Doc's Diesel

Chevrolet/GMC 6.6L Duramax Filter Maintenance Kit 2020-2025

Replaces TP1015, PF26, 84554703, CF185

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Sale Price $91.99

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  • Item is in stock
  • Free USA Shipping Over $99*
  • 3rd-Party Tested

Doc's Diesel Maintenance Kits:

Doc’s Diesel Maintenance Kits save you time and money by giving you the filters you need in one convenient package. No more running around trying to find the right parts. Just grab a kit and get the job done! Swapping filters on time keeps your truck running strong and efficient, and with our Maintenance Kits, it’s easier than ever.

Product Details:

View each item for individual product specs.

Micron + Efficiency Rating:

Fitment, Interchange + Doc's Part Number:

Vehicle Fitment:

  • 2020-2025 Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD

Interchange:

Doc's Part Number:

DGF429+D11878+DPA11888+D3932C

Change Interval:

Above all recommendations, change according to your vehicle’s manufacturer's warranty.

  • Fuel Filter/Water Separators: Every 5,000-10,000 miles or 15,000 miles maximum
  • Oil Filters: Every 5,000-7,000 miles or 10,000-15,000 miles maximum
  • Transmission Filters: Every 25,000-50,000 miles or 60,000 miles maximum
  • Engine Air Filters: Every 5,000-10,000 miles or 12,000 miles maximum
  • Cabin Air Filters: Every 15,000 miles or 12 months maximum

DOC'S DIESEL

DIESEL TRUCK MAINTENANCE MADE EASY.

Your one-stop online shop for diesel truck maintenance. Premium Filters, Brakes, Oil & More for Cummins, Powerstroke, Duramax, & Ecodiesel trucks. Do-it-Yourself with Doc’s Diesel. Doc’s cut out those pesky markups you often find from OEM’s, dealerships, & parts stores. Keep your truck in top shape and avoid costly breakdowns. Spend less time searching & more time on the road.

Customer Reviews

Customer Reviews

Based on 70 reviews
90%
(63)
0%
(0)
3%
(2)
3%
(2)
4%
(3)
W
Wade Goldsmith
Saved money.

Saved money buying this filter kit for my 2020 Denali over buying from the dealership. Dealership was close to $100 for just the dang air filter.

Z
Zachary Webber
Great product

Fast shipping , quality was good , great price . Thank you

D
David Forsyth
Good quality and price

Having a fleet a vehicles and doing our own maintenance in house. Docs filter packages really help out and make things easier and cost effective for us. Will continue to use

S
Samuel Martin
Wrong Air Filter

Very happy with the price and speedy delivery, but unhappy that the wrong engine air filter was in the kit.

Hey Sam! I'm incredibly sorry to hear you received the wrong filters! Have you reached out to us to see if we can get those replaced for you?

T
Ted Noel III
Very quick service

The product was delivered quick and as ordered.

T
Timothy Huyler

Fast service, fair price, great fit. Thank you.

W
William Andrew
Filter kit

I purchased the filer kit, everything was great and fit to my expatriation and was so simple. I will use this at every oil change.

O
Oscar Deleon
Duramax

Bought the kit for my duramax everything works well and fits perfect

G
Glen Wolters
Another Doc's Diesel Homerun

Received and installed filters. Quality products at a reasonable price.

B
Ben Gonnie
Filters

High-quality materials...filters awesome

FREQUENTLY ASKED QUESTIONS

What’s your shipping policy?

We offer free shipping over $99 on all orders within the contiguous United States. Expedited shipping is available for an additional charge. Alaska, Hawaii, and Canada will have shipping fees.

Where does Doc’s Diesel ship to?

We ship to the U.S. and Canada! For Canada orders, any taxes, duties, or customs fees are the responsibility of the buyer. We handle orders in 1-2 business days, and most of the time in less than 24 hours if ordered on a week day. Depending on location, U.S. orders will arrive between 3-5 business days from your order. Canada orders typically arrive within 7-11 days.

What is your warranty?

View our Official Limited Warranty

Doc’s Diesel Filters meet or exceed Original Equipment Manufacturer’s (OEM) requirements. New vehicle warranties stay in effect when Doc’s Diesel filters are installed correctly and in conjunction to engine manufacturer’s recommendations.

Where is my order?

If you have not received your confirmation email us sales@docsdiesel.com so we can get everything sorted out ASAP. If you received a confirmation but no shipment email, we are still working on your order. Don't hesitate to email sales@docsdiesel.com if you would like more information and we'd be happy to check on your order. Please Include your order # in the email.

For Tracking information, it will be in your shipment email. Check the tracking # first or the latest updates. Doc's Diesel, just like you are at the mercy of shipping companies after a shipment leaves our warehouse. If there's been an issue with shipment we will happily work with you to figure out where the order is and what we can do to help. You can reach out to sales@docsdiesel and include your order # in the email. Thank You!

Why didn’t I get a confirmation email?

Sometimes an email may get sent to your spam folder! So don’t forget to check that. If you need more help to hesitate to reach us at sales@docsdiesel.com.

How do I start a return?

If you are unhappy with your purchase for whatever reason, and it's within 30 days from your purchase, you can return your diesel filters back to us. Item has to be in new condition. Once filters are received, we will refund your money (minus price of return shipping) within 2-4 business days. We will refund to your original form of payment. 

To start a return, visit our Returns Center.

View Our Official Limited Warranty Policy

Thank you!