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This is an Oil Seal for Cummins 4BT and 6BT engines. This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.
OIL RING SEAL - ISB / B SERIES
Genuine Cummins Part
$40.25
UPPER GASKET SET - ISB 5.9 (HPCR W/ FGT - EGR) (2002-2006)
$348.25
LOWER ENGINE GASKET SET - ISB 6.7
$271.53