The HPS 5/8″ (16mm) ID, with 5″ and 48″ Leg Long Blue 4-Ply Reinforced Silicone 90 Degree Elbow Coupler Hose is in stock at PartSmith Co. and ready for dispatch from our USA warehouse.

Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Route clear of heat sources and moving components.
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.
Ordering the leg long blue 4-ply reinforced takes a minute and the confirmation reaches you straight away.
The important numbers
- Reinforcement: 4 ply
- Material: Silicone
- Finish: Blue
- Category: Universal Hose
- Price: $91.95 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS 5/8″ (16mm) 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 5/8 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: 5/8″ (16mm)
Hose Outside Diameter: 1″ (25mm)
Leg Length: 5″ and 48″
Center Line Radius: 1″
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:
- HTSEC90-062-L5X48-BLUE, HTSEC90062L5X48BLUE
We would rather answer a question before you buy than process a return afterward, so ask freely.
Related parts: Hoses & Fittings · HPS 2.38″, 2.75″ (60mm, 70mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Reducer Hose · HPS 2.25″, 2.5″ (57mm, 63mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Reducer Hose · full catalog
Dispatch is quick because the inventory is real, and you receive tracking the moment the label prints.
General guidance on this system is published in the Car Care Council maintenance tips.
Before you order
Will this part fit my vehicle?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
How fast does this ship?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
What is the return policy?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
Is the part inspected before dispatch?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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