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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

1358 Results

Fast Hemis One-Click Stage 1 Kit: 2022-2026 Jeep Grand Cherokee 3.6L V6 (+40HP)
Fast Hemis One-Click Stage 1 Kit: 2022-2026 Jeep Grand Cherokee 3.6L V6 (+40HP)
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Stainless Works Exhaust System: Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021
Stainless Works Exhaust System: Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021
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Stainless Works Exhaust System: Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021

Stainless Works

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

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Stainless Works Long-Tube Headers and Mid Pipes: Jeep Grand Cherokee 6.2L Trackhawk 2018-2021
Stainless Works Long-Tube Headers and Mid Pipes: Jeep Grand Cherokee 6.2L Trackhawk 2018-2021
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Stainless Works Long-Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021

Stainless Works

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

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Cometic MLS Head Gaskets (4.055" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
Cometic MLS Head Gaskets (4.055" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
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Cometic MLS Head Gaskets (4.055" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010

Cometic Gasket

Regular price $204.32 $91.95 55% off

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K&N Air Filter: Jeep Commander / Grand Cherokee 2005 - 2010 (All Models)
K&N Air Filter: Jeep Commander / Grand Cherokee 2005 - 2010 (All Models)
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 $1,171.95 8% off

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DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2018-2019 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2018-2019 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2019 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $2,137.95 $1,999.95 6% off

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K&N 77 Series Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 3.6L V6 2016 - 2025
K&N 77 Series Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 3.6L V6 2016 - 2025
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)

Diablo Sport

Regular price $1,968.95 $1,849.95 6% off

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DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)

DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2019 (6.2L Trackhawk)

Diablo Sport

Regular price $1,856.95 $1,699.95 8% off

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Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
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Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price from $1,623.00 Up to 17% off

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Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
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Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price $1,947.60 $1,623.00 17% off

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CORSA Sport Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee SRT8 2006-2010 6.1L HEMI
CORSA Sport Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee SRT8 2006-2010 6.1L HEMI
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CORSA Sport Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee 06-10 6.1L SRT8

CORSA Performance

Regular price $2,963.40 $2,424.99 18% off

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Magnaflow Exhaust System: Jeep Grand Cherokee 5.7L Hemi 2011 - 2021
Magnaflow Exhaust System: Jeep Grand Cherokee 5.7L Hemi 2011 - 2021
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Magnaflow Exhaust System: Jeep Grand Cherokee 11-22 5.7L/3.6L

Magnaflow

from $2,138.00

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American Racing Headers Cat-Back Exhaust System: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
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American Racing Headers Cat-Back Exhaust System: Jeep Grand Cherokee 6.4L SRT 2012 - 2021

American Racing Headers

Regular price $2,429.54 $2,113.22 13% off

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NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025

NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023

NOS

Regular price $1,518.95 $1,399.95 8% off

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Borla Axle-Back Exhaust S-Type: Jeep Grand Cherokee 6.4L SRT8 2012 - 2014
Borla Axle-Back Exhaust S-Type: Jeep Grand Cherokee 6.4L SRT8 2012 - 2014
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Borla Axle-Back Exhaust S-Type: Jeep Grand Cherokee 12-14 6.4L SRT8

Borla

Regular price $1,097.99 $979.99 11% off

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Borla Axle-Back Exhaust ATAK: Jeep Grand Cherokee 6.4L SRT8 2012 - 2014
Borla Axle-Back Exhaust ATAK: Jeep Grand Cherokee 6.4L SRT8 2012 - 2014
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Borla Axle-Back Exhaust ATAK: Jeep Grand Cherokee 12-14 6.4L SRT8

Borla

Regular price $1,248.99 $1,114.99 11% off

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AFE Cold Air Intake: Jeep Commander / Grand Cherokee 4.7L 2005 - 2010
AFE Cold Air Intake: Jeep Commander / Grand Cherokee 4.7L 2005 - 2010
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AFE Cold Air Intake: Jeep Commander / Grand Cherokee 05-09 4.7L V8

aFe

from $399.00

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2 filter types
  • Pro 5R (Oiled)
  • Pro Dry-S (Non-Oiled)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2015 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2015 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM (Unlocked): Jeep Grand Cherokee 2015 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $1,383.95 $1,299.95 6% off

Unit price
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Corsa Sport Cat-Back Exhaust (Black): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Corsa Sport Cat-Back Exhaust (Black): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
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Corsa Sport Cat-Back Exhaust (Black): Jeep Grand Cherokee 12-21 6.4L

CORSA Performance

Regular price $3,172.99 $2,910.99 8% off

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Corsa Apex Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Corsa Apex Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
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Corsa Apex Cold Air Intake: Jeep Grand Cherokee 12-21 6.4L

CORSA Performance

Regular price from $389.99 Up to 9% off

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2 filter types
  • Oiled Filter
  • Dry Filter
Stainless Works Catted Midpipe: Jeep Grand Cherokee (2018-2021)
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Stainless Works Catted Midpipe: Jeep Grand Cherokee (2018-2021)

Stainless Works

Regular price $1,195.00 $1,135.25 5% off

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MSD Ignition Street Fire Gen III HEMI Ignition Coils (8-Pack) Black: Fits most HEMI Models

MSD Ignition

Regular price $575.95 $509.95 11% off

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

Cometic Gasket

Regular price $13.67 $12.31 10% off

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Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.1L SRT8 2006 - 2010
Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.1L SRT8 2006 - 2010
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Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 06-10 6.1L SRT8

Stainless Works

Regular price $2,375.00 $2,256.25 5% off

Unit price
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MagnaFlow Conv DF Exhaust: Jeep Grand Cherokee 2001-2004
MagnaFlow Conv DF Exhaust: Jeep Grand Cherokee 2001-2004
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MagnaFlow Conv DF Exhaust: Jeep Grand Cherokee 01-04

Magnaflow

$584.00

Unit price
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Liqui Moly Hydraulic Lifter Additive: Fits Most Models
Liqui Moly Hydraulic Lifter Additive: Fits Most Models

Liqui Moly Hydraulic Lifter Additive: Fits Most Models

LIQUI MOLY

$227.40

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DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014
DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014

DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014

Diablo Sport

Regular price $806.95 $749.95 7% off

Unit price
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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