Get 400 horsepower…with bolt-on parts!

Take the guesswork out of upgrading your LS1 F-Body, with the PerformancePac™ from SLP Performance Parts. Each 400 HP package comprises a group of jointly engineered induction and exhaust components, all of which work together to significantly improve performance without adversely affecting drivability. Best of all, you’ll save $100 over the cost of purchasing the parts individually!

This Stage 3 PerformancePac™ contains the following items:
High-Flow Air-Box Lid (21045)
Cold-Air Induction Package (21033)
High-Flow K&N Air Filter (25012B)
F-Body Smooth Bellows (23065)
Modular Loud Mouth™ Exhaust System w/2.5" Dual/Dual Tips (31042)
85mm High-Flow MAF Sensor (23060)
DiabloSport II Programmer with SLP Custom Tuning (27007T)
1.85-Ratio Rocker Arms (50185)
Headers 1-3/4: Long Tube w/ 3"Y-Pipe / High-Flow Cats / Installation kit (30048)
400 HP Fender Badges (pair)

NOTE: Contents may vary slightly from photograph.