Doc's Diesel Oil Filter D11878 for Chevrolet/GMC 6.6L Duramax (2020-2025) PF26 Replacement
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Description
xOverview
Doc's Diesel Premium Oil Filter D11878 is built for hard-working Duramax-powered trucks. It uses a high-flow synthetic filtration media paired with a rugged metal housing to capture dirt, metal fragments, and other contaminants before they reach your engine. This design supports compatibility with synthetic, conventional, or blended oils, helping maintain clean oil between changes and supporting steady engine operation.
Third-party testing confirms a 25 micron at 99% efficiency rating, underscoring filtration performance that aims to keep the oil system protected during demanding driving conditions.
Key filtration and build features
- 25 micron @ 99% efficiency rating provides strong filtration performance
- High-flow synthetic media maintains oil flow even under demanding conditions
- Heavy-duty metal housing delivers durability and long service life
Fitment, interchange, and oil compatibility
- Designed for Chevrolet/GMC 6.6L Duramax 2500HD and 3500HD models from 2020 to 2025
- Interchanges with GM PF26, AC/Delco PF26, Wix WL10454, Baldwin B7449, and Premium Guard PG9952EX
- Compatible with synthetic, conventional, and blended oils to suit your maintenance preferences
For most installations, refer to your vehicle’s warranty and service schedule. Typical oil filter change windows range from 5,000–7,000 miles, with a broader ceiling near 10,000–15,000 miles depending on usage and conditions.
Real-world use cases and maintenance mindset
In day-to-day driving or when regularly towing and hauling, this filter’s strong filtration and sturdy construction may help keep oil cleaner and maintain steady flow. Owners often appreciate flexible sourcing due to the cross-reference options, and the durable housing contributes to reliable performance through miles of heavy use.
FAQ
Q: What vehicles does Doc's Diesel Oil Filter D11878 fit?
A: Compatible with Chevrolet/GMC 6.6L Duramax 2500HD and 3500HD models from 2020 to 2025.
Q: How often should I replace the Doc's Diesel Oil Filter D11878?
A: Follow the vehicle manufacturer's schedule; typical changes occur every 5,000–7,000 miles, or up to 10,000–15,000 miles depending on usage.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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