2015-16 Mustang GT headers with 1-7/8" primary tubes, 3" diameter lead pipes and high flow catalytic converters 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 performance connect exhausts, which maintain a full 3" diameter, and does not neck-down like the factory system. Stainless Power headers are backed by a 24-Month guarantee on material and workmanship.
2015-16 Mustang GT headers with 1-7/8" primary tubes, 3" diameter catted lead pipes, Tig welded 304 stainless steel headers with 3/8" thick flanges. Designed to work with SW performance connect exhausts, which maintain a full 3" diameter.
2015 thru 2017 Ford Mustang 5.0L

Fitment:
Ford Mustang Bullitt 2019
Ford Mustang Bullitt 2020
Ford Mustang GT 2015
Ford Mustang GT 2016
Ford Mustang GT 2017
Ford Mustang GT 2018
Ford Mustang GT 2019
Ford Mustang GT 2020
Ford Mustang GT 50 Years Limited Edition 2015
Ford Mustang GT Premium 2015
Ford Mustang GT Premium 2016
Ford Mustang GT Premium 2017
Ford Mustang GT Premium 2018
Ford Mustang GT Premium 2019
Ford Mustang GT Premium 2020