Diesel Diehard Loyalty Club
Be rewarded for your loyalty
Keep your truck running smoothly & we'll reward you! The more you shop at our store, the more rewards you'll receive. Redeem your rewards for gifts cards & exclusive Diesel Diehard products.
Here's how it works
Become a Diesel Diehard
Earn Diesel Dollars (Points)
Redeem Diesel Dollars for free products & discounts
How to Earn Points
REFER A TRUCKER
Besides ordering more filters, the fastest way to earn points is to refer Doc's Diesel Filters to your other trucker buddies using your own unique link. Earn 200 points when a new referral spends $50+ at DocsDiesel.com, and they get a $10 discount with your link!
DIESEL DIEHARD STICKER PACK
DOC’S DIESEL GIFT CARDS
THE DIESEL TREATMENT
FUEL ADDITIVE (16OZ)
DIESEL DIEHARD CLUB HOODIE
DIESEL DIEHARD YETI TUNDRA 65 HARD COOLER