2001-2005 Duramax LB7/LLY Mahle Set of 4 Pistons w/ Rings Left Bank - .040 (224-3451WR.040)

Constructed to meet factory specifications, the MAHLE 224-3451WR.040 Piston With Rings (.040, Left Bank) is engineered as an OEM replacement for your 2001-2005 GM 6.6L Duramax LB7/LLY. The MAHLE Piston With Rings features a lightweight and expansion controlled design that maintains an OE performance.