Doc's Auto Parts Engine Air Filter DA4873Docs 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

Doc's Oil Filter: 25 Micron @ 99% Efficiency Rating

DP1680+DP1691+DR4683-2+DR7356-2

Add 1oz per 2

SD – South Dakota

Spring Activated Relief Valve (when applicable)

WY – Wyoming

DOCS15W40SS-192

lower maintenance costs

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

Hub flange cracking or structural failure under normal load

DGF429+D11878+DPA11888+D3932C+D5W40

Doc's Diesel Transmission Filter Kits: