aFe Power PROGUARD Diesel Filter Master Pack - GM Duramax - GM Fullsize Truck 2011-16 20-GNHD4035K8 Peterson Fluid Systems offers a

Peterson Fluid Systems offers a complete system from their class leading oil pumps to their championship winning oil tanks

the HR blend uses more zinc (also known as ZDDP) than passenger car oils which is critical for protecting flat tappet camshafts and lifters

and assures optimum engine sealing

No Machining Of Grooves

Micro Relay w/Base/Terminals

aFe Power PROGUARD Diesel Filter Master Pack - GM Duramax - GM Fullsize Truck 2011-16 20-GNHD4035K8 Peterson Fluid Systems offers aPROGUARD Filter Master Packs from aFe POWER provide a comprehensive solution for maintaining peak performance in your diesel engine. Each kit includes all the filters necessary for timely services, eliminating the need to source components individually. Crafted from premium materials and designed to exceed OE standards, PROGUARD filters protect your diesel engine from harmful, performance robbing contaminants. Save time and money with PROGUARD Filter