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HPS Performance Products 3.75 Inch Black 4-Ply Reinforced Silicone Coupler Hose 3 Feet
$202.00
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HPS 3 3/4" Silicone Coupler Hose - Black

If you're looking to enhance the reliability of your vehicle's cooling system or boost your turbo setup, the HPS 3 3/4" Silicone Coupler Hose is a solid choice. This 3-foot long straight coupler is crafted from 4-ply reinforced high-temperature silicone, designed to withstand extreme temperatures ranging from -65°F to +350°F (-54°C to +177°C). Whether you're building a high-performance racing machine or just need a dependable hose for your daily driver, this coupler meets or exceeds the SAEJ20 standards for durability.

Fitment

The HPS 3 3/4" coupler is versatile enough to work on various applications, from performance racing vehicles to commercial trucks. It's particularly popular among owners of:

  • 2015-2020 Ford Mustang EcoBoost
  • 2019-2023 Toyota RAV4
  • 2017-2022 Honda Civic Type R

This hose can be easily cut to your desired length, making it perfect for joining two hard pipes while minimizing the risk of disconnections or potential damage to your setup.

Technical Specifications

  • Product Type: 3 Feet Long Straight Coupler Tube
  • Temperature Range: -65°F to +350°F (177°C)
  • Reinforced Layer: 4-ply
  • Hose Inside Diameter: 3 3/4" (95mm)
  • Hose Outside Diameter: 4.14" (105mm)
  • Wall Thickness: 5mm
  • Hose Length: 3 Feet

Customer Feedback

Ford Mustang EcoBoost owners have reported, “I installed the HPS coupler on my 2018 Mustang, and it fit perfectly between the turbo and intercooler. The extra length allowed me to reposition my piping for better airflow, and I’ve noticed a slight increase in performance.”

Another customer with a 2021 Honda Civic Type R mentioned, “This hose was easy to cut to length and made my installation a breeze. No more worrying about leaks or blow-offs!”

Important Notes

  • This silicone hose is NOT compatible with fuel or oil.
  • It is compatible with water or antifreeze, making it suitable for coolant applications.

Upgrade your vehicle’s performance and reliability with the HPS 3 3/4" Silicone Coupler Hose. It’s a practical solution for anyone looking to ensure their setup is both high-performing and durable.

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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