16-17 Cadillac ATS Close Coupled Direct-Fit Catalytic Converter 21-408 Magnaflow FINELINES This American Thunder exhaust system

This American Thunder exhaust system was specially designed for 1973-1974 Chevrolet and GMC C10 and C15 1/2 ton and 3/4 ton 2wd trucks and is perfect for the person looking for moderate to aggressive interior and exterior sound levels

5 Primary Pump Nozzle Size 25 Product Type Carburetor Secondaries Vacuum Supercharged Application No Throttle Bore 1

1955-1959 GMC 370

3x2 BBL Holley Carbs

3 Substrate Material Ceramic Air Tube Adaptable No Converter Quantity 1 Inlet Attachment Bolt-On Material Stainless Steel Outlet Attachment Bolt-On Series OEM Grade Finish Stainless Steel Subtitle Federal / EPA Compliant Title OEM Grade Direct-Fit Type Direct-Fit Main Piping Diameter (In

16-17 Cadillac ATS Close Coupled Direct-Fit Catalytic Converter 21-408 Magnaflow FINELINES This American Thunder exhaust systemOverview: Keep the check engine light off with MagnaFlow OEM Grade Federal EPA Compliant Direct Fit Catalytic Converter 21 408. 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