MagnaFlow has a variety of 2004 GMC Sierra 2500 catalytic converters that meet California Grade or OEM Grade requirements. Make sure your pickup’s emissions system runs like it should and keep your truck road legal. Each converter features durable stainless-steel construction and utilizes either a direct-fit or universal design compatible with Base to WT trim levels equipped with the 6.0L V8 engine option. Select your ‘04 GMC Sierra 2500’s specifications and state vehicle registration to ensure you buy the correct catalytic converter that fits your truck’s needs and meets your state’s emissions compliance regulations.
Need a 2004 GMC Sierra 2500 replacement exhaust system? Shop all BRExhaust 2004 GMC Sierra 2500 Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 2004 GMC Sierra 2500 OEM exhaust.
MagnaFlow has a variety of 2004 GMC Sierra 2500 catalytic converters that meet California Grade or OEM Grade requirements. Make sure your pickup’s emissions system runs like it should and keep your truck road legal. Each converter features durable stainless-steel construction and utilizes either a direct-fit or universal design compatible with Base to WT trim levels equipped with the 6.0L V8 engine option. Select your ‘04 GMC Sierra 2500’s specifications and state vehicle registration to ensure you buy the correct catalytic converter that fits your truck’s needs and meets your state’s emissions compliance regulations.
Need a 2004 GMC Sierra 2500 replacement exhaust system? Shop all BRExhaust 2004 GMC Sierra 2500 Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 2004 GMC Sierra 2500 OEM exhaust.






