This Kooks catted Y-pipe is specified for 1998–2002 F-body vehicles with the LS1 5.7L engine and connects to OEM points. The 3" x 2-3/4" catted stainless Y-pipe must be used with Kooks headers and incorporates standard race catalytic elements. It provides a midsection solution to integrate Kooks headers into the exhaust layout while preserving intended flow characteristics.
Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req