Performance Exhaust systems and components for HEMI powered Jeep.
Choose from a complete exhaust system or upgrade the headers, muffler, and sound of your Grand Cherokee with performance exhaust system components.
A cold air intake is a great way to add up to 25 horse power to the Jeep Grand Cherokee. The cold air intake improves MPG, power and performance by giving it more cold fresh air. Having a cooler, increased volume of air gives you more performance from your HEMI engine.
Inject Performance and instant horse power with the flip of a switch in your HEMI Jeep. ShopHEMI.com offers the ZEX, and Edelbrock nitrous injected Kits, with all the hoses and fitting that our HEMI builders use for clean and easy Installation.
Force more power out of your 6.1 HEMI with our lineup of superchargers at low prices. Superchargers grab large amounts of air and force it into your HEMI engine through the process aptly named forced induction. More air at a higher velocity yields better performance for your Jeep SRT-8.
Transmission upgrades from NAG1 transmissions, modified valve bodies, flywheels, torque converters, flexplates, and shifter parts. Your SRT8 will be able to transfer more torque and horsepower to its wheels.
If you are ready to see what your 6.1L HEMI engine can really do, get a Diablosport turning system. These units allow you to tune your can and add horsepower and torque in minutes. The Trinity Tuning system is also offered, for advanced users.