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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.

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1357 Results

Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $2,362.95 $2,249.95 5% 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 $1,249.95 6% off

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per 

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 $1,249.95 6% off

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per 

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

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

Diablo Sport

Regular price $535.95 $499.95 7% off

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AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 5.7L Hemi 2011 - 2025
AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 5.7L Hemi 2011 - 2025
usa

AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 11-26 5.7L Hemi

aFe

from $387.00

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per 

2 filter types
  • Pro-Dry S (Dry)
  • Pro 5R (Oiled)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)
DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)

DiabloSport Modified PCM + i3 Programmer Combo: Jeep Grand Cherokee 2021 (6.2L Trackhawk)

Diablo Sport

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

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per 

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 $2,099.95 7% off

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per 

AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 3.6L V6 2016 - 2025
AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 3.6L V6 2016 - 2025
usa

AFE Cold Air Intake: Dodge Durango / Jeep Grand Cherokee 16-26 3.6L V6

aFe
5.0 (1)

from $387.00

Unit price
per 

2 filter types
  • Pro Dry-S (Non Oiled)
  • Pro 5R (Oiled)
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 $535.95 $499.95 7% off

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per 

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
usa
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)
MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 6.4L SRT 2012 - 2021

MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 12-21 6.4L

MBRP

Regular price $1,402.05 $1,134.99 19% off

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AWE Touring Edition Cat-Back Exhaust (Black Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
AWE Touring Edition Cat-Back Exhaust (Black Tips): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

AWE Touring Edition Cat-Back Exhaust (Black Tips): Jeep Grand Cherokee 14-21 6.4L

AWE Tuning

Regular price $2,152.63 $2,045.00 5% off

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Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI
Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI
usa

Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI

Cometic Gasket

Regular price $351.50 $326.90 7% off

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per 

Granatelli Xtreme Ignition Coil Packs: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L (02-26)
Granatelli Xtreme Ignition Coil Packs: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L (02-26)
usa

Granatelli Xtreme Ignition Coil Packs: Fits Most Chrysler/Dodge/Jeep/Ram (05-21)

Granatelli Motor Sports

Regular price $889.72 $845.23 5% off

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Manley Performance 2.100" Bead Loc Groove Race Flo Intake Valve Set (F&R): Chrysler 6.1L HEMI 2005-2010
Manley Performance 2.100" Bead Loc Groove Race Flo Intake Valve Set (F&R): Chrysler 6.1L HEMI 2005-2010
usa

Manley Performance 2.100" Bead Loc Groove Race Flo Intake Valve Set (F&R): Chrysler 6.1L HEMI 2005-2010

Manley Performance

Regular price $264.61 $198.46 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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Manley Performance Chrysler Hemi 6.4L Piston Set of 8: 4.095 Inch Bore 6.125in Rod 4.05in Stroke Coated
Manley Performance Chrysler Hemi 6.4L Piston Set of 8: 4.095 Inch Bore 6.125in Rod 4.05in Stroke Coated
usa

Manley Performance Chrysler Hemi 6.4L Piston Set of 8: 4.095 Inch Bore 6.125in Rod 4.05in Stroke Coated

Manley Performance

Regular price $1,046.35 $889.40 15% off

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per 

Manley Performance Chrysler Hemi 6.4L Pistons: +.010 Over Size 1.210 Comp Set of 8
Manley Performance Chrysler Hemi 6.4L Pistons: +.010 Over Size 1.210 Comp Set of 8
usa

Manley Performance Chrysler Hemi 6.4L Pistons: +.010 Over Size 1.210 Comp Set of 8

Manley Performance

Regular price $1,046.35 $889.40 15% off

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per 

CP Pistons Rod Set 4.100 Bore 4.080 Stroke (F&R): 11-24 6.4L 392 HEMI
usa
JE Pistons Gen 3 Hemi 6.4L Piston Set: Multiple JE Pistons Fitments
JE Pistons Gen 3 Hemi 6.4L Piston Set: Multiple JE Pistons Fitments
usa
COMP Cams Non-MDS Lifter Kit: Dodge 03-24 5.7/6.1/6.2/6.4L HEMI
COMP Cams Non-MDS Lifter Kit: Dodge 03-24 5.7/6.1/6.2/6.4L HEMI
usa
COMP Cams Camshaft 2009+ Dodge VVT 5.7/6.4L Hemi Thumpr
COMP Cams Camshaft 2009+ Dodge VVT 5.7/6.4L Hemi Thumpr
usa

COMP Cams Camshaft 2009+ Dodge VVT 5.7/6.4L Hemi Thumpr

COMP Cams

$605.95

Unit price
per 

Fast Hemis One-Click Stage 1 Kit: 2022-2026 Jeep Grand Cherokee 3.6L V6 (+40HP)

Ripp Performance Coil Packs: Dodge, Jeep & Ram 3.6L V6 2019 - 2025

Ripp

Regular price $399.99 $319.00 20% off

Unit price
per 

2 colors

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