Doc’s Auto Parts Gas System Treatment hoodie and debris that can wear

and debris that can wear down your motor over time

2010-2013 188 / 255 2007-2009 177 / 2401 SIERRA 3500HD 2WD

Heads up: The 3-gallon option would work well if your oil capacity is 13 quarts (2011 and 2022)

Engineered for Modern Emissions Standards - Optimized for 2017 GHG-compliant diesel engines

Doc’s Auto Parts Gas System Treatment hoodie and debris that can wearDocs Auto Parts Gas System Treatment: Docs Auto Parts Gas System Treatment was built with high strength P. E. A. (Polyether amines) and engineered to remove tough carbon deposits throughout modern gasoline engines. This advanced formula survives extreme combustion temperatures, allowing it to clean areas ordinary detergents cant. It cleans the entire system from the tank to the injectors to the combustion chamberfreeing stuck deposits, restoring