2-1/2" to 2" Inch Universal Hose Reducer Joiner / Stepped coupling 64mm-51mm
Fuel Hose, 2 1/4" to 1 1/2" I.D. Straight Reducer - Pegasus Auto Racing Supplies
65619, 5/16" to 3/8" Reducer Hose Connector - Fuel Line / Vacuum / Emission Hoses - Sold Individually - Heavy Duty Truck, Tractor Trailer Parts, Class 8 and Diesel Engine Parts &
1-1/2" to 2" ID Fuel Reducer Adapter Hose
Hose Reducer Couplers
Straight Brass Barbed Silicone Fuel Hose Joiner Reducer Connector Coupler - RACES, from 6 to 8mm | races-shop.com
Gates Hose Reducer 5/8in. to 1/2in. - 28610 - Gates | Repco Australia