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Genuine Cummins Part
The Cummins 3908988 fuel supply tube can be used on ISB and QSB engines.
This item is a genuine Cummins part shipped with a 12-month factory warranty.
FUEL SUPPLY TUBE - 4B 3.9 / B 4.5 / 6B 5.9 / ISB 6.7
$91.74
EXHAUST MANIFOLD BOLT - ISB / ISC / 6B5.9
$7.20
MALE UNION
$24.34