Mustang ARH Long Tube Headers 1-7/8" With Off-Road X-Pipe 3" Stainless Steel With Fine Thread Header Bolts GT 2011-2014
Part Number: MST-CY78NC
American Racing Headers Stainless Steel 1-7/8" Long Tube Headers with a 3" Off-Road X-Pipe for 2011-2014 Mustang GTs.
Ford claims 412 HP. American Racing Headers say it's considerably more! The new 5.0L Coyote Mustang is here and quicker than you can blink, ARH has a header system.
Manufactured from 304 stainless steel, ARH's longtube systems are engineered for a great fit and outstanding horsepower and torque gains throughout the RPM range. Through stock mufflers and mid pipes (and no tuning) power was up 32 RWHP. Made in the U.S.A.
Includes: -Merge collectors with scavenger spikes -Direct bolt-in off-road X-pipe -Pair of oxygen sensor extensions
Features: -100% leak free one-piece long tube design -3/8" thick flanges with tig welded & hand ported inlets -1-7/8" primaries to accommodate normally aspirated or supercharged applications
*Please Note: Ford changed the thread pitch on the header bolts midway through production. 5.0L Mustangs made from March 2010-August 2010 should order the kit that includes fine thread bolts, 5.0L Mustangs made after August 2010 should order the kit that includes coarse thread bolts. *Please select the correct headers for your application.