JTM Motorsports is excited to announce our newest performance packages for your C7 ZR1 that are created to retain GM’s OEM LT5 supercharger. With everything from mild to wild, be prepared to have everything from basic bolt ons and a tune to 1000+ horsepower track ready monsters right at your fingertips. In stage one, we offer simple modifications that increase air flow to overdrive the supercharger. By stage 3, we are ready to upgrade the supercharger cooling system to keep your engine running at max power longer than ever before. With upgrades such as our upgraded camshafts, give your car the unmistakable sound that classic gearheads know and love. By our stage 4 and 4.5 packages, we are able to obtain the max amount of power on pump gas while keeping your supercharger stock and your car street ready. With sound, power, reliability and performance, JTM Motorsports is ready to customize packages for you to fit your specific gear head needs. Contact our team to find out why our packages are ready to help you blow away the competition today!