In-Stock 2012 Ford Mustang Headers & Manifolds

This system produced gains of up to +14 HP and +15 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Factory style laser cut machined mild steel flanges are used used for a secure leak...

Exhaust Header w/Catted Mix Pipe...

Exhaust Header w/Catted Mix Pipe...

Exhaust Header w/Catted Mix Pipe...

These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 2011-2017 Ford Mustang 3.7L V6 applications. Each header is manufactured with 1-5/8" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and to...

These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 11-14 Mustang GT applications. Each header is manufactured with 1-5/8" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over fact...

These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 11-14 Mustang GT applications. Each header is manufactured with 1-5/8" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over fact...

These Ford Racing cast iron exhaust manifolds are perfect for those building hot rods or just replacing their stock manifolds. Ford Racing designs these manifolds to hug the block, making them perfect for cars, trucks, and hot rods with limited clearances under the hood. The castings use the best ma...

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...

2011-14 Mustang GT headers with 1-7/8" primary tubes, 3" X-Pipe and 3" dia catted lead pipes that mate to the factory connection point. Tig welded 304 SS headers with 3/8" thick flanges and 3" dia slip fit collectors with merge spikes. This system replaces the factory manifolds, catalytic converters...

2011-14 Mustang GT headers with 1-7/8" primary tubes, 3" X-Pipe, 3" dia lead pipes and high flow catalytic converters that mate to the Stainless Works exhaust. Tig welded 304 SS headers with 3/8" thick flanges and 3" dia slip fit collectors with merge spikes. This system connects to SW Performance C...