Mahle Piston Ring Set (1 Piston)

Mahle Piston for Common Rail 'Cummins B series 3.9/5.9L

Mahle Piston Rings Set (Premium Chrome/Ceramic Top Ring Upgrade)

Three Piston Bore Size upgrade to choose from, stock bore, +.040/1.0mm Bore and +.020/.50mm Bore.

These rings will fit stock or Mahle aftermarket cast pistons.

This is only for 1 piston.