Stainless Power 15-17 Mustang GT Headers 1-7/8in Primaries High-Flow Cats SM15H3CAT

Stainless Works Headers & Manifolds SM15H3CAT 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. 304 stainless steel, 1-7/8" primaries, 3" collectors, 3" catted leads 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. Exhaust System

Vehicle Fitments:

Year	Make	Model	Submodel
2015 - 2016	Ford	Mustang	Base
2019 - 2020	Ford	Mustang	Bullitt, GT V8
2015	Ford	Mustang	GT 50 Years Limited Edition
2015 - 2020	Ford	Mustang	GT Premium, GT, Shelby GT350, EcoBoost Premium, EcoBoost, Shelby GT350R
2020	Ford	Mustang	Shelby GT500
2015 - 2017	Ford	Mustang	V6
2017 - 2018	Ford	Mustang	V8