Here is the HPS 3/8″ (9.5mm) ID, with 5″ and 48″ Leg Long Blue 4-Ply Reinforced Silicone 90 Degree Elbow Coupler Hose, listed with the specifications that actually decide whether it fits.

Reinforcement ply count determines burst strength, which matters most on boosted applications. Use constant tension or lined clamps so the hose surface survives heat cycles.
Shops order the leg long blue 4-ply reinforced from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the leg long blue 4-ply reinforced against it.
The leg long blue 4-ply reinforced ships protected, because a damaged part helps nobody.
Drivers choose the leg long blue 4-ply reinforced here for honest specification detail and quick dispatch.
Buyers comparing the leg long blue 4-ply reinforced will find the specification detail on this page rather than in a catalog footnote.
The leg long blue 4-ply reinforced listed here is checked against your vehicle before dispatch.
Every leg long blue 4-ply reinforced order goes through the same fitment review.
Key details
- Reinforcement: 4 ply
- Material: Silicone
- Finish: Blue
- Category: Universal Hose
- Price: $84.08 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS 3/8″ (9.5mm) high temperature 4-ply reinforced Blue silicone 90 degree elbow coupler hose with 5″ and 48″ leg meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications. This HPS 3/8 inch silicone elbow can be easily trimmed to replace OEM or aftermarket rubber heater hose.
Unlike the traditional rubber heater hose elbow being sold in the auto parts store, HPS performance silicone 90 degree bend elbow coupling hose is designed and engineered to meet high performance requirements specified in various industry standards, therefore make it great for marine and industrial use, heater hoses, supercharger aftercoolers, and air-to-water heat exchangers.
The flexible line makes maneuvering the hose in the engine bay a quick and pain-free process.
Technical Specification
Product Type: Silicone 90 Degree Elbow Coupler Hose
Temperature Range: -65 deg. F to + 350 deg. F (177 deg. C)
Reinforced Layer: 4-ply polyester
Hose Inside Diameter: 3/8″ (9.5mm)
Hose Outside Diameter: 0.73″ (18mm)
Leg Length: 5″ and 48″
Center Line Radius: 3/4″
Wall Thickness: 5mm +/- 0.5mm
Color: Blue
UV and ozone resistant
Remark: Silicone hose is NOT compatible with fuel or oil.
Silicone hose is compatible with water or anti-freeze such as coolant.
- Material: 4-Ply Reinforced Silicone
- Color: Blue
- Leg length: 5″ and 48″. Can be easily trimmed to replace OEM or aftermarket rubber heater hose.
- Made of High Temperature 4-ply Reinforced Silicone (Maximum temperature rating 350F)
- Meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications
- UV and ozone resistant. Silicone hose is NOT compatible with fuel or oil
- Great for marine and industrial use, custom turbo or intercooler piping fabrication, DIY intake or radiator cooling system
Application:
Universal Fit
Remark:
Installation: Compatible with Water/Coolant ONLY, Not for Fuel/Oil
Product Content:
- 1 x 90 Degree Elbow Coupler Hose
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- HTSEC90-038-L5x48-BLUE, HTSEC90038L5x48BLUE
Our fitment desk exists precisely for the listings where the specification is easy to misread.
See also: Hoses & Fittings · HPS 2.25″, 2.5″ (57mm, 63mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Reducer Hose · HPS 4″ (102mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · full catalog
Heavy items are double boxed or palletized, because transit damage helps nobody.
If you want independent guidance before ordering, the Car Care Council maintenance tips is a useful reference.
Quick answers
Can you check fitment before I order?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
When will my order dispatch?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What happens if it arrives damaged?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
What quality checks does this get?
We verify diameter and reinforcement specification on every hose order.
![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)
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M20 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_9ea8f01c-f6ee-43ae-9912-654e10e73c03-300x300.jpg)
![HPS AN Male to Metric Adapter Fitting [Straight] [-8 to M14 x 1.25] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_2d43096e-0176-48a6-aafa-d4ad5b2e739f-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_fb2df01f-9eb8-4975-89d8-8afd92a49ee4-300x300.jpg)
Reviews
There are no reviews yet.