2011-2016 Duramax LML Mahle Set of 8 Pistons w/ Rings - 1.00MM - Reduced Compression (224-3985WR-1.00M)

The MAHLE 224-3985WR Piston With Rings (1.00MM) offer reduce compression for your modified 2011-2016 GM 6.6L Duramax. All MAHLE Original Pistons are manufactured to the most stringent tolerances with coated skirts to minimize friction and scuffing. With GM quality construction and the same high-quality factory GM piston features, these piston are designed to perform.