BD-Built Duramax LLY Premium Stock Injector (0986435504) Silverado/Sierra 6.6L 2004.5-2006 BD Diesel Soft Parts for XX-11332 " part number 421030

part number 421030

Liquid filled gauge for setting up back pressure regulation on butterfly style exhaust brakes to ensure proper operation and possible leaks in your exhaust system that would reduce braking efficiency

Are you looking to dress up your 12-valve 5

The CNC machined billet 6061-T6 aluminum construction features a steel retainer clip and a Viton O-ring

Part Number: 250-6303

BD-Built Duramax LLY Premium Stock Injector (0986435504) Silverado/Sierra 6.6L 2004.5-2006 BD Diesel Soft Parts for XX-11332 " part number 421030BD Built Stock replacement Injectors are OE quality, assembled using OE procedures, and fully calibrated and tested to ensure perfect operation. Install Time: 5 Hours 30 Minutes Warranty: Parts 24 Months Note: No Hassle Warranty Manufacturing and material defects only covered. Cracks caused by high fuel pressure not covered. High Return flow not covered after 12 months on Performance Injectors Note: Replaces # 0986435504, 0445120027 Replaces GM#