2011-14 Mustang GT header system designed to maximize the horsepower on that 5 liter motor. Don't settle when it comes to your Mustang and get the best header system on the market. Our products have a reputation for unmatched quality and performance. Do youself a solid and get a set ordered today so you can gap your buddies on the track.
Features:
- Add horsepower and torque with this bolt-on upgrade
- High Flow Catalytic Converters
- 304 Stainless construction will last a lifetime
- Crossover x-pipe to promote increased airflow
- Smooth mandrel bends optimize exhaust flow
- Fully TIG welded for strength and beauty
- Multiple connection options to match your build
Installation Instructions .pdf (1mb)
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Long Tube headers 11-14 GT 5.0
I have ordered from Stainless Works before for my 2021 RAM 1500 "long Tube Headers and X pipe” and they fit perfectly and were fabricated extremely well...which is why I purchased Long Tube Headers and X Pipe for my 2013 GT 5.0 and they also came fabricated extremely well...I only wish they were associated with Jet-Hot Coatings to limit the turn around time for those of us who need to keep engine bay heat down...but over all the quality and customer support along with price are unbeatable I would highly recommend if you are looking to modify your build with headers and X pipe this is the place to go!!!