Order the HPS 3/4″ (19mm) ID, with 5″ and 36″ Leg Long Black 4-Ply Reinforced Silicone 90 Degree Elbow Coupler Hose from a parts team that verifies fitment before anything leaves the building.

Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Route clear of heat sources and moving components.
Every leg long black 4-ply reinforced order goes through the same fitment review.
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.
Details that matter
- Reinforcement: 4 ply
- Material: Silicone
- Finish: Black
- Category: Universal Hose
- Price: $86.95 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS 3/4″ (19mm) high temperature 4-ply reinforced Black silicone 90 degree elbow coupler hose with 5″ and 36″ leg meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications. This HPS 3/4 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: 3/4″ (19mm)
Hose Outside Diameter: 1-1/8″ (28mm)
Leg Length: 5″ and 36″
Center Line Radius: 1″
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 36″. 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:
- HTSEC90-075-L5X36-BLK, HTSEC90075L5X36BLK
We would rather answer a question before you buy than process a return afterward, so ask freely.
Browse nearby: Hoses & Fittings · HPS 1.5″ (38mm) ID, 4″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · HPS 1.25″ (32mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · full catalog
You get honest delivery estimates rather than optimistic ones, quoted live for your address.
Background reading that is not trying to sell you anything: the NHTSA vehicle safety hub.
Frequently asked 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.
How quickly can I get this?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
What happens if it arrives damaged?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
What quality checks does this get?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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