This listing covers the HPS Black Silicone Oil Cooler Hose Kit (1PC) For 90-93 Dodge D250 W250 Cummins B-series I6 5.9L Diesel, one of the parts our fitment desk checks most often.

Silicone tolerates far more heat than standard rubber and stays flexible for many years. Use constant tension or lined clamps so the hose surface survives heat cycles.
If your build is unusual, tell us and we will confirm the hps black silicone oil cooler hose kit against it.
The hps black silicone oil cooler hose kit ships protected, because a damaged part helps nobody.
Drivers choose the hps black silicone oil cooler hose kit here for honest specification detail and quick dispatch.
Buyers comparing the hps black silicone oil cooler hose kit will find the specification detail on this page rather than in a catalog footnote.
Every hps black silicone oil cooler hose kit order goes through the same fitment review.
Ordering the hps black silicone oil cooler hose kit takes a minute and the confirmation reaches you straight away.
What you are buying
- Engine: 5.9L
- Material: Silicone
- Finish: Black
- Category: Hose Kits
- Price: $47.45 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS high temperature 3-ply reinforced silicone oil cooler elbow hose (part number 57-1881) replaces hard to find 1990-1993 Dodge D250 W250 Pickup Cummins 5.9L Diesel Turbo stock OEM rubber oil cooler coolant hoses with high-heat resistance material which meets or exceeds OE specifications (Maximum temperature rating: 350F). To replace all the elbows on the vehicle, you will need quantity of 4 elbows.
- Material: 3-Ply Reinforced Silicone
- Color: Black
- Ideal replacement or upgrade for OEM or aftermarket parts. 4638427,03918266, 04429813
- The premium grade high-heat resistance 3-ply reinforced silicone hoses are made with correct bends and curves to ensure a perfect fitment.
- Prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber hose. Made with correct bends and curves for perfect fitment.
- Race proven design with long lasting quality and engineered for extremely high temperature service (Max. 350F) and prolonged exposure to under-hood and coolant heat.
- Includes 100% stainless steel industrial grade embossed hose clamps which would not cut through the silicone hose.
Application:
For 1990-1993 Dodge D250 Cummins B-series I6 5.9L Diesel
For 1990-1993 Dodge W250 Cummins B-series I6 5.9L Diesel
Remark: Please refer to listing diagram, if you need replace all elbows for your D250/W250, you will need quantity of 4 elbows.
Installation: Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose. Checking water level regularly is highly recommended when silicone coolant hoses are used in a daily driving vehicle.
Product Content:
- 1 Set x Oil Cooler Hose Kit
Hardware if Any is Shown in the Picture Above
IMPORTANT: Please refer to listing diagram, if you need replace all elbows for your D250/W250, you will need quantity of 4 elbows.
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- 57-1881-BLK, 571881BLK, 4638427,03918266, 04429813
Give us the VIN and we will check trim, engine option and drive type, the three details that break fitment.
Keep shopping: Hoses & Fittings · HPS Blue Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · HPS Black Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · full catalog
Heavy items are double boxed or palletized, because transit damage helps nobody.
Independent information on this topic lives at the NHTSA vehicle safety hub.
Quick answers
How do I know this is the right part?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
How quickly can I get this?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
Is there a warranty on this?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
What happens before my order ships?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![HPS NPT Allen Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_11e3bb56-b4df-4954-84cd-0d354b2dd8ff-300x300.jpg)
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M16 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_b0b8871f-2b21-4f3d-9270-e611d31355a7-300x300.jpg)
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M22 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_84a0bab4-582d-4dc1-a176-6237879f811f-300x300.jpg)
![HPS Push-on Hose End to AN Female Fitting [120 Degree] [-12] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/150-120_1_635e984b-3fc3-4cc7-aaac-b24669ef133f-300x300.jpg)
Reviews
There are no reviews yet.