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This MAHLE OE piston set is made for Cummins B 5.9L L6 engines and ships ready to install with mounted piston rings plus pins and clips. MAHLE’s OE-quality design includes compensated ring grooves and expansion-controlled features to improve ring loading, oil control, and reduce wear and noise. The set offers engine builders a factory-style replacement option backed by MAHLE’s large OE manufacturing experience.
Mahle OE Cummins B 5.9L L6 .020 w/ PCR Eng Set Piston With Rings Set (Set of 6)
