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.
Magnaflow Direct Fit Catalytic Converter CARB (PASS): Jeep Grand Cherokee / Durango 2011-2017 5.7L HEMI
Magnaflow
$2,225.00
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Magnaflow Direct Fit Catalytic Converter CARB D-193-184 Front: Jeep Grand Cherokee WJ 2004 4.7L
Magnaflow
$3,445.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter CARB Driver Side: Jeep Grand Cherokee / Durango 2011-2012 3.6L
Magnaflow
$1,678.00
- Unit price
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MagnaFlow Direct Fit Catalytic Converter CARB Front: Jeep Grand Cherokee WJ 2001-2004 4.0L
Magnaflow
$1,390.00
- Unit price
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MagnaFlow Direct Fit Catalytic Converter CARB Front: Jeep Grand Cherokee WJ 2002-2004 4.7L
Magnaflow
$1,461.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter CARB Passenger Side: Jeep Grand Cherokee / Durango 2011-2012 3.6L
Magnaflow
$1,476.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter CARB Passenger Side: Jeep Grand Cherokee / Durango 2013-2017 3.6L
Magnaflow
$2,234.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter CARB Rear: Jeep Grand Cherokee 2002-2004 4.0L / 4.7L
Magnaflow
$748.00
- Unit price
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MagnaFlow Direct Fit Catalytic Converter CARB Rear: Jeep Grand Cherokee WJ 2000 4.0L
Magnaflow
$508.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter CARB: Jeep Grand Cherokee 05-06 5.7L / Commander 2006 4.7L & 5.7L HEMI
Magnaflow
$3,658.00
- Unit price
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MagnaFlow Direct Fit Catalytic Converter EPA Front (FRONT): Jeep Grand Cherokee WJ 1999-2004 4.0L
Magnaflow
$733.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Federal (DRIVER): 13-20 Jeep Grand Cherokee / Durango 3.6L
Magnaflow
$847.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Federal EPA (DRIVER): Jeep Grand Cherokee / Durango 2011-2012 3.6L
Magnaflow
$721.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Federal EPA (DRIVER): Jeep Grand Cherokee / Durango 2011-2019 5.7L HEMI
Magnaflow
$674.00
- Unit price
- /per
MagnaFlow Direct Fit Catalytic Converter Federal EPA (PASS SIDE): Jeep Grand Cherokee / Durango 2013-2020 3.6L
Magnaflow
$844.00
- Unit price
- /per
Magnaflow Direct Fit Catalytic Converter Federal EPA (PASSENGER): Jeep Grand Cherokee / Durango 2011-2012 3.6L
Magnaflow
$718.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Federal EPA (PASSENGER): Jeep Grand Cherokee / Durango 2011-2019 5.7L HEMI
Magnaflow
$686.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Federal/EPA (F&R): Jeep Grand Cherokee 05-06 / Commander XK 06-07 3.7L
Magnaflow
$631.00
- Unit price
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MagnaFlow Direct Fit Catalytic Converter HM Grade EPA (FRONT): Jeep Grand Cherokee WJ 1999-2004 4.0L
Magnaflow
$698.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter Metallic Grade (FRONT): Jeep Grand Cherokee SRT8 2006-2010 6.1L HEMI
Magnaflow
$1,076.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter OEM Grade (DRIVER): Jeep Grand Cherokee 2012-2019 SRT8 6.4L / SRT 392
Magnaflow
$960.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter OEM Grade EPA (PASS SIDE): Jeep Grand Cherokee SRT8 12-14 6.4L / SRT 2015 392 HEMI
Magnaflow
$960.00
- Unit price
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Magnaflow Direct Fit Catalytic Converter: Jeep Grand Cherokee 2005-2006
Magnaflow
$3,258.00
- Unit price
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Magnaflow Direct-Fit Exhaust System: Jeep Grand Cherokee / Wagoneer (93-98)
Magnaflow
$212.00
- Unit price
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MagnaFlow HM Grade Direct-Fit Cat Converter Federal/EPA (FRONT): Jeep Grand Cherokee WJ 2002-2004 4.7L
Magnaflow
$843.00
- Unit price
- /per
Magnaflow OEM Grade Direct Fit Catalytic Converter (FRONT): Jeep Grand Cherokee WJ 1999-2001 4.7L
Magnaflow
$1,221.00
- Unit price
- /per
Magnaflow OEM Grade Direct Fit Catalytic Converter (REAR): Jeep Grand Cherokee WJ 1999-2001 4.0L
Magnaflow
$548.00
- Unit price
- /per
Magnaflow OEM Grade Direct Fit Catalytic Converter (REAR): Jeep Grand Cherokee WJ 1999-2001 4.7L
Magnaflow
$548.00
- Unit price
- /per
MagnaFlow OEM Grade Direct-Fit Cat Converter Federal/EPA (FRONT): Jeep Grand Cherokee WJ 2002-2004 4.7L
Magnaflow
$919.00
- Unit price
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MagnaFlow OEM Grade Direct-Fit Cat Converter Federal/EPA (FRONT): Jeep Grand Cherokee WJ 2004 4.7L
Magnaflow
$811.00
- Unit price
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Magnaflow SS Catback Exhaust System Dual Rear Tips (REAR): Jeep Grand Cherokee SRT8 2006-2010 6.1L
Magnaflow
$1,695.00
- Unit price
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MagnaFlow SS Dual Split Rear Exit Cat Back Perf Exhaust (REAR): Jeep Grand Cherokee SRT8 2012-2021 6.2L/6.4L
Magnaflow
$1,910.00
- Unit price
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MagnaFlow Street Series Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee 1998 5.2L / 5.9L V8
Magnaflow
$871.00
- Unit price
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MagnaFlow Street Series Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee 2007-2010 3.7L V6
Magnaflow
$705.00
- Unit price
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MagnaFlow Street Series Cat-Back Exhaust Polished Tips (REAR): Jeep Grand Cherokee 2011-2014 3.6L V6
Magnaflow
$1,337.00
- Unit price
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MagnaFlow Street Series Cat-Back Exhaust System: Jeep Grand Cherokee WJ 1999-2004 4.0/4.7L
Magnaflow
$949.00
- Unit price
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MagnaFlow Street Series Cat-Back Perf Exhaust System (REAR): Jeep Cherokee XJ 1996-2001 4.0L
Magnaflow
$875.00
- Unit price
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MagnaFlow Universal 2.5 Inch Conv: Fits Dodge Ram / Dakota / Durango / Jeep Grand Cherokee (96-04)
Magnaflow
$603.00
- Unit price
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Magnaflow Universal Cat Converter: Dodge / Jeep (96-06) w/ Cutting & Welding Required
Magnaflow
$711.00
- Unit price
- /per
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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.