Doc's Auto Parts Engine Air Filter DA11720Docs Auto Parts Engine Air Filters: Doc's Auto Parts Premium Engine Air Filters are built for reliable performance and everyday durability. They help block dirt, dust, and debris that can cause premature engine wear, keeping clean air flowing to your engine. A high quality silicone gasket creates a secure seal, even in harsh or dusty driving conditions, while deep pleated filter media captures more contaminants to support smoother operation, improved

With a precise OE fit and machine balancing

Each bottle treats up to 20 gallons of DEF

and more efficiently

kg 620 Last Non-Seizure Load

and avoids power-cutting derates that cost time and money

Make Year Front ft-lbs / Nm CHEVROLET (FW) AVALANCHE 2500 2WD 2002-2003 NO TORQUE DATA AVALANCHE 2500 4WD 2002-2003 177 / 240 SILVERADO 1500 2WD 1999-2006 NO TORQUE DATA SILVERADO 1500 4WD 1999-2006 177 / 240 SILVERADO 1500HD 2WD 1999-2006 NO TORQUE DATA SILVERADO 1500HD 4WD 1999-2006 177 / 240 SILVERADO 2500 2WD 1999-2006 NO TORQUE DATA SILVERADO 2500 4WD 1999-2006 177 / 240 SILVERADO 2500HD 2WD 1999-2006 NO TORQUE DATA SILVERADO 2500HD 4WD 1999-2006 177 / 240 SILVERADO 3500 2WD 1999-2006 NO TORQUE DATA SILVERADO 3500 4WD 1999-2006 177 / 240 SUBURBAN 2500 2WD 2001-2006 NO TORQUE DATA SUBURBAN 2500 4WD 2006-2009 177 / 240 SIERRA 1500 2WD 2001-2003 NO TORQUE DATA SIERRA 1500 4WD 2001-2003 177 / 240 SIERRA 1500HD 2WD 2005-2007 NO TORQUE DATA SIERRA 1500HD 4WD 2005-2007 177 / 240 SIERRA 2500 2WD 2001-2004 NO TORQUE DATA SIERRA 2500 4WD 2001-2004 177 / 240 SIERRA 2500HD 2WD 2001-2007 NO TORQUE DATA SIERRA 2500HD 4WD 2001-2007 177 / 240 YUKON XL 2WD 2001-2006 NO TORQUE DATA YUKON XL 4WD 2001-2006 177 / 240

0L Duramax Fuel Filter 2017-2024: 3 Micron @ 98

We’re talking increased fuel economy

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

DPS9059+DF209+D5399+DPA6146+D3977+D15W40SEMI

Controls moisture by removing water from fuel to prevent corrosion and microbial growth

Cotton sweatband with a vapor barrier to reduce sweat