HENGST Oil Filter Freightliner Cascadia DD13 | PN: DDEA4731800909

You have 30 calendar days to return an item from the date you received it. To be eligible for return all parts must meet the following conditions:
• The item must be new, unused, and uninstalled;
• The product must be in salable condition, with no signs of installation (e.g., grease, scratches, or missing components);
• Original packaging is required, especially for branded parts;
• Any item that has been installed, modified, or misused is not eligible for return;
• Unacceptable returns may be shipped back to the customer upon request, at the customer ' s expense;
• Your item needs to have the receipt or proof of purchase.
We have a Restocking Fee which applies for return items with damaged package. Restocking Fee is 25%-50% of initial purchase.
• Do not tape the original packaging box — Restocking Fee will apply;
• Do not stick any shipping label/sticker on the original packaging box — Restocking Fee will apply;
• We recommend using stretch film to wrap the original packaging box. Use an additional shipping box or envelope to return the item.
You will be responsible for paying your own shipping costs for returning your item. Shipping costs are nonrefundable.

Standard Shipping — rates calculated at checkout (3-5 business days)
Express Shipping available at checkout (1-2 business days)
Guaranteed Overnight Shipping available at checkout — order before 2 PM PST (Monday–Friday)
International shipping available to Canada and EU — rates calculated at checkout.
All orders processed within 1 business day (excluding Sunday and holidays).

This oil filter removes metal particles, soot, and combustion byproducts from engine oil before they circulate and cause abrasive wear on bearings, cylinder walls, and precision engine components. Hengst is the OEM filtration supplier to Mercedes-Benz / Detroit Diesel — same brand installed at the factory.

Q: Which trucks does this oil filter fit?
A: Fits Freightliner Cascadia with DD13/DD15/DD16 engines. Verify your specific model and year before ordering. Contact us with your VIN for fitment confirmation.

Q: When should the oil filter be replaced?
A: Replace at manufacturer-recommended service intervals or at first sign of failure symptoms. Refer to your truck maintenance schedule.

Q: Is this OEM or aftermarket quality?
A: Hengst is the OEM filtration supplier to Mercedes-Benz / Detroit Diesel — same brand installed at the factory.

Q: What happens if I run a clogged oil filter?
A: Yes. Failure of this component can cause damage to connected systems and engine components. Replace at first sign of issues.

Q: What is included?
A: Complete HENGST assembly, ready for installation. All necessary hardware and seals included where applicable.