Kooks Headers Exhaust Flanges

Kooks Headers exhaust flanges are precision-engineered connection components built for high-performance exhaust fabrication, repair, and custom builds. Whether you're connecting header tubes to cylinder heads, joining collectors, or linking mid-pipe sections, Kooks flanges deliver the reliable, leak-free sealing that serious performance builders demand on the street and the track.

Key Features:

• T304 Aircraft-Grade Stainless Steel Construction — Crafted from T304 aircraft-quality stainless steel for outstanding corrosion resistance and long-term durability under extreme heat conditions
• Precision Machined to Tight Tolerances — Each flange is machined for accurate fitment and a consistent, leak-free seal across a wide range of exhaust configurations
• Wide Range of Configurations — The product line spans multiple bolt patterns, port shapes, pipe diameters, and flange styles — including 2-bolt exhaust flanges, header flanges, collector flanges, ball-and-socket flange kits, and specialty bank flanges — to accommodate diverse exhaust system builds
• American Made — Designed and manufactured in the USA, consistent with Kooks' more than 60-year tradition of domestic, family-owned manufacturing excellence
• Dyno and Race Tested — Engineered to withstand the rigors of both high-performance street use and professional motorsports competition
• Limited Lifetime Warranty — Backed by Kooks' limited lifetime warranty to the original purchaser

Since 1962, Kooks Headers & Exhaust has been a leader in high-performance exhaust technology, earning championships across NHRA, IHRA, NMCA, NMRA, NASCAR, SCCA, and other major racing organizations. As an independently owned, family-operated company now in its third generation, Kooks maintains uncompromising quality standards across every component in their lineup — including their full range of exhaust flanges. Select the correct variant for your application from the options below.