1989-1998 Cummins 5.9L 12V Mahle POWERPAK B-Series Cast Performance Piston Set of 6 - 4.055 Bore (197952455)

Designed for street/strip or pulling trucks making 400-1000Hp that still get used as a daily driver or work truck. Machined from OE castings (retaining the steel top ring insert) giving the same driveability and longevity of an OE piston with additional strength through industry leading design technology.