2004.5-2005 Duramax LLY Injector Replacement Kit – Bosch® OEM Remanufactured
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60 day return period for any product that has not been installed and is in "brand-new" condition. See our Returns Policy for more information.
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Note: Must return old fuel lines to receive full core credit.
LLY 2004.5-2005 Chevrolet/GMC 2500/3500/4500/5500 6.6 Diesel Vin Code “2”
LLY BOSCH ® /GM OEM Remanufactured Fuel Injectors
GM Part #s 97303657, 97780144
BOSCH ® Part # 0 986 435 504
BOSCH ® OEM LLY injectors. These are the exact same GENUINE BOSCH ® injectors you would get from a GM dealer, at a fraction of the price. They are the highest quality, most reliable injectors available for the LLY. These injectors carry a two-year warranty. Information about warranty policies can be found HERE.
LLY HIGH PRESSURE FUEL LINES
GM Part #’s 97378825, 97378826, 97378827, 97378828
Full set (8) We highly recommend replacing these to ensure the longest lifespan for your new injectors. Re-using old, rusty, pitted fuel lines can lead to contamination and damage to your new injectors, and possibly leaks. Learn more by visiting our BLOG.
Brand new high pressure fuel lines, guaranteed to be rust/corrosion/leak free & include a 2 year unlimited-mileage warranty.
LLY/LBZ/LMM RETURN LINE KIT
Replaces GM Part # 97328733 & 98062291
Universal return line kit to service either side. Replacing the return line during injector installation can prevent contamination issues, and leaks due to cracked or brittle hoses or fittings. Includes fittings for each injector, o-rings, and a sufficient length of hose to service all 8 injectors.