Are you rebuilding your 6.7L Cummins and need pistons you can trust? The MAHLE Piston with Rings is engineered as a high-quality OE-replacement piston designed to restore factory compression, durability, and performance in your engine. Whether you're refreshing a worn engine or completing a full rebuild, these pistons provide the reliability and precise fit needed to keep your Cummins running strong under towing, daily driving, or heavy-duty workloads. Designed for proper combustion efficiency and oil control, this piston helps maintain smooth engine operation while reducing wear and unwanted engine noise.

Built with OE-grade engineering, the MAHLE 2243963WR features a durable aluminum piston construction with compensated ring grooves and a coated skirt to improve oil control and reduce friction against the cylinder wall. The expansion-controlled design allows for tighter clearances, helping minimize piston noise, wear, and emissions while maintaining proper engine sealing. Each piston is supplied with pre-installed piston rings, wrist pin, and clips, providing everything needed for proper installation during engine assembly. Trusted by engine builders worldwide, MAHLE pistons deliver the precision machining and durability required for demanding diesel applications.