to enhance performance and durability. Whether you’re upgrading a 5.7L Hemi or pushing the limits of a 6.2L Hellcat, our parts are designed to fit your exact engine platform and deliver reliable results under boost or daily driving conditions.

Find everything from camshafts and pistons to cylinder heads, rods, bearings, and gasket kits—all engineered to improve strength, valvetrain control, and overall engine response. These components are ideal for builds focused on power gains, improved throttle response, and long-term reliability.

  • Camshafts and valvetrain upgrades
  • Forged pistons and rods
  • Cylinder heads and gasket kits
  • Bearings and crankshafts
  • Supporting engine internals for boosted and naturally aspirated setups

Shop all engine component upgrades for your Hemi platform at FastHemis.

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1399 Results

Fast Hemis One-Click Stage 2 Kit: 2011-2021 Jeep Grand Cherokee 3.6L V6 (+81HP)
aFe Vulcan Series 2.5in 304SS Cat-Back Exhaust 11-19 Jeep Grand Cherokee (WK2) 5.7L w/ Polished Tips

Fast Hemis One-Click Stage 2 Kit: 2011-2021 Jeep Grand Cherokee 3.6L V6 (+81HP)

FastHemis

Regular price from $3,048.78 Up to 7% off

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2 filter types
  • Pro 5R (Oiled)
  • Pro Dry-S (Non-Oiled)
aFe Pedal 2 Metal Throttle Enhancer: Fits RAM / Jeep 2018-2026
aFe Pedal 2 Metal Throttle Enhancer: Fits RAM / Jeep 2018-2026
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Fel-Pro Engine Conversion Gasket Set: Jeep Grand Cherokee (2011-2021)
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usa
Fel-Pro Fuel Injection Throttle Body Gasket: Fits Ram / Jeep (11-26)
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usa
Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)
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usa

Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)

Fel-Pro

$34.75

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Fel-Pro Fuel Injection Throttle Body Gasket: Fits Ram / Jeep (11-26)
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usa
Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)
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usa

Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)

Fel-Pro

$35.20

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Fel-Pro EGR Valve Gasket: Ram 1500 / Jeep Grand Cherokee (11-24 / 11-21)
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Fel-Pro Engine Valve Stem Oil Seal Set: Fits Most Ram / Jeep Models (2011-2026)
Fel-Pro Engine Valve Stem Oil Seal Set: Fits Most Ram / Jeep Models (2011-2026)
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usa
Fel-Pro Engine Coolant Outlet Gasket: Fits Most Ram / Jeep Models (2011-2026)
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usa
Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)
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usa

Fel-Pro EGR Valve Gasket: Fits Ram / Jeep (11-26)

Fel-Pro

$20.22

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Fel-Pro Engine Crankshaft Seal Kit: Ram 1500 / Jeep Grand Cherokee (11-24)
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usa
usa
Manley Performance Race Master Intake Race Flo Valves 2.180in Head Dia (Set of 8): Fits Most Hemi Models
usa

Manley Race Master 2.180" Triple Groove Race Flo Hollow Stem Intake Valve Set (F&R): 2011-2024 6.4L 392 HEMI

Manley Performance

Regular price $752.40 $564.30 25% off

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Manley Performance Race Master Intake Race Flo Valves (Set of 8): Chrysler 300 / Dodge Challenger / Charger 2012-2014
usa

Manley Race Flo 2.180" Bead Loc Groove Intake Valve Set: Fits Chrysler 2011-2024 6.4L 392 HEMI

Manley Performance

Regular price $270.06 $202.55 25% off

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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)

Diablo Sport

Regular price $2,478.95 $2,202.95 11% off

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DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)

DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2018 (6.2L Trackhawk)

Diablo Sport

Regular price $2,249.95 $1,999.95 11% off

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DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2018 (6.2L Trackhawk)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2018 (6.2L Trackhawk)

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2018 (6.2L Trackhawk)

Diablo Sport

Regular price $1,687.95 $1,499.95 11% off

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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)

Diablo Sport

Regular price $2,249.95 $1,999.95 11% off

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DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $1,968.95 $1,749.95 11% off

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DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2021 (6.2L Trackhawk)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2021 (6.2L Trackhawk)

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2021 (6.2L Trackhawk)

Diablo Sport

Regular price $1,325.95 $1,177.95 11% off

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DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2020 (6.2L Trackhawk)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2020 (6.2L Trackhawk)

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2020 (6.2L Trackhawk)

Diablo Sport

Regular price $1,325.95 $1,177.95 11% off

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per 

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2017 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $1,267.95 $1,126.95 11% off

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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.

SELECT YOUR VEHICLE