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ModernMuscleXtreme The Jeep SRT8 Specialists!

Jeep Cherokee SRT8 and Trackhawk

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2006 - 2010 Jeep Cherokee SRT8 WK
2012 - 2020 Jeep Cherokee SRT8 WK2
2018 Jeep SRT TrackHawk
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426 HEMI 6.4L Based Low Compression Stroker Kit by Modern Muscle Performance
426 HEMI 6.4L Based Low Compression Stroker Kit by Modern Muscle Performance
*PROFESSIONAL INSTALLATION AND CLEARANCE CONFIRMATION REQUIRED*MMX 426 HEMI 6.4L Based Rotating Assembly!Features:Manley Forged 4.050...read more
$3,499.95
426 HEMI High Compression N/A 6.4L Based Stroker Kit by Modern Muscle Performance
426 HEMI High Compression N/A 6.4L Based Stroker Kit by Modern Muscle Performance
*PROFESSIONAL INSTALLATION & CLEARANCE CONFIRMATION REQUIRED*MMX 426 High Compression HEMI 6.4L Based Rotating Assembly!Modern...read more
$3,395.00
426 HEMI Stroker Engine - 6.4L/6.2 Based by Modern Muscle Performance
426 HEMI Stroker Engine - 6.4L/6.2 Based by Modern Muscle Performance
 This 6.4/6.2 Based 426 CI Stroker Short Block Features our 426 CI Forged Rotating assembly with a balanced Molnar BILLET Center...read more
Sale: $7,499.95
426 HEMI Stroker Engine- 6.1L Based by Modern Muscle Performance
426 HEMI Stroker Engine- 6.1L Based by Modern Muscle Performance
Modern Muscle Performance has been building HEMI stroker engines for many years and we have a well earned reputation as one of the...read more
Sale: $5,982.00
445cc HEMI Fuel Injectors by Fuel Injector Clinic
445cc HEMI Fuel Injectors by Fuel Injector Clinic
Dodge SRT-8, 5.7 Fuel Injector Clinic Injector Set: 8 x 445cc/min (42lbs/hr) at 3 bar (43.5psi) fuel pressure and 50lbs/hr (520cc/min)...read more
$595.00
454 HEMI Stroker Engine- 6.4L Based by Modern Muscle Performance
454 HEMI Stroker Engine- 6.4L Based by Modern Muscle Performance
Introducing the Modern Muscle Xtreme 454 cubic inch Stroker Kit! This kit features a 4.250 stroke crankshaft, 6.125 connecting rod, and...read more
Sale: $6,081.00
5.7L 6.4L HEMI Fuel Rails by MMX
5.7L 6.4L HEMI Fuel Rails by MMX
Premium HEMI aluminum fuel rails by MMX including an optional banjo fitting for more fitment possibilities!Features: .670 Inner...read more
$149.95
5.7L HEMI Jeep Cold Air Intake by Mopar
5.7L HEMI Jeep Cold Air Intake by Mopar
ModenMuscleXtreme.com now offers this HEMI cold air intake for your 5.7 liter from Mopar. This bolt-on system is designed to allow...read more
$447.00
5.7L HEMI VVT Camshaft Installation Kit by MMX
5.7L HEMI VVT Camshaft Installation Kit by MMX
This is a list of suggest parts that we recommend for our MMX performance 5.7L HEMI camshaft kits.read more
$0.00
525cc HEMI Fuel Injectors by Fuel Injector Clinic
525cc HEMI Fuel Injectors by Fuel Injector Clinic
ModernMuscleXtreme.com only offers the very best in our injector selection for your HEMI powered hotrod.Fuel Injector Clinic is owned...read more
$570.00
6.1L Gen III HEMI Performer RPM Cylinder Heads 83cc by Edelbrock - Both Cylinder Heads Included
6.1L Gen III HEMI Performer RPM Cylinder Heads 83cc by Edelbrock - Both Cylinder Heads Included
The Edelbrock Performer RPM is a bolt-on performance upgrade for 2003-Present Gen III HEMI® 5.7L, 6.1L, 6.2L and 6.4L engines. It's...read more
$1,561.50
