These Kooks catted connection pipes are 3.00" to 2.50" stainless pieces specified for the 2004 Pontiac GTO LS1 5.7L application. They serve as OEM-style connection pipes and incorporate standard race catalysts; the standard race cats are not for forced-induction use. The pipes are presented as vehicle-specific connection components for Kooks exhaust integration.
Kooks 04 Pontiac GTO LS1 5.7L 3in x 2 1/2in OEM Cat SS Exhaust Conn. Pipes