If you’re looking to connect hoses of different diameters without the hassle, the HPS Billet Aluminum Reducing Hose Union is where it’s at. This little gem is designed with precision that you can actually feel when you’re working with it. Made from high-grade 6061 aluminum, it’s not just about the looks—though that anodized silver finish does have a nice touch. It’s built to last, so you won’t be replacing it anytime soon.
One of the standout features is its multi-ribbed design, which really helps keep your hoses locked in place. No more worrying about slippage or leaks. And let’s be real, nobody wants to deal with a hose that decides to pop off at the worst possible moment. The ribbed joiner also has a handy stopper in the middle, ensuring you get an even installation on both ends. It’s those little details that make a big difference.
This union is compact and sleek, making it a breeze to fit into tight spaces or navigate those tricky back-to-back bends. Whether you’re working on a car, tackling a commercial project, or diving into some industrial work, this union has got your back. Plus, with Type II anodizing, it’s corrosion-resistant, so you can use it in various environments without a second thought.
Installation? Quick and straightforward. You’ll save time and effort, which is always a win in my book. The specs are solid too: it connects hoses with outside diameters of 1-3/8” and 1-1/2”, with a wall thickness of 2mm and an overall length of 2”. It’s compatible with both silicone and rubber hoses, so you’re covered no matter what you’re working with.
In short, if you want a reliable hose connection that performs as good as it looks, the HPS Reducing Aluminum Hose Union is a smart choice. Upgrade your setup and enjoy the peace of mind that comes with solid engineering.
Features:
⚠ 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.