Introducing the Mahle 224-3452WR.020 Piston Set (4) with Rings .020 Right Bank! This lightweight yet quality-constructed piston is perfect for your Duramax 2001-2005 engine. It's designed to provide superior durability and performance, and will help keep your engine running like new. With its quality construction and easy installation, the Mahle 224-3452WR.020 Piston Set with Rings .020 Right Bank is the perfect choice for anyone looking for a high-quality replacement piston.