MagnaFlow has a variety of 2011 Dodge Challenger catalytic converters that meet Standard Grade, California Grade, OEM Grade or HM Grade requirements. These replacement catalytic converters will keep your muscle car’s check engine light off and ensure that your car’s emissions levels are road legal. Each converter features durable stainless-steel construction and utilizes either a direct-fit or universal design compatible with R/T to SXT Plus trim levels equipped with engines ranging from the 3.6L FLEX V6 to the 6.4L gas V8. Select your ’11 Dodge Challenger’s specifications and state vehicle registration to ensure you buy the correct catalytic converter that fits your muscle car’s needs and meets your state’s emissions compliance regulations.

Need a 2011 Dodge Challenger replacement exhaust system? Shop all BRExhaust 2011 Dodge Challenger Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 2011 Dodge Challenger OEM exhaust.

MagnaFlow offers 2011 Dodge Challenger exhaust systems from its Street Series and Competition Series lines which feature cat-back and axle-back layouts. Direct-fit performance pipes are also an option. 2011 Dodge Challenger exhaust kits are available for the R/T, SE, SRT, SRT8, SXT and SXT Plus trim levels equipped with the 3.6L FLEX V6, 5.7L gas V8 or 6.4L gas V8. Select your '11 Challenger's sub-model, engine size and vehicle details to shop all available exhaust systems for your muscle car.