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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.

SELECT YOUR VEHICLE

1352 Results

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 2011 - 2023

American Brother Designs
5.0 (2)

Regular price $175.50 $99.00 44% off

Unit price
per 

Johnson Drop-In Hydraulic Roller Lifters: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat / TRX / Trackhawk
Johnson Drop-In Hydraulic Roller Lifters: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat / TRX / Trackhawk
usa

Brian Tooley Racing - Johnson GEN III Hemi Drop In Hydraulic Roller Lifter: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023

Brian Tooley Racing
5.0 (1)

Regular price $913.42 $780.70 15% off

Unit price
per 

Fast Hemis One-Click Stage 1 Kit: 2011-2014 Dodge Challenger 6.4L 392 (+46HP)
Fast Hemis One-Click Stage 1 Kit: 2011-2014 Dodge Challenger 6.4L 392 (+46HP)

E3 Spark Plugs: Chrysler 300 / Dodge Challenger / Charger 6.4L 392 2011 - 2023

E3
5.0 (3)

Regular price $12.00 $8.49 29% off

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 2006 - 2010

Cometic Gasket

Regular price from $96.54 Up to 10% off

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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
American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021
American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021
usa

American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021

American Racing Headers

Regular price from $1,980.73 Up to 13% off

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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 $682.50 $648.38 5% off

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per 

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs

Regular price $109.00 $59.00 46% off

Unit price
per 

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs
5.0 (1)

Regular price $109.00 $59.00 46% off

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per 

Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2025 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2025 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat

Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2023 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat

ACCEL

Regular price $731.95 from $439.95 Up to 40% off

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per 

2 colors
American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2011 - 2023
usa

American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2011 - 2023

American Racing Headers

Regular price from $1,980.73 Up to 13% off

Unit price
per 

Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 12-18 6.4L

Stainless Works
5.0 (1)

Regular price $2,695.00 $2,560.25 5% off

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per 

AFE Momentum GT Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2023
AFE Momentum GT Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2023
usa
American Racing Headers: Dodge Durango 6.4L 392 & 6.2L Hellcat 2018 - 2025
American Racing Headers: Dodge Durango 6.4L 392 & 6.2L Hellcat 2018 - 2025
usa

American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021

American Racing Headers

Regular price from $1,980.73 Up to 15% off

Unit price
per 

Brian Tooley Racing Stage 2 Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
Brian Tooley Racing Stage 2 Camshaft: Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
usa

Brian Tooley Racing VVT Stage 2 Camshaft: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023

Brian Tooley Racing

Regular price $544.49 $449.99 17% off

Unit price
per 

E3 Spark Plugs: Ram /  Durango / Jeep Grand Cherokee 3.6L V6 2011 - 2025
E3 Spark Plugs: Ram /  Durango / Jeep Grand Cherokee 3.6L V6 2011 - 2025

E3 Spark Plugs: Chrysler 300 / Dodge Challenger / Charger 3.6L V6 2011 - 2023

E3
5.0 (1)

Regular price $12.00 $8.49 29% off

Unit price
per 

E3 Spark Plugs: Dodge Ram /  Durango / Jeep Grand Cherokee 5.7L Hemi & 6.1L SRT8 2005 - 2010
E3 Spark Plugs: Dodge Ram /  Durango / Jeep Grand Cherokee 5.7L Hemi & 6.1L SRT8 2005 - 2010
Fuel Injector Clinic 775cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 775cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic
5.0 (2)

Regular price $864.00 $720.00 17% off

Unit price
per 

Fuel Injector Clinic 650cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 650cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price $819.60 $683.00 17% off

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per 

Hooker Blackheart Shorty Headers: Dodge Durango / Jeep Grand Cherokee 5.7L Hemi 2011 - 2025
Hooker Blackheart Shorty Headers: Dodge Durango / Jeep Grand Cherokee 5.7L Hemi 2011 - 2025

Hooker Blackheart Shorty Headers: Dodge Durango / Jeep Grand Cherokee 5.7L Hemi 2011 - 2024

Hooker Blackheart
5.0 (1)

Regular price $787.95 $727.95 8% off

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per 

American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)
American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)
usa

American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)

American Brother Designs

Regular price $109.00 $59.00 46% off

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per 

Flowmaster Force II Exhaust System: Jeep Grand Cherokee 2011 - 2021 (3.6L V6, 5.7L Hemi)
usa

Flowmaster Force II Exhaust System: Jeep Grand Cherokee 2011 - 2021 (3.6L V6, 5.7L Hemi)

Flowmaster
5.0 (1)

Regular price $1,687.95 $1,549.95 8% off

Unit price
per 

Johnson Drop-In Lifters Set (WITH Axle Oiling): Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
Johnson Drop-In Lifters Set (WITH Axle Oiling): Chrysler / Dodge / Jeep / Ram 5.7L Hemi 2009 - 2025
usa

Brian Tooley Racing - Johnson GEN III Hemi Drop In Lifter Set With Axle Oiling: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023

Brian Tooley Racing
5.0 (1)

Regular price $1,118.68 $956.14 15% off

Unit price
per 

E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025
E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025

E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025

E3
5.0 (1)

Regular price $12.00 $8.49 29% off

Unit price
per 

Fast Hemis One-Click Stage 1 Kit: 2015-2024 Chrysler 300 3.6L V6 (+48HP)
Fast Hemis One-Click Stage 1 Kit: 2015-2024 Chrysler 300 3.6L V6 (+48HP)

E3 Spark Plugs: Chrysler 300 / Dodge Challenger / Charger 3.6L V6 2011 - 2024

E3
5.0 (1)

Regular price $12.00 $8.49 29% off

Unit price
per 

K&N 63 Series Cold Air Intake: Dodge Durango Hellcat / Jeep Grand Cherokee Trackhawk 6.2L 2018 - 2025
K&N 63 Series Cold Air Intake: Dodge Durango Hellcat / Jeep Grand Cherokee Trackhawk 6.2L 2018 - 2025
MSD Blaster Ignition Coils (8-Pack): 2003 - 2005 5.7L Hemi

MSD Blaster Ignition Coils (8-Pack): 2003 - 2005 5.7L Hemi

MSD Ignition

Regular price $844.95 $499.95 41% 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