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Kooks 3 inch x OEM outlet catted stainless Y-pipe fits 1999–2006 GM 1500 series trucks and SUVs including Silverado, Tahoe and Yukon with 4.8L/5.3L engines. This catted Y-pipe is intended for use with Kooks long tube headers and is supplied as a stainless assembly; KOOKS standard cats are not recommended with forced induction. It provides the required transition for Kooks header-equipped GM trucks.
Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req
