Kooks 06-13 Chevrolet Corvette Z06 ZR1 2 x 3 Header & Green Catted X-Pipe Kit - 2161H631 fits_1998-2005`Volkswagen`Passat Retains function of OEM fuel

Retains function of OEM fuel level sender and can hook up to factory fuel lines or aftermarket fuel lines can be used

When you're trying to make power

These increased tubing diameter and mandrel bends increase exhaust velocity which increases usable torque

then install two per wheel

The manifold allows for the retention of the stock EGR valve

Kooks 06-13 Chevrolet Corvette Z06 ZR1 2 x 3 Header & Green Catted X-Pipe Kit - 2161H631 fits_1998-2005`Volkswagen`Passat Retains function of OEM fuelKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud