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2004.5-2006 LLY Duramax

The 6.6L LLY Duramax diesel motor, introduced in 2004 to replace the popular LB7. Pure Diesel Power offers a wide selection of parts and accessories for the LLY. Check below for all we offer.

Not sure if you have an 04.5 LLY engine? Check your VIN, if the 8th digit is a 2, then it is an LLY(later 04.5). Call Pure Diesel Power today for assistance and general questions.

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