If you're diving into a project that involves some serious heat management, you might want to check out this HPS 5/32" (4mm) Red Silicone Heater Hose. This stuff is not just your average hose; it’s built to handle the kind of pressure and temperature that would make lesser hoses cringe. With a length of 25 feet, you get a continuous roll—no annoying seams to deal with, just pure, reliable hose ready for whatever you throw at it.
Let’s talk about the specs. This silicone hose can handle temperatures from a chilly -65°F all the way up to a scorching 350°F. That’s a pretty impressive range, making it perfect for everything from marine applications to custom turbo setups or even DIY radiator cooling systems. The heavy wall design gives it the strength to withstand up to 85 psi, so you know it won't buckle under pressure.
One thing I really appreciate about this hose is its flexibility. It bends easily, which is a lifesaver when you’re trying to fit it into tight spaces or make those tricky turns. Plus, it’s got excellent tensile strength, so you won’t have to worry about it tearing or cracking over time. And if you’re concerned about durability, this hose is resistant to ozone and UV rays, which is a big plus if you’re using it outdoors.
Now, a quick heads-up: this silicone hose isn’t compatible with fuel or oil, but it does work great with water and anti-freeze, so it’s perfect for coolant applications. Just keep that in mind when you’re planning your setup.
In summary, if you need a reliable, high-temp hose that can take the heat and keep your engine running smoothly, the HPS 5/32" Red Silicone Heater Hose is definitely worth considering. It’s tough, flexible, and built to last, making it a solid choice for anyone serious about their automotive or marine projects.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

HPS Performance Products is a leading manufacturer of aftermarket performance parts, fabrication components, and silicone hoses. HPS serves a number of different industries, including automotive, aerospace, construction, commercial truck/bus, marine, agricultural, turbo diesel, off-road, performance racing, general manufacturing, and water treatment. The company’s ability to fabricate custom-shaped multiply silicone hoses make it ideal for a wide range of applications. The multiply carcass makes HPS’ hose perfect for coolant and turbocharged pressure applications while the fluoro-silicone-lined hoses make it safe to be used with petroleum-based oil and fuel.
HPS Performance Products is committed to meeting its original goals of producing quality parts at competitive pricing and providing customer service responses in a personal, timely manner. All HPS products have been thoroughly tested on the dyno and track, and meet or exceed SAEJ20 standards. The HPS staff has solid expertise in the silicone hose department, which allows them to deliver standard size silicone hoses with same-day shipping. HPS’ highly skilled and knowledgeable team, paired with the latest state-of-the-art technology, ensures the brand’s continued success and reputation as a premier manufacturer in the industry
HPS Quality Silicone HosesHPS Performance Products specializes in and is best known for manufacturing multi-application silicone hoses. HPS silicone hoses are carefully crafted from only the highest quality 4-ply reinforced high-temperature material. The hoses are available in the following varieties: straight coupler, 1-foot tube, 3-foot coolant tube, charge air cooler hose (CAC), hump coupler, reducer couple her, 45-degree elbow coupler and reducer, and 90-degree elbow coupler and reducer.
HPS Performance Products also carries performance silicone vacuum hoses and silicone heater hoses. You can choose silicone hoses in both standard inch and hard-to-find metric sizes. Stainless steel T-bolt clamps are available to match with the silicone hoses as well. In order to meet the high demand and shorten the turnaround time for its silicone hoses, up to 90 percent of the product is already in stock and ready to ship or pick up from HPS authorized dealers like Vivid Racing.
HPS Performance Products at Vivid RacingVivid Racing carries a comprehensive lineup of HPS Performance Products for a number of different makes, models, and applications. Our extensive inventory of HPS parts includes aluminum tubing, cold air and short ram intakes, vacuum lines, hoses and clamps, intercooler pipes, radiator caps, and much more! If you have any questions regarding the items listed above or have fitment concerns, please contact our expert sales team at (480) 966-3040. We are here to help you through the entire purchase process and make it a pleasant experience.