Zinc Plated Hose Joiner & Reducer Rigid zinc plated steel hose joiners for connecting or reducing coolant, vacuum, breather, and fuel hoses in motorsport and performance vehicle applications. Available in straight (equal bore) and reducing configurations – select the size that matches your hose outside diameters. Available Sizes (Outside Diameter) 8mm to 6mm (reducing) 8mm to 8mm (straight) 10mm to 8mm (reducing) 10mm to 10mm (straight) Applications Coolant hose connections and repairs Vacuum and breather hose joining Fuel and oil hose connections Motorsport and race car plumbing Engine bay hose routing and repair Key Features Zinc plated steel – corrosion resistant for engine bay use Straight and reducing options – suits a wide range of hose combinations Rigid construction – maintains hose shape and flow under pressure Compatible with standard hose clips and jubilee clips Priced per joiner A simple, reliable solution for hose repairs, custom plumbing runs, and reducing between different hose sizes. Sourced and supplied by BRT Motorsport.