Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.
You have no items in your shopping cart.
Genuine Cummins Part
This item is a genuine Cummins part shipped with a 12-month warranty.
NOISE ISOLATOR - 4BT3.9 / 6BT5.9 / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5
$1.54
GASKET,VALVE COVER
$18.18
COVER PLATE GASKET - 4BT3.9 / 6BT / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5
$7.86
