Hard starts, rough idle, or a misfire under load often trace back to a worn injector on the LLY Duramax. The Bosch 0445120027 is a brand-new stock-spec fuel injector for LLY Duramax 2004.5-2005.

Bosch supplies OE diesel injection hardware for these platforms. This unit restores factory fuel delivery when you want a genuine Bosch replacement rather than a no-name rebuild.

What you get

• Bosch 0445120027 common-rail fuel injector
• Brand-new Bosch unit (not reman)
• Fitment: LLY Duramax 2004.5-2005
• OE / cross references: 897303657C
• Warranty: 2 Year (as listed)

Specs

• Part number: 0445120027
• Type: common-rail fuel injector
• Condition: New
• Manufacturer: Bosch
• Reman alternate: 0986435504

Best for stock or lightly modified trucks that need OE fuel delivery restored. Verify fitment for your truck before ordering.