The WA917-11-5051 is a DEF dosage valve, functioning as a diesel exhaust fluid (DEF) injector for SCR emissions systems. It cross-references to Bosch part numbers 0444043087, 0444043088, and BOS-0444043087, making it a direct replacement option where those numbers apply. This dosage valve meters DEF into the exhaust stream as part of the selective catalytic reduction process.
Features
DEF (Diesel Exhaust Fluid) dosage valve / injector
Part number WA917-11-5051
Cross-reference: Bosch 0444043087
Cross-reference: Bosch 0444043088
Cross-reference: BOS-0444043087
Used in SCR emissions systems
