Doc's Auto Parts Oil Filter D4670 3.0L Doc’s DEF Guard Additive prevents

Doc’s DEF Guard Additive prevents and removes crystallization buildup to keep your SCR system clean and running strong

2G Dust Holding Capacity - Efficiency ISO 5011 3rd-Party Test Results

DCS8323+D5335

use Doc's Diesel 24/7 Diesel Treatment + Cetane Boost at every fill in cold months

Doc's Auto Parts Oil Filter D4670 3.0L Doc’s DEF Guard Additive preventsDocs Auto Parts Oil Filters: Doc's Auto Parts Premium Oil Filters are designed to deliver dependable performance and engine protection. They filter out dirt, metal, and other debris from your oil, helping protect your engine and improve fuel efficiency. Theyre made for synthetic, conventional, or blended oils, with high flow synthetic media and a heavy duty metal housing for longer life and better filtration. Changing your filter regularly keeps your