The most powerful GMC Sierra 1500 from the factory today packs ... of the model features the dual exhaust system, an optional custom stainless steel exhaust system is also included as a part ...

The GMC Sierra HD is well-established for its capability when it comes to hauling and towing. However, with the right modifications, this heavy-duty pickup can also make for a great custom build.

GMC Sierra 1500 AT4 Crew Cab model features a Summit White exterior as well as SCA Performance’s famous Black Widow package ...