If you're looking for a reliable way to cap off your AN-3 fittings, the HPS AN929-3 Flare Caps are engineered just for that purpose. These caps are precision machined to ensure smooth thread engagement and a secure, leak-free seal, making them a must-have for any automotive project. Whether you're working on your 2020 Subaru WRX or upgrading the fuel system on your 2019 Ford F-150, these caps are designed to meet the demands of high-performance applications.
The HPS AN929-3 Flare Caps are compatible with male 37-degree AN flare fittings, providing a tight seal that prevents leaks in fuel, oil, coolant, alcohol, nitrous, and hydraulic fluid systems. This versatility makes them perfect for a range of vehicles, from daily drivers to track-ready machines.
One satisfied 2021 Mustang GT owner shared, "These HPS flare caps were a perfect fit for my fuel lines. They sealed tight and gave a clean look under the hood. No leaks and no worries!"
Another customer with a 2018 Toyota Tacoma noted, "Installed these caps on my AN fittings, and they fit like a glove. The floating design really protects the fittings from damage during maintenance."
Upgrade your setup with the HPS AN929-3 Flare Caps and experience the difference in fit and performance. These caps not only enhance the aesthetic of your engine bay but also ensure that your fluid systems operate without a hitch.
⚠ 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.