Exhaust Muffler for 5 X 8in. Oval Straight-Through Performance Exhaust Muffler MagnaFlow 12256 reg-cab 25 Substrate Material Ceramic Air

25 Substrate Material Ceramic Air Tube Adaptable No Converter Quantity 4 Finish Stainless Steel Series HM Grade Subtitle Federal / EPA Compliant Oxygen Sensor Location Pre and Post Converter Title HM Grade Direct-Fit Type Direct-Fit Inlet Attachment Bolt-On Clamp Included Yes Heat Shield Included Yes Mounting Hardware Included Yes

Rear Axle Lines For 81-88 C/K3500 89-91 R/V3500 No Anti-Lock Brakes Dually Rear Axle Housing Lines Steel

Port Sizes: 10 AN Female Ports (Uses Existing Earls Adapter Fittings)

Exhaust Pipe Direct Replacement

50-inch tailpipes exit in the factory locations and are finished off with a pair of large 4

Exhaust Muffler for 5 X 8in. Oval Straight-Through Performance Exhaust Muffler MagnaFlow 12256 reg-cab 25 Substrate Material Ceramic AirOverview: Fully reversible and featuring a free flowing, straight through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhaust project. Interchange: Brand Interchange Part Number Application: Year Make Model Submodel Engine Size Universal Specs: Body Finish Satin Exhaust Tip Quantity 0 Overall Length (In.) 24 Outlet Type Offset Outlet Quantity 1 Muffler Type Straight