2009-2015 Cadillac CTS Direct-Fit Catalytic Converter 5411179 Magnaflow front-disc Replaced GM # 3973000

Replaced GM # 3973000

7L V8 1977 - 1978 GMC C25 Base 305/5L V8 1979 - 1981 GMC C3500 High Sierra 454/7

Zinc/Steel

9 V8 1978 - 1980 Dodge RD200 360/5

2009-2015 Cadillac CTS Direct-Fit Catalytic Converter 5411179 Magnaflow front-disc Replaced GM # 3973000Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct Fit Catalytic Converter 5411179. With features including free flowing mandrel bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state of the art metrology department uses the latest 3D scanning systems during research and