If you’re looking to upgrade your vehicle's performance or tackle a DIY project, the HPS 2-1/2" (63mm) High Temp 4-ply Reinforced Black Silicone Straight Coupler Hose is a must-have. Engineered to meet and exceed SAEJ20 industry standards, this coupler is perfect for heavy-duty pressure connections, ensuring that your custom setups can handle the heat without compromising performance.
This coupler is designed for a wide range of applications, including:
Whether you’re a proud owner of a 2020 Subaru WRX or working on a 2018 Ford F-150, this coupler ensures a reliable connection for your performance upgrades.
Crafted from high-temperature 4-ply reinforced silicone, this coupler is built to withstand extreme conditions. It’s perfect for high-performance applications where reliability and durability are key. The UV and ozone resistance means it’ll hold up against the elements, making it a great choice for both street and track use.
One 2021 Honda Civic Si owner shared their experience: “I used this coupler for my custom intercooler piping, and it fits perfectly! The 4-ply design gives me confidence that it can handle the boost without any leaks.”
Another customer noted, “Installed this on my 2019 VW GTI for my DIY intake system. It not only looks great but also performs flawlessly under high temperatures.”
Upgrade your vehicle's performance with the HPS 2-1/2" High Temp Silicone Straight Coupler Hose and experience the difference in your custom setups.
⚠ 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.