Doc's Auto Parts Fuel Filter DG3 oil + filter maintenace kit The DEF Guard Additive helps

The DEF Guard Additive helps prevent DEF crystallization that can clog the DEF filter

No more running around trying to find the right parts

making it the perfect solution for both personal and commercial use

Improves the air quality in your vehicle eliminating dust

2011-2013 188 / 255 2014-2016 NO TORQUE DATA SIERRA 4WD

Doc's Auto Parts Fuel Filter DG3 oil + filter maintenace kit The DEF Guard Additive helpsDocs Auto Parts Fuel Filters: Doc's Auto Parts Fuel Filters remove contaminants like dirt, rust, and debris, protecting fuel system components and ensuring peak engine performance. They optimize fuel flow and pressure, enhancing acceleration, fuel economy, and vehicle performance. With a focus on maximizing filtration media surface area, our high quality filters come complete with o rings as needed. Product Details: Designed with high efficiency media