O2 Extension Kit for C6 Corvette Base/Grand Sport 1989-pontiac-firebird-esi6878223 ** 3-4 Week Lead Time

** 3-4 Week Lead Time - This kit is ready to bolt on out of the box**

TIG welded and feature adjustment for a perfect fit on all 1968-1972 A-Body's

Viscosity Index 183

Driver and passenger seats maintains full articulation

Our lower control arms our designed to replace your weak

O2 Extension Kit for C6 Corvette Base/Grand Sport 1989-pontiac-firebird-esi6878223 ** 3-4 Week Lead TimeKooks 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