MAHLE Original Cast Piston and Ring Kit - 4.055 in Bore - 3.0 x 2.0 x 3.0 mm Ring Groove - Flat - Combustion Chamber - Driver Side - 6.6 L - GM Duramax H778001XXL Each of these systems is

Each of these systems is tuned to provide the best possible exhaust tone without being overwhelming from within the vehicle

10 Year Limited Warranty

Open 30 Spline

The hat uses high quality steel and is designed to be used with 5 on 4

No Transmission Control

MAHLE Original Cast Piston and Ring Kit - 4.055 in Bore - 3.0 x 2.0 x 3.0 mm Ring Groove - Flat - Combustion Chamber - Driver Side - 6.6 L - GM Duramax H778001XXL Each of these systems isProduct Description: Piston and Ring Cast 4. 055 in Bore 3. 0 x 2. 0 x 3. 0 mm Ring Groove Flat Combustion Chamber Driver Side 6. 6 L GM Duramax MAHLE Performance boasts the most extensive line of performance engine bearings in the market hands down. Combining the legendary CLEVITE bearing brand for domestic applications with the global coverage in the MAHLE brand for the import market, MAHLE Performance truly is the engine bearing of choice in the