Kooks Headers Headers Conn Pipe (1141H420) 11-14 Mustang GT / 12-13 Mustang Boss 302

Kooks Headers Headers & Conn Pipe (1141H420)

Kooks Headers 1141H420 Headers & Conn Pipe - Kooks 11-14 Ford Mustang GT 1-7/8 x3 Header & Catted X-Pipe Kit for a 2011-2014 Ford Mustang GT and 2012-2013 Ford Mustang Boss 302.

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Manufacturer: Kooks Headers

Product: Kooks Headers Headers & Conn Pipe

Part Number: 1141H420

UPC: 842422179151

MSRP: $3,010.41

$2,709.37

Free Shipping (Continental US)

New with manufacturer warranty

Availability: IN STOCK (5+)
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(Last checked: 10/31/2025)
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Fitment:

NOTES: Kooks 11-14 Ford Mustang GT 1-7/8 x3 Header & Catted X-Pipe Kit

Years	Make	Model	Trim
2011 - 2014	Ford	Mustang	GT
2012 - 2013	Ford	Mustang	Boss 302

Description:

Header and Connection Kit. 2011-2014 Ford Mustang GT 5.0L 4V. Includes 1-7/8in. x 3in. Stainless Steel Long Tube Headers/3in. x 2-3/4in. (OEM) Catted Stainless Steel X-Pipe..
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!"