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Jeep Grand Cherokee Engine Parts

Built for your Jeep Grand Cherokee, this collection features engine parts designed to enhance power, response, and durability. Whether you’re upgrading a 5.7L Hemi or a 3.6L V6, these components are selected to support your build goals and maintain reliability under boost or daily driving conditions.

Inside, you’ll find everything from camshafts and pistons to cylinder heads and gasket kits, all engineered to improve engine strength and performance. These parts help optimize your Jeep’s power delivery and throttle response while ensuring long-term durability.

  • Camshafts and valvetrain components
  • Pistons, rods, and bearings
  • Cylinder heads and gasket kits
  • Performance intakes and exhaust headers

Shop engine parts upgrades for your Jeep Grand Cherokee at FastHemis.

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515 Results

King Engine Bearings +0.75mm Connecting Rod Bearing Set: Fits Most Dodge / Chrysler / Jeep / Ram Models (2003-2022)
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King Engine Bearings +1.0mm Connecting Rod Bearing Set: Fits Chrysler / Dodge / Jeep / Ram (03-22)
King Engine Bearings +1.0mm Connecting Rod Bearing Set: Fits Chrysler / Dodge / Jeep / Ram (03-22)
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King Engine Bearings Connecting Rod Bearing Set: Fits Most Hemi Models
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King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep (97-11)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep (97-11)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
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King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Connecting Rod Bearing Set: Fits Dodge / Jeep / Ram 3.7L (02-13)
King Engine Bearings Crankshaft Main Bearings: Fits Dodge / Jeep (94-03)
King Engine Bearings Crankshaft Main Bearings: Fits Dodge / Jeep (94-03)
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King Engine Bearings Crankshaft Main Bearings: Fits Dodge / Jeep (94-03)

King Engine Bearings

$81.60

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King Engine Bearings Main Bearing Set: Fits Dodge / Jeep / Ram (02-13)
King Engine Bearings Main Bearing Set: Fits Dodge / Jeep / Ram (02-13)

King Engine Bearings Main Bearing Set: Fits Dodge / Jeep / Ram (02-13)

King Engine Bearings

$59.15

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King Engine Bearings XP Series Main Bearing Set .026mm: Fits 5.7/6.1L HEMI
King Engine Bearings XP Series Main Bearing Set .026mm: Fits 5.7/6.1L HEMI
Kooks 1.875" Longtube Headers & OEM Catted Mid Pipes (F&R): 11-21 Jeep Grand Cherokee / 11-24 Durango 5.7L VVT HEMI
Kooks 1.875" Longtube Headers & OEM Catted Mid Pipes (F&R): 11-21 Jeep Grand Cherokee / 11-24 Durango 5.7L VVT HEMI
usa
Kooks Headers 1.875" x 3" Longtube Headers & OEM Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT8 2006-2010 6.1L
Kooks Headers 1.875" x 3" Longtube Headers & OEM Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT8 2006-2010 6.1L
usa

Kooks Headers 1.875" x 3" Longtube Headers & OEM Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT8 2006-2010 6.1L

Kooks Headers

Regular price $3,467.81 $3,121.03 10% off

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Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 5.7L w/ Longtubes
Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 5.7L w/ Longtubes
usa

Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 5.7L w/ Longtubes

Kooks Headers

Regular price $1,766.43 $1,589.79 10% off

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Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT 6.4L / Durango SRT 6.4L w/ Longtubes
Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT 6.4L / Durango SRT 6.4L w/ Longtubes
usa

Kooks Headers 3" SS Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT 6.4L / Durango SRT 6.4L w/ Longtubes

Kooks Headers

Regular price $1,819.51 $1,637.56 10% off

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Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 w/ Longtubes
Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 w/ Longtubes
usa

Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee / Durango 2011-24 w/ Longtubes

Kooks Headers

Regular price $2,366.43 $2,129.79 10% off

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Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT / Durango SRT 6.2L-6.4L w/ Longtubes
Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT / Durango SRT 6.2L-6.4L w/ Longtubes
usa

Kooks Headers 3" SS Green Catted Mid Pipes (F&R): Jeep Grand Cherokee SRT / Durango SRT 6.2L-6.4L w/ Longtubes

Kooks Headers

Regular price $2,419.51 $2,177.56 10% off

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Kooks Headers 3" SS Resonator Delete X-Pipe (F&R): Jeep Grand Cherokee SRT 6.2L-6.4L
Kooks Headers 3" SS Resonator Delete X-Pipe (F&R): Jeep Grand Cherokee SRT 6.2L-6.4L
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usa

Kooks Headers 3" SS Resonator Delete X-Pipe (F&R): Jeep Grand Cherokee SRT 6.2L-6.4L

Kooks Headers

Regular price $1,191.47 $1,072.32 10% off

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Kooks Headers 3in H.O. Green Catted OEM Pipes: Jeep Grand Cherokee / Dodge Durango (11-26)
Kooks Headers 3in H.O. Green Catted OEM Pipes: Jeep Grand Cherokee / Dodge Durango (11-26)
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usa

Kooks Headers 3in H.O. Green Catted OEM Pipes: Jeep Grand Cherokee / Dodge Durango (11-26)

Kooks Headers

Regular price $2,969.51 $2,672.56 10% off

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Kooks Oxygen Sensor Harness Extension Kit (FRONT/REAR): 15-23 Challenger / Charger SRT Hellcat / 18-21 Trackhawk 6.2L HEMI
Kooks Oxygen Sensor Harness Extension Kit (FRONT/REAR): 15-23 Challenger / Charger SRT Hellcat / 18-21 Trackhawk 6.2L HEMI
usa
Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)
Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)
usa

Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)

Kooks Headers

Regular price $64.08 $57.67 10% off

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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
usa

Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L

Kooks Headers

Regular price $75.80 $68.22 10% off

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Liqui Moly High Tech Motor Oil: Fits Most Dodge / Jeep / Ram Models
Liqui Moly High Tech Motor Oil: Fits Most Dodge / Jeep / Ram Models
Liqui Moly Multipurpose Grease: Fits Most Dodge / Jeep / Triumph Models
Liqui Moly Multipurpose Grease: Fits Most Dodge / Jeep / Triumph Models

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.

SELECT YOUR VEHICLE