This new axle back exhaust system from Ford Racing is constructed from corrosion-resistant aluminized 409 stainless steel, and includes stock 2011 GT500 mufflers with polished 304 stainless steel 4" exhaust...
This new axle back exhaust system from Ford Racing is constructed from corrosion-resistant aluminized 409 stainless steel, and includes stock 2011 GT500 mufflers with polished 304 stainless steel 4" exhaust tips. Produces a throatier exhaust note over the stock mufflers. 50 state drive-by noise legal.