6.1L HEMI 1511 Beehive Valve Spring Kit
6.1L HEMI 1511 Beehive Valve Spring Kit
This Modern Muscle Xtreme Cam Install Package For 6.1L HEMI is perfect if you are considering upgrading the camshaft in your 6.1L HEMI....read more
$515.95
6.1L HEMI 1516 Beehive Valve Spring Kit
6.1L HEMI 1516 Beehive Valve Spring Kit
This Modern Muscle Xtreme Cam Install Package For 6.1L HEMI is perfect if you are considering upgrading the camshaft in your 6.1L HEMI....read more
$674.95
6.1L HEMI ATI Super Damper
6.1L HEMI ATI Super Damper
The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chrysler, Dodge and Mopar Engines...read more
$394.84
6.1L HEMI Catchcan 3.0 by J&L Oil Separator Company (formally JLT)
6.1L HEMI Catchcan 3.0 by J&L Oil Separator Company (formally JLT)
ALL NEW J&L Oil Separator 3.0 Oil SeparatorThe new design is the 3.0 because it hold 3oz of fluid where the original held a little...read more
$159.00
6.1L HEMI CNC Ported Heads by Modern Muscle Performance
6.1L HEMI CNC Ported Heads by Modern Muscle Performance
**3-5 week lead time**Unlike the competition, we don't offer stages to our heads: we simply offer the best product possible. These heads...read more
$2,349.00
6.1L HEMI CNC Ported Runner Intake Manifold by Modern Muscle
6.1L HEMI CNC Ported Runner Intake Manifold by Modern Muscle
**Can take up to 1 week for delivery!**The 6.1L HEMI intake is still very popular for many reasons, and we are proud to offer this...read more
$649.99
6.1L HEMI Custom Grind Performance Camshaft
6.1L HEMI Custom Grind Performance Camshaft
Call Us Today to Get Started On Your Own Custom Grind Performance Camshaft!Due to increased demand for performance enhancements for our...read more
$529.95
6.1L HEMI Forged 2618 Drop In Pistons and Rods Power Package
6.1L HEMI Forged 2618 Drop In Pistons and Rods Power Package
*PROFESSIONAL INSTALLATION & CLEARANCE CONFIRMATION REQUIRED*Our Drop-In Piston Package is capable of supporting 1000 RWHP, but some...read more
$1,799.95
6.1L HEMI Jeep Cherokee SRT8 WK1 Single Pump Fuel System by Fore-MMX
6.1L HEMI Jeep Cherokee SRT8 WK1 Single Pump Fuel System by Fore-MMX
**This product is currently unavailable**Exclusively Available Through Modern Muscle Xtreme!Modern Muscle Xtreme is proud to announce...read more
Sale: $619.35
6.1L HEMI Jeep Cold Air Intake "Dry" by Airaid
6.1L HEMI Jeep Cold Air Intake "Dry" by Airaid
The AIRAID Air Box System is engineered to give your engine larger amounts of cooler air to produce more horsepower and torque. The...read more
Sale: $199.99
6.1L HEMI Jeep Cold Air Intake "Oiled" by Airaid
6.1L HEMI Jeep Cold Air Intake "Oiled" by Airaid
The AIRAID Air Box System is engineered to give your engine larger amounts of cooler air to produce more horsepower and torque. The...read more
Sale: $199.99
6.1L HEMI Jeep Cold Air Intake Black "Dry" by Airaid
6.1L HEMI Jeep Cold Air Intake Black "Dry" by Airaid
The AIRAID Air Box System is engineered to give your engine larger amounts of cooler air to produce more horsepower and torque. The...read more
Sale: $199.99
6.1L HEMI Jeep Cold Air Intake Blue "Dry" by Airaid
6.1L HEMI Jeep Cold Air Intake Blue "Dry" by Airaid
The AIRAID Air Box System is engineered to give your engine larger amounts of cooler air to produce more horsepower and torque. The...read more
Sale: $199.99
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