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HPS Performance Products 3.25" (83mm) Black 4-Ply Reinforced Silicone Straight Coupler Hose
$17.76

HPS 3-1/4" High Temp Silicone Straight Coupler Hose

If you’re looking to boost your vehicle’s performance and ensure reliable connections under pressure, the HPS 3-1/4" (83mm) High Temp 4-ply Reinforced Black Silicone Straight Coupler Hose is a solid choice for your custom builds or upgrades. Designed to meet and exceed SAEJ20 industry standards, this coupler is engineered for heavy-duty applications, making it suitable for everything from custom turbo setups to DIY radiator cooling systems.

Fitment

This coupler hose is versatile enough to fit a range of applications, particularly for those tackling projects on vehicles like the 2020 WRX or 2019 F-150. Whether you’re fabricating intercooler piping or enhancing your intake system, this hose delivers the durability and flexibility you need.

Technical Specifications

  • Product Type: Silicone Straight Coupler Hose
  • Color: Black
  • Inside Diameter: 3.25" (83mm)
  • Outside Diameter: 3.67" (93mm)
  • Length: 3"
  • 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
  • UPC: 648044827988

Key Features

  • Constructed from high-temperature 4-ply reinforced silicone for maximum durability.
  • Exceeds SAEJ20 standards, ensuring it can handle heavy-duty pressure connections.
  • Perfect for marine and industrial applications, as well as custom turbo or intercooler piping fabrication.
  • Resistant to UV and ozone, providing longevity in harsh environments.
  • Note: This silicone hose is not compatible with fuel or oil.

Customer Feedback

When installed on my 2021 Mustang GT, this coupler provided a snug fit for my aftermarket intercooler setup. No leaks, and the temperature resistance is impressive even during track days. It's a must-have for anyone serious about performance upgrades.

For 2018 Civic Si owners, this hose made my DIY intake project seamless. The flexibility and strength of the material allowed for easy maneuvering without compromising on quality. Definitely a worthwhile investment for enhancing airflow!

Proposition 65

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

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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.

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