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HPS Performance Products HPS 9/16" Red Silicone Bypass Heater Coolant Cap - 3-Ply Reinforced
$19.93

HPS Performance 9/16" High Temperature Reinforced Red Silicone Cap

Upgrade your cooling system with the HPS Performance 9/16" high temperature reinforced red silicone cap. Built specifically for high-pressure applications, this silicone cap is designed to withstand the rigors of your automotive cooling system, making it a reliable choice for car owners looking for durability and performance.

Fitment

This silicone cap is compatible with various applications, including:

  • Coolant systems
  • Water and air connections
  • Turbocharger bypass valve ports
  • Vacuum ports
  • Throttle body water ports
  • Heater cores

Whether you're a Ford F-150 owner looking to replace a worn-out cap or a Toyota Supra enthusiast needing a reliable seal for your cooling system, the HPS silicone cap is engineered to fit your needs.

Performance and Durability

Unlike standard vacuum caps, which lack reinforcement, the HPS silicone cap features a robust three-layer polyester webbing. This construction ensures that it can handle the high temperatures and pressures typical in automotive cooling systems. With a temperature range of -65°F to +350°F (-54°C to +177°C), this cap is built to last.

Specifications

  • Product Type: Silicone Reinforced Cap
  • Color: Red
  • Inside Diameter: 9/16" (14mm)
  • Outside Diameter: 0.87" (22mm)
  • Overall Length: 1-5/8"
  • Reinforced Layer: 3-ply Polyester
  • Maximum Temperature Rating: 350°F
  • Wall Thickness: 4mm
  • Oil-Resistant: No
  • UPC: 648044901145

Customer Feedback

Owners of various models have found the HPS silicone cap to be an essential upgrade. A 2021 Toyota Camry owner noted, "Installed this cap on my coolant system, and it's held up perfectly under pressure, even during summer heat." Another user with a 2020 Subaru WRX said, "This cap fits snugly and has eliminated any leaks. Highly recommend for anyone looking to upgrade their cooling components!"

Make sure your vehicle is equipped with the best. The HPS Performance 9/16" silicone cap is a solid choice for maintaining optimal cooling system performance.

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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