The One Kit That Does It All
RUNS LIKE NEW — DAD APPROVED ADDITIVE KIT | NOW $39.99
Three of Doc's Diesel's most-used treatments, bundled into one Father's Day deal. Designed to help clean injectors, protect the DEF system, and keep the fuel system running cleaner mile after mile.
What's Included
- 24/7 Diesel Treatment + Cetane Boost — smoother performance, cleaner injectors, better fuel lubrication
- DEF Guard — helps prevent crystallization and DEF system buildup
- DPF + Injector Fuel Flush — cleans deposits, supports DPF efficiency
Works with Ram Cummins · Ford Powerstroke · Chevy/GMC Duramax · Jeep & Ram EcoDiesel
Filters + Maintenance Kits
10% off every filter, combo kit, and oil change bundle — stock up while it lasts.
PERFORMANCE AND HEAVY-DUTY BRAKES
Save up to $46 on pads, rotors, and complete brake kits built for trucks that haul weight.
Oils, Additives & Fluids
Up to 10% off diesel oil, additives, and fluids — save on every gallon and treatment you stock up on.
Hub Assemblies
Save up to $33 on premium E-coated hub assemblies — the ones built to last.
DON'T TAKE OUR WORD FOR IT.
These are real customers. Real trucks. Real miles.
Skip the last-minute panic.
Deals are live now, plus free shipping over $99.
ENTER YOUR VEHICLE. WE'LL DO THE REST.


