See all Universal & Repair products
Product thumb
HPS Performance Products 4.25 Inch Blue 4-Ply Reinforced Silicone Tube Coupler Hose 1 Foot
$81.46

HPS Performance 4-1/4" High Temp Silicone Tube Coupler Hose - HTST-425-BLUE

Elevate your custom build or repair project with the HPS Performance 4-1/4" (108mm) x 1 Foot Long High Temp 4-ply Reinforced Blue Silicone Tube Coupler Hose. This silicone coupler is engineered to meet and exceed SAE J20 industry standards, making it perfect for heavy-duty pressure connections and high-temperature applications. Whether you're working on a turbo setup, intercooler piping, or a DIY intake or radiator cooling system, this coupler is designed to handle the heat and pressure.

Fitment

This silicone tube coupler is a versatile addition for various automotive applications. It's especially useful for vehicle owners looking to enhance their cooling systems or boost performance. Just make sure to check the compatibility with your specific year, make, and model to ensure the best fit.

Technical Specifications

  • Product Type: Silicone Tube Coupler Hose
  • Color: Blue
  • Inside Diameter: 4-1/4" (108mm)
  • Outside Diameter: 4.56" (118mm)
  • Length: 1 Foot
  • Reinforced Layer: 4-ply Polyester
  • Max Temperature Rating: 350°F (177°C)
  • Wall Thickness: 4.5mm (+/- 0.5mm)
  • UV and Ozone Resistant: Yes
  • Oil-Resistant: No (not compatible with fuel or oil)
  • UPC: 648044838984

Why Choose HPS Performance?

The HPS silicone tube coupler is not just another part; it’s designed for real-world performance. Its 4-ply reinforced construction ensures durability and reliability under extreme conditions, making it a go-to choice for both marine and industrial applications. The high-temperature resistance means you can push your vehicle to its limits without worrying about failure.

Customer Feedback

Ford F-150 owners have reported that after installing the HPS coupler, they noticed a significant improvement in their truck's cooling efficiency during heavy towing. One F-150 owner said, “This coupler fit perfectly and has held up great under pressure. No more overheating issues on long hauls!”

For those who are serious about their vehicles, the HPS Performance 4-1/4" Silicone Tube Coupler Hose is a smart investment. It's not just about aesthetics; it's about performance, reliability, and getting the job done right.

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

HPS Performance Products Logo

About HPS Performance Products

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 Hoses

HPS 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 Racing

Vivid 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.

Check out these other great products