Catalytic Converter with Integrated Exhaust Manifold for HM Grade Federal / EPA Compliant Direct-Fit Manifold Catalytic interior-trim 4L V8 1968 - 1972

4L V8 1968 - 1972 GMC K25/K2500 Pickup 307/5L V8 1968 GMC K25/K2500 Pickup 327/5

or for an old school sound a pair of stainless steel Super HP2 mufflers like part # 12518304 or # 12518409

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51583

0L V8 2007 GMC Sierra 3500 Classic SLT 364/6

Catalytic Converter with Integrated Exhaust Manifold for HM Grade Federal / EPA Compliant Direct-Fit Manifold Catalytic interior-trim 4L V8 1968 - 1972Keep the check engine light off with MagnaFlow HM Grade Federal EPA Compliant Direct Fit Manifold Catalytic Converter 50150. With features including free flowing mandrel bent tubing and highly corrosion resistant stainless steel construction, easily install this 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