2015-19 Mustang GT headers with 1-7/8" primary tubes and 3" diameter off-road lead pipes, designed to mate to Stainless Works exhaust. Tig welded 304 stainless steel headers with 3/8" thick flanges and 3" diameter slip fit collectors with merge spikes.
This system is designed to work with Stainless Works Mustang performance connect exhausts, which maintain a full 3" diameter, and does not neck-down like the factory system. Superior performance with a lifetime guarantee.
Part Number M15H3OR
Connection Performance Connect [To SW headers/exhaust]
Primary Tube Size 1 7/8 inch
Collector Size 3 inch
Emission Control Off Road Pipes
Material 304 Stainless Steel
- 2015 2016 2017 Mustang GT
- 2018 2019 Mustang GT