Cummins Engine Oil Cooling System

Cummins Replacement Engine Oil Coolers

KLM Performance offers you the OEM Cummins® diesel engine oil coolers for these B Series and the C Series engines.

  • BT 3.9L
  • BTA 3.9L
  • QSB 3.9L
  • QSB 4.5L
  • B 5.9L
  • ISB 5.9
  • 6.7L
  • QSB 5.9L
  • QSB 6.7L
  • 8.3L

We also offer a wide range of range of individual replacement parts and components for Cummins® diesel engines. We offer a wide selection of individual parts and components, including Pistons, Ring sets, Crankshafts, Camshafts, Oil and Water Pumps, Injectors, Gaskets, Seals, and considerably more engine parts. If you do not see what you looking for please call us at 203-210-7200 or Contact US.

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