CHANGE DONE RIGHT

DOC'S DIESEL FILTERS

Do-it-yourself with filter kits, oil & fuel additives quick-shipped to your door.

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CHANGE DONE RIGHT

DOC'S DIESEL FILTERS

Do-it-yourself with filter kits, oil & fuel additives quick-shipped to your door.

SHOP NOW

FITMENT GUARANTEED

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OEM PERFORMANCE

3RD-PARTY TESTED

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

OEM PERFORMANCE

3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

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FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

OEM PERFORMANCE

3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

OEM PERFORMANCE

3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

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3RD-PARTY TESTED

FITMENT GUARANTEED

FREE USA SHIPPING OVER $99

OEM PERFORMANCE

3RD-PARTY TESTED

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Why Doc's filter image

WHY DOC’S

If maintaining your truck’s peak performance is your priority, you’ve come to the right place. Doc’s Diesel is your one-stop online shop for diesel filter maintenance. Genuine quality, 3rd-party tested filters at a great price.

OEM PERFORMANCE

Aftermarket filters - OEM form, fit and function.

Truck icon
CUT THE MIDDLEMAN

We buy straight from the source, removing those pesky markups you find from OEMS, dealerships & parts stores.

Guarantee icon
FITMENT GUARANTEED

If it doesn’t fit, we will offer you a replacement or a refund (*some conditions apply).

EXPLORE PRODUCT TYPES

SAE OFFICIAL

IT’S IN THE DETAILS

Rigorously tested and inspected to meet OEM Micron and efficiency ratings. View our test results from SGS, the world’s leading inspection & certification company. Additional reports are added regularly.

SEE TEST RESULTS

SAE OFFICIAL

IT’S IN THE DETAILS

Rigorously tested and inspected to meet OEM Micron and efficiency ratings. View our test results from SGS, the world’s leading inspection & certification company. Additional reports are added regularly.

SEE TEST RESULTS
1
1

Heavy duty filter body to withstand more than five times normal oil pressure.

2
2

Heat treated steel coil compression spring to hold all components in place.

3
3

Pressure relief valve to ensure positive engine lubrication.

4
4

Traditional metal end caps on filter cartridges.

5
5

One-piece spiral wound corrugated center tube to maximize collapse strength.

6
6

Synthetic blend media selected to maximize efficiency and minimize resistance.

7
7

Anti-drainback valve to prevent dry starts.

8
8

Heavy duty base plate with precision forged threads.

9
9

Lathe-cut nitrile sealing gasket for maximum sealing power in all conditions.

1

Synthetic blend media selected to maximize efficiency and minimize resistance.

Over 200,000+ Happy Folks

Docs Diesel Filter Housing
Five-Stars Review

"Absolutely the best place to get great deals AND packages designed to provide EVERYTHING you need to complete the job!"

Melanie Customer verified badge VERIFIED BUYER

Docs Diesel Parts
Five-Stars Review

I was thinking about buying this for too long, bought it and I love it. fits perfect, and it’s super soft. I’ve also bought filters from them and they have amazing products over all and shipping is on point.

John Customer verified badge VERIFIED BUYER

Docs Diesel Filter
Five-Stars Review

First time customer, but Doc’s will be my go to from now on. Filters were excellent quality and fit like OEM.

Alex Customer verified badge VERIFIED BUYER

SMALL TOWN ROOTS,
BIG DREAMS

Owned and operated in small-town Ohio with a history for aftermarket automotive parts.

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