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The Kooks 1-7/8" to 3" stainless slip-on collector is a 4-into-1 design with a 9–10-inch body plus 2 inches for slip overlap. It includes the patented Kooks scavenging spike and two A/B-style tabs to fasten to primaries. Sold individually, this collector slips over 1-7/8" primaries and provides a controlled merge and outlet for custom header assembly and race-oriented exhaust builds.
Kooks Universal 1 7/8in x 3in SS Coll w/9-10in Long Body. Plus 2in for Slip
