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The DDP Stage 3 injector set is a direct-replacement kit for 1989–1993 Dodge Cummins 5.9L 12V engines. Designed as a higher-stage injector offering in the DDP lineup, the Stage 3 pack supplies increased fueling capacity compared with lower stages while maintaining fitment for the early 12‑valve Cummins fuel system. It’s intended for owners upgrading injectors as part of a staged performance build.
DDP 89-93 Dodge Cummins 5.9L 12V Injector Set - Stage 3
