This Mahle OE piston set is specified for Cummins B 5.9L inline-six engines and includes six pistons sized .040 over as listed. Supplied as a complete set of six, it reflects OE replacement intent for diesel rebuilds and is intended for use where a .040 over piston specification is required. The description supports direct application to the 5.9L L6 Cummins engine family without additional claims about materials or warranty.
Mahle OE Cummins B 5.9L L6 .040 w/ PC Eng Set Piston Set (Set of 6)