Shelby Killer Performance was started in 2015 by David an avid performance car enthusiast. Shelby Killer Performance specializes in LSX and 5th gen LT performance parts and accessories. With a five star rating our ultimate passion is making the customer happy.

2016 Shelby KillerPerformance LLC

The Lingenfelter supercharger pulley upgrade kit is designed to enhance the new LSA Cadillac CTS-V supercharged engine. This upgrade kit produces excellent horsepower and torque improvements over the factory 556 horsepower and 551 lbs ft of torque while maintaining a safe level of boost and supercharger RPM. Testing at Lingenfelter has shown 630 BHP and 630 lbs ft of torque with the Lingenfelter pulley upgrade kit installed.

This upgrade kit allows you to send in your supercharger air intake snout and ECM. LPE will provide ECM programming, supercharger snout porting & polishing to improve air flow. LPE also will remove the stock pulley, press the new pulley back on and drill and pin the shaft. The Lingenfelter CTSV pulley kit raises boost on a stock engine 3-4 psi.

Parts included in kit:
- 2.55 inch diameter steel supercharger drive pulley powder coated black - 8 rib
- 8 rib serpentine belt
- Lingenfelter LS9 solid supercharger isolator coupling
- Lingenfelter air duct kit with LPE logo - Installation kit with everything you need to do the installation

Cadillac CTS-V Supercharger Complete Upgrade Kit W/Programming 2009-13