This Kooks catted X-pipe is built for 2011–2014 Ford Mustang GT 5.0L 4V applications and measures 3" x 2-3/4" OEM-style. It must be used with Kooks headers and incorporates standard race catalytic elements that are not intended for forced-induction use. The X-pipe offers a catted midsection designed to balance flow and tone while integrating with Kooks header systems.
Kooks 11-14 Ford Mustang GT 5.0L 4V 3in x 2 3/4in OEM Cat X Pipe Kooks HDR Req