HPE500 - 500 HP Engine Upgrade
500 HP Engine Upgrade. Available for all SRT8 vehicles: Challenger SRT8, 300C SRT8, Magnum SRT8, Charger SRT8 & Jeep SRT8. Limited edition -- only 50 units will be built for each model year. Call or email for pricing and availability.
HPE530 - 530 HP Heads & Cam Engine Upgrade
Remember the movie "Christine" with the Evil Hemi? You get the picture. 530 hp and 530 lb-ft. of pavement pounding torque. Limited edition.
HPE575 - 575 HP 426 Hemi Stroker Upgrade
Old school Hemi displacement meets late model performance. 575 horsepower and 575 lb-ft of torque from a stroked SRT8.
Q1 - v Quaiffe Limited Slip Rearend Upgrade
Stronger rearend improves traction and handling. Available for all rear wheel drive 5.7 and 6.1 Hemi vehicles.
HRE - Wheel & Tire Upgrades
High performance wheels built by HRE. Hennessey Performance is a stocking warehouse dealer.