O2 Extension Harness Kit for 2022+ Cadillac CT5-V Blackwing 2000 pontiac firebird High natural viscosity index (VI)

High natural viscosity index (VI) provides thicker oil film in bearings and cams

this car was always a fast competitor on the Optima/USCA circuit

2006 Hawkeye 300 2x4/4x4

the Dexron VI fluid requires a starting viscosity of less than 6

O2 Extension Harness Kit for 2022+ Cadillac CT5-V Blackwing 2000 pontiac firebird High natural viscosity index (VI)Kooks 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