TSP 2001-2004 C5 & Z06 1-3/4" Long Tube Header & 3" Off-Road X-Pipe Package w/ O2 Extensions

Our Texas Speed & Performance long tube headers for 1997-04 C5 & Z06 Corvettes are built from high-quality 304 stainless steel. They feature 1-3/4" primary tubes with 3" collectors, and they are mandrel-bent on a CNC mandrel bender for 100% ensured accuracy. We offer a 3" x-pipe system for both off-road and catted setups! When combined with our TSP 3" off-road x-pipe, up to 20-25 rear-wheel horsepower gains can be seen! Our 3" off-road x-pipe is 304 stainless steel, and our 3" catted x-pipe is 409 stainless steel with 3" bullet-style catalytic converters for maximum flow and performance.We will include a pair of GM MLS exhaust gaskets, as well as the necessary clamps, to complete the installation. A pair of plug-and-play O2 extensions are now included in this package for no additional charge! Tuning will also be required with any long tube header system to turn the rear O2 sensors off to avoid any "service engine soon" lights. We do offer mail-order tuning services for those th