M msfeeley1980 New Member Nov 28, 2018 19 1 3 South Jersey Jul 4, 2019 #1 Jul 4, 2019 #1 Hey, I have a 2015 gt with cat back borla ATAK, and jl cold air intake. Was looking to do some additional mods, aside from just putting whipple on it. Are there header options out there that allow you to retain the factory cats or are there aftermarket cats available that are emissions compliant?
Hey, I have a 2015 gt with cat back borla ATAK, and jl cold air intake. Was looking to do some additional mods, aside from just putting whipple on it. Are there header options out there that allow you to retain the factory cats or are there aftermarket cats available that are emissions compliant?
I Bleed Ford Blue 5 Year Member Feb 13, 2017 406 119 73 North Olmsted OH Jul 6, 2019 #3 Jul 6, 2019 #3 There are long tube headers out there that come with cats and are legal except in crazyfornia.