The HPS 25-Feet Red 5/32″ (4mm) ID High Temp Silicone Heater Hose Coolant Turbo you are looking at ships from our own USA shelves, not a drop ship queue.

Inner diameter must match the fitting exactly, since eyeballing sizes is how leaks begin. Keep petroleum away from standard silicone unless the hose is lined for it.
If your build is unusual, tell us and we will confirm the id high temp silicone heater hose against it.
The id high temp silicone heater hose ships protected, because a damaged part helps nobody.
Drivers choose the id high temp silicone heater hose here for honest specification detail and quick dispatch.
Buyers comparing the id high temp silicone heater hose will find the specification detail on this page rather than in a catalog footnote.
The id high temp silicone heater hose listed here is checked against your vehicle before dispatch.
Every id high temp silicone heater hose order goes through the same fitment review.
Key details
- Material: Silicone
- Finish: Red
- Category: Universal Hose
- Price: $91.79 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS 5/32″ ID (4mm) Red high temp reinforced silicone heater hose 25 feet roll meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications. HPS performance silicone is designed and engineered to meet high performance requirements specified in various industry standards, therefore make it great for marine and industrial use, custom turbo or intercooler piping fabrication, DIY intake or radiator cooling system. Key Features: Made of premium industrial grade high temp reinforced silicone. Heavy wall design gives it the ability to handle extreme pressure.
Ultra flexible & Excellent tensile strength. Technical Specification: Product Type: Silicone . Temperature Range:- 65 deg. F to + 350 deg. F (177 deg. C). Hose Inside Diameter: 5/32″ (4mm). Hose Outside Diameter: 25/64″ (10mm). Max. Working Pressure: 85 psi. Bend Radius: 3/4″. Wall Thickness: 3mm. Hose Length: 25 feet roll. Color: Red. UV and ozone resistant. Remark: Silicone hose is NOT compatible with fuel or oil; however, it is compatible with water and anti-freeze such as coolant. Silicone heater hose is shipped in one single continuous roll instead of multiple single foot section.
- Layer Material: 1-Ply Reinforced Silicone
- Color: Red
- Temperature Range:, 65 deg. F to + 350 deg. F (177 deg. C)
- Hose Outside Diameter: 5/32″ (4mm)
- Hose Inside Diameter: 0.39″ (10mm)
- Wall Thickness: 3mm
- Hose Length: 25 Feet roll
Application:
Universal Fit
Remark:
Installation: Compatible with Water/Coolant ONLY, Not for Fuel/Oil
Product Content:
- 1 x 25 Feet roll Heater Hose
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- HTHH-016-REDx25, HTHH-016-RED, HTHH-016
Every order gets a fitment review before dispatch, and anything doubtful gets a message rather than a shipment.
Explore more: Hoses & Fittings · HPS 4″ (102mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · HPS 4″ (102mm) ID, 4″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · full catalog
Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
Before you start the job, the fuel economy maintenance guidance is worth five minutes.
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.
How long does delivery take?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
Is there a warranty on this?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
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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