Shop OEM General Motors Part # 40009451 (86778190). Diesel Exhaust Fluid (DEF) Module. 3.0 LITER DIESEL, EMISSION REDUCTION SYSTEM. 6.6 LITER DIESEL, EMISSION REDUCTION SYSTEM. EMISSION

Module.
Diesel Exhaust Fluid (DEF) Module. Controller. Diesel Emissions Fluid (DEF). Diesel Exhaust Fluid (DEF).

Fits Escalade , Escalade ESV, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado, Suburban , Tahoe , Yukon, Yukon XL

3.0 LITER DIESEL, EMISSION REDUCTION SYSTEM. 6.6 LITER DIESEL, EMISSION REDUCTION SYSTEM. EMISSION REDUCTION LEVEL; Silverado, Sierra 2500 HD. EMISSION REDUCTION LEVEL; Silverado, Sierra 3500 HD. EMISSION REDUCTION SYSTEM, 3.0 LITER DIESEL. Escalade ESV; 3.0L Diesel. Escalade; 3.0L Diesel. Silverado, Sierra. Suburban; 3.0L Diesel. Tahoe; 3.0L Diesel. Yukon XL; 3.0L Diesel. Yukon; 3.0L Diesel.