Kooks Headers · New
Kooks 11-14 Ford Mustang GT / GT500 2 3/4in x 3in OEM Cat-back Exhaust
MPN 11404200 · Store SKU ksh11404200
Supplier stock checked 11/7/2026, 9:59:42 AM UTC. Adding a part does not reserve it.
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Product details
Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!" 2-3/4in.(OEM) x 3in. Cat-Back Exhaust. With 3in. Stainless Steel Over the Axle Rear Pipes; Kooks Polished Oval Race Mufflers and 4in. Slash Cut Polished Tips. 2-3/4"(OEM) x 3" Cat-Back Exhaust. With 3" Stainless Steel Over the Axle Rear Pipes; Kooks Polished Oval Race Mufflers and 4" Slash Cut Polished Tips. 3in. Cat-Back. 2011-2014 Mustang GT/2011-2012 GT500 (Connects to OEM) 3" Cat-Back. 2011-2014 Mustang GT/2011-2012 GT500 (Connects to OEM)
Manufacturer fitment & guides
- 2-3/4" x 3" Cat-Back Exhaust. 2011-2014 Ford Mustang GT 5.0L 4V 2011-2012 Ford Mustang GT500 5.4L 4V 3" 304 Stainless Steel Mandrel Bent TubingKOOKS Polished Stainless Oval Mufflers4" Polished Stainless TipsConnects at OEM Connection Pointre-using OEM Clamps(Not Included)Will work with OEM exhaust or KOOKS Headers & X-Pipe/H-Pipe with 2-3/4" Outlet
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y