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The 3921961 Exhaust Outlet Connection Gasket is best used on Cummins B series and QSB engines. This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.
TURBOCHARGER GASKET - 4BT / 6BT
$1.33
EXHAUST OUTLET CONNECTION GASKET - 4BT3.9 / 6BT5.9 / ISB3.9 / QSB3.9
Genuine Cummins Part
$25.33
CONNECTING ROD BEARING - ISB (STANDARD, UPPER HALF)
$8.24
EXHAUST MANIFOLD GASKