Shop 2012 GMC Sierra 3500 HD Diesel Exhaust Fluid (DEF) Injector. 6.6 LITER DIESEL, EMISSION REDUCTION Emission, SYSTEM - OEM GMC Part # 12647372 (12640359)

6.6 LITER Diesel 2015-16 Emission Reduction System. 6.6 LITER Diesel Emission Reduction System. Injector positioned in the exhaust to aid in DPF regeneration. Diesel Emissions Fluid (DEF) Injector. Diesel Exhaust Fluid (DEF) Doser Valve. Diesel Exhaust Fluid (DEF) Dosing Valve. Injection Nozzle.

Diesel Exhaust Fluid (DEF) Injector

Fits Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 2500 HD, Sierra 3500 HD, Silverado

6.6 LITER DIESEL, EMISSION REDUCTION SYSTEM. 6.6 LITER DIESEL, EMISSION REDUCTION SYSTEM, 2015-16. Express, Savana; 6.6L Diesel. Silverado, Sierra.