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LLY Maintenance Kit
LLY Injector Kit
LLY Fuel Filter
LLY Pigtail
LLY Air Filter
LLY Oil Filter

150K Mileage Maintenance Kit for 2004.5-2005 LLY 6.6L Chevrolet GMC Duramax

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Looking to give your LLY 6.6L Chevrolet GMC Duramax engine the maintenance it deserves? Look no further than our 150K Mileage Maintenance Kit. Designed to meet or exceed OEM specifications, our LLY fuel injector is tested for exceptional performance and durability on the Maktest test stand, the most precise testbench for this common rail injector.

With a one-year unlimited mileage warranty, you can trust that our injector is built to last. Our team of experts utilizes top-of-the-line technology and the latest engineering techniques to ensure that each injector is remanufactured to the highest possible standard.

But our maintenance kit doesn't stop there. This comprehensive kit includes everything your engine needs to perform at its best, including 2 return line kits, 8 LLY fuel injectors, 8 glow plugs, 1 oil filter, 1 fuel filter adapter kit, 1 air filter panel, and 4 injector connector harnesses.

Whether you're looking to boost your engine's performance, increase fuel efficiency, or simply give your engine the maintenance it deserves, our 150K Mileage Maintenance Kit for LLY 6.6L Chevrolet GMC Duramax engines is the perfect solution. Don't settle for less - upgrade your engine with our high-quality maintenance kit today! 

Our injectors carry a one year, unlimited mileage warranty, giving you added peace of mind. Diesel Care and Performance suggest fully reading and understanding the terms and conditions of our warranty policy prior to purchase and installation. For a complete copy of our warranty policy, click here.

This product contains an item which is sold exchange, meaning the used unit, or 'core' must be returned within 35 days of order shipment. We do not charge a core fee at the time of sale, however, we must have a credit card on file before shipping your order. Once the order is placed, you will be emailed an electronic core agreement, where you authorize us to bill for the core should it not be returned. This form must be completed prior to order fulfillment.

You can also pay for the core charge upfront and return your core no more than 60 days from order delivery to receive a full refund of your core deposit. The core charge on this product is $150.00 per injector. For more information on our core policy, click here.

Interchangeable Part Number Information: 

97303657 , 97780144 , 0 986 435 504 , 0986435504 , 0 445 120 027 , 0445120027    

( 6.6L 6.6 66 66L 66 L )