Welcome to ZZPerformance!

We are the world's largest supplier of aftermarket performance parts for the late model 3800 platform and soon to be the largest for the Ecotec platform. We design, test, and manufacture the majority of our products in house to keep costs low and quality high. By building more specific test equipment than any other vendor and reinvesting the majority of our sales into product development our performance products are unparalleled. We offer same day shipping on orders placed before 5pm Eastern Time and extremely low prices. Give us a try and join the thousands of satisfied customers!

The fastest and highest HP cars run ZZP products!

Motor/Vehicle	Elapsed Time	Notes
2.4 Liter LE5	11.83@113.78mph (gas)	401whp (E85)
2.0 Liter LSJ	9.82@141.6mph (30psi)	898whp (54psi)
Fastest M62 powered Cobalt	12.32@114+mph	320whp (E85)
Fastest M62 powered Ion	12.1@119+mph	400whp (E98)
Fastest LNF	10.99@133.6mph (27psi)	710whp (44psi)
Fastest stock turbo LNF	11.62@119mph	383whp
The World's Fastest FWD 3800	8.6582@158.97mph (24psi)	870whp (28psi)