This listing covers the HPS 3/8″ (9.5mm) ID, with 5″ and 60″ Leg Long Black 4-Ply Reinforced Silicone 90 Degree Elbow Coupler Hose, one of the parts our fitment desk checks most often.

Hoses and fittings work under pressure and heat, where material choice decides service life. Replace both the upper and lower runs while the system is open.
Ordering the leg long black 4-ply reinforced takes a minute and the confirmation reaches you straight away.
Our team knows the leg long black 4-ply reinforced well, so ask if anything about the specification is unclear.
Stock of the leg long black 4-ply reinforced is live on this page rather than estimated.
Shops order the leg long black 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 black 4-ply reinforced against it.
The leg long black 4-ply reinforced ships protected, because a damaged part helps nobody.
Drivers choose the leg long black 4-ply reinforced here for honest specification detail and quick dispatch.
What you are buying
- Reinforcement: 4 ply
- Material: Silicone
- Finish: Black
- Category: Universal Hose
- Price: $95.67 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS 3/8″ (9.5mm) high temperature 4-ply reinforced Black silicone 90 degree elbow coupler hose with 5″ and 60″ 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 60″
Center Line Radius: 3/4″
Wall Thickness: 5mm +/- 0.5mm
Color: Black
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: Black
- Leg length: 5″ and 60″. 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-L5x60-BLK, HTSEC90038L5x60BLK
We would rather answer a question before you buy than process a return afterward, so ask freely.
Keep shopping: Hoses & Fittings · HPS 2.25″ (57mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · HPS 1.75″ (45mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · full catalog
Delivery estimates appear at checkout for your address, with no padding added to the carriage price.
For safety and service guidance from outside the aftermarket, see the NHTSA vehicle safety hub.
Buyer questions
Can you check fitment before I order?
Send your VIN or your year, make and model and our fitment desk confirms the part against manufacturer data before it ships. The check is free and usually answered the same business day.
Do you ship the same day?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What is the return policy?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
How do you protect it in transit?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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