Collection: Auto - Fuel Injector

Restore your engine’s power and fuel economy with our selection of Auto Fuel Injector components. At DIY Customs, we provide high-performance gasoline and diesel injectors, durable O-ring seal kits, specialized injector spacers, and heavy-duty clip hardware designed for a perfect fit. Whether you are replacing a clogged factory injector to clear a misfire, upgrading to high-impedance injectors for a performance tuning project, or servicing a common rail diesel system, our professional-grade hardware offers the spray pattern precision and flow consistency you need at unbeatable prices. From specialized fuel rail adapters to injector pigtails and cleaning accessories, we carry the essential gear to keep your cylinders firing. Don't see the specific flow rate (lbs/hr or cc/min), electrical connector type, or specialized performance injector set for your build? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what you are looking for directly to your doorstep!