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Jeep Grand Cherokee Engine Parts

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525 Results

Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
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Kooks Headers Stage 8 Header Bolt Kit: Chrysler / Dodge / Jeep / Ram 2005 - 2020

Kooks Headers

Regular price $78.07 $70.27 Sale

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Diablo Sport PredatorX Perf Tuner: Fits Ram / Jeep / Dodge / Chrysler (11-26)
Diablo Sport PredatorX Perf Tuner: Fits Ram / Jeep / Dodge / Chrysler (11-26)

Diablo Sport PredatorX Perf Tuner: Chrysler / Dodge / Jeep / Ram 3.6L / 5.7L / 6.2L / 6.4L 2015 - 2017

Diablo Sport

Regular price $506.95 $449.95 Sale

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Victor Reinz Head Set: Fits Most Chrysler / Dodge / Jeep / Ram Models (2009-2021)
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K&N Oil Filter (F&R): Fits Chrysler / Dodge / Jeep / RAM 2008-24 w/ 5.7-6.4L HEMI
K&N Oil Filter (F&R): Fits Chrysler / Dodge / Jeep / RAM 2008-24 w/ 5.7-6.4L HEMI
Bully Dog GT Platinum Tuner: Fits Dodge/Jeep/Ram 2003-2014 5.7/6.1L HEMI
Bully Dog GT Platinum Tuner: Fits Dodge/Jeep/Ram 2003-2014 5.7/6.1L HEMI
Diablo Sport DS-MFD PredatorX Programmer: Fits Chrysler / Dodge / Jeep / Ram (07-14)
Diablo Sport DS-MFD PredatorX Programmer: Fits Chrysler / Dodge / Jeep / Ram (07-14)

Diablo Sport DS-MFD PredatorX Programmer: Chrysler / Dodge / Jeep / Ram 2007 - 2014

Diablo Sport

Regular price $361.95 $320.95 Sale

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Cometic MLS Head Gasket 4.100in Bore .075in: Fits Dodge / Chrysler / Jeep / Ram (03-26)
Cometic MLS Head Gasket 4.100in Bore .075in: Fits Dodge / Chrysler / Jeep / Ram (03-26)
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Cometic MLS RHS Head Gasket (4.100" Bore, .075" Thickness): Chrysler / Dodge / Jeep 5.7L Hemi 2003 - 2026

Cometic Gasket

Regular price $156.31 $140.68 Sale

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Superchips Ignition Coil Packs 3.6L V6 (6 Pack): Fits Most Hemi Models

Superchips Ignition Coil Packs 3.6L V6 (6 Pack): Chrysler / Dodge / Jeep / Ram 3.6L V6 2011 - 2024

Superchips

Regular price $268.95 $238.95 Sale

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Cometic Chrysler 2003-2008 5.7L Gen-3 Hemi Top End Gskt Kit-3.950in Bore-.066in MLS Cyl Head Gskt
Cometic Chrysler 2003-2008 5.7L Gen-3 Hemi Top End Gskt Kit-3.950in Bore-.066in MLS Cyl Head Gskt
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Cometic Gasket 5.7L Gen-3 Hemi .075in MLS Head Gasket (RHS): Dodge / Chrysler / Jeep / Ram (03-15)
Cometic Gasket 5.7L Gen-3 Hemi .075in MLS Head Gasket (RHS): Dodge / Chrysler / Jeep / Ram (03-15)
usa

Cometic MLS RHS Head Gasket (3.950" Bore, .075" Thickness): Chrysler / Dodge / Jeep 5.7L Hemi 2003 - 2026

Cometic Gasket

Regular price $156.31 $140.68 Sale

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per 

Cometic Gasket MLS Head Gasket RHS: Fits Chrysler / Dodge / Jeep / Ram 5.7L Gen-3 Hemi (03-15)
Cometic Gasket MLS Head Gasket RHS: Fits Chrysler / Dodge / Jeep / Ram 5.7L Gen-3 Hemi (03-15)
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Cometic MLS RHS Head Gasket (3.950" Bore, .089" Thickness): Chrysler / Dodge / Jeep 5.7L Hemi 2003 - 2026

Cometic Gasket

Regular price $169.17 $152.26 Sale

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Cometic Gasket 5.7L Gen-3 Hemi .075in MLS Head Gasket (LHS): Dodge / Chrysler / Jeep / Ram (03-15)
Cometic Gasket 5.7L Gen-3 Hemi .075in MLS Head Gasket (LHS): Dodge / Chrysler / Jeep / Ram (03-15)
usa

Cometic MLS LHS Head Gasket (3.950" Bore, .075" Thickness): Chrysler / Dodge / Jeep 5.7L Hemi 2003 - 2026

Cometic Gasket

Regular price $156.31 $140.68 Sale

Unit price
per 

Borla S-Type Cat-Back Exhaust System (Black Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Borla S-Type Cat-Back Exhaust System (Black Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
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ACCEL SuperCoil Ignition Coil 6-Pack: Chrysler 300 / Dodge Challenger / Charger / Durango / Jeep Grand Cherokee 2011 - Yellow

ACCEL SuperCoil Ignition Coil 6-Pack: Chrysler / Dodge / Jeep / Ram 3.6L V6 2011 - 2024

ACCEL

Regular price $281.95 $249.95 Sale

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Upgrade Your Jeep Grand Cherokee with High-Performance Engine Parts

Enhance the power and durability of your Jeep Grand Cherokee’s engine with parts designed to optimize performance and reliability. Whether you drive a 5.7L Hemi or a 3.6L V6, this collection offers components tailored to support your build goals and improve throttle response under all driving conditions.

Why Upgrade Engine Internals on Your Jeep Grand Cherokee?

Upgrading engine internals like camshafts, pistons, and cylinder heads can significantly improve your Jeep’s power delivery and engine strength. These components are engineered to handle increased stress, whether from boost or aggressive driving, helping maintain reliability while unlocking better performance.

  • Improved throttle response and power output
  • Increased durability under higher RPM and boost levels
  • Enhanced combustion efficiency for smoother operation

What to Look for When Choosing Engine Parts for Your Jeep

Selecting the right engine components depends on your specific engine type and performance goals. Focus on parts that match your build, such as camshafts designed for your displacement and pistons rated for your intended boost or power level. Proper fitment and quality materials ensure long-term reliability and optimal results.

How to Maximize Your Jeep Grand Cherokee’s Engine Performance

Combining upgraded valvetrain components, forged pistons, and performance intakes or exhaust headers can transform your Jeep’s engine character. These parts work together to improve airflow, combustion, and mechanical strength. Explore our Jeep Grand Cherokee engine parts collection at FastHemis to find the right upgrades for your build and driving style.

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