OTC Tools 7649A Fuel Injector Cleaning Kit Canister features stainless steel construction with a wide throat to reduce spillage - safely holds up to 22 ounces Easy to read 3-1/2 inch gauge, with protective cover, for setting accurate delivery pressure Hose material meets SAE J30R9 standard for gasoline and ethanol blended fuels - removable for ease of storage Includes our most common rail adapters for many domestic and import applications (see description below for full list), also includes decarbonizing adapter Includes 'blow-out' fitting for use with shop air supply to remove residual chemicals from hose