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The BD Diesel StockPlus injector for 2004.5–2006 Chevy Duramax LLY is an OE-quality replacement sold individually. Built using Bosch OE procedures and precision calibrated, every injector is flow‑matched and bench‑tested on a Bosch 815 across multiple operating conditions. StockPlus units are tuned to tighter tolerances and typically yield about 5–15 hp over standard replacements for improved drivability and towing capability.
BD Diesel 2004.5-2006 Chevy Duramax LLY Stock Performance Plus Injector (0986435504)
