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

This Ultra Lightweight Pulley Upgrade for ZPE Pulley Hub system. (No machining of the snout needed) Fits factory GM LT4, this 10 Bolt Pulley is designed to be paired with our ZPE MK II HUB. The Pulley is made from billet 7075-T6 aerospace grade aluminum. Stronger and harder than 6061 T6. This pulley is equipped with GripTe® a micro machining technology. This technology allows the maximum grip force to be applied to the component and belt without damaging your belt. You wont have to worry about belt slip with GripTec®. Get the maximum performance out of your supercharger. Featuring our Exclusive GripTec® V2 level grip,

GripTec® = Level V2 (Coated)

Hub: ZPE (10 Bolt M5)

Ribs = 8

Color: Black

Material: 7075-T6 Aluminum

Finish: Type III Anodized, Class 2, Hard Coat

Size: 2.40" Inch


Size: 60.96 mm

LT4 Z06 Pulley & HUB MKII Ø 2.40" Black GripTec® V2