Doc's Auto Parts Engine Air Filter DA5042Docs 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

Each bottle treats up to 20 gallons of DEF

ND – North Dakota

Doc's Diesel Cummins Oil Filter Plug:

Doc's Diesel Severe-Duty Brake Pads:

: 185 / 251

Engineered for stability

Please Note:

DPS9059+D5399+DF209

When to use:

and more reliably

use 15 of your oil and then the full bottle our 1 qt Interval Oil Treatment

They’re made for synthetic