Diesel Diehard Loyalty Club

BECOME A DIESEL DIEHARD

Join the club, earn discounts, and get access to exclusive products.

JOIN NOW

BECOME A DIESEL DIEHARD

Join the club, earn discounts, and get access to exclusive products.

Join Doc’s Diehard And
Get Rewarded for your Loyalty

What’s up, diesel crew 👊—if you’re rollin’ with us, you already know we don’t do anything halfway. That’s why we fired up Doc’s Diehard Loyalty Rewards—a program built for the real ones who eat, sleep, and breathe diesel. Whether you’re under the hood, on the road, or just obsessed with maxin’ out your rig’s performance, this is your spot.

When you join Doc’s Diehard Loyalty Rewards, you’ll rack up points on every order, get access to exclusive deals and products, and be first in line when we drop new gear and parts. It’s our way of saying thanks for riding with us and keeping the diesel culture alive and well.

So go ahead—make it official. Sign up, stay loyal, and let’s keep this thing runnin’ full throttle. 💨💪

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

Create an Account

25 welcome points

Purchase Online

Earn 1 point for every $1 spent

On Your Birthday

Treat yourself to 100 points

Like our Facebook

25 points

Follow on Instagram

25 points

Refer a Trucker

100 points

REFER A BUDDY

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 100 points when a new referral spends $50+ at DocsDiesel.com, and they get a $10 discount with your link!

pick your reward

STICKER PACK

100 DIESEL DOLLARS