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 to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"

• Kooks Products Are Backed By A Limited Lifetime Warranty To The Original Purchaser
• Kooks Products Are Dyno And Race Tested And Designed For Maximum Power
• Kooks Uses T304 Aircraft Quality Stainless Steel
• Manufactured In The USA
• Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.

3" H.O. (High Output) GREEN Catted Stainless Steel Connection Pipes with OEM Outlet. 2023+ Cadillac Escalade V. 16GA 304 Stainless Steel construction Two-bolt Flange Ball and socket style connection to Headers Kooks H.O. (High Output) GREEN Cats 300 Cell High Flow Catatlytic Converters Requires Kooks Headers Outlet Connects to OEM Exhaust Kooks H.O. GREEN Cats are suitable for use with forced induction