Diesel Common Injector Rail Fuel Line Cap 5Pcs Set Compatible with Ford 2008-2022 Engine,2003-2022 Cummins,2001-2022 Duramax,12|14|16|18|20MM Fuel Rail Cap
Premium 5-Piece Complete Set,Covers Major Diesel Engines:This 5-piece diesel common rail injector fuel line cap set includes M12, M14, M16, M18, and M20 block-off caps, all featuring M x1.5 thread pitch.Designed to cover popular diesel engine applications including Cummins, Duramax, and Ford. No more guessing which size you need – this complete set has you covered!
Effective Fuel Pressure Diagnostic Tool,Quickly Identify Faulty Injectors:Simply install the cap on the fuel rail in place of the injection line. When the cylinder with the failed injector is capped, the rail pressure will rise and the vehicle will start. This allows you to pinpoint exactly which injector is causing engine knock sounds or poor performance without guesswork.
Precision Engineered For Perfect Seal & Safety:Each cap features precision-machined internal threads with uniform 1.5 pitch spacing for a tight, leak-proof seal on your common rail fuel system. The high-quality metal construction withstands extreme high-pressure conditions.
Durable Construction & Easy Storage,Built To Last:Made from corrosion-resistant materials to withstand extreme temperatures and harsh workshop conditions. Easy to clean and store – comes as a complete set so you won't misplace individual sizes.
1 Year of Easy-to-Reach Support:We offer 1 year of friendly, accessible support. If you have any questions, just let us know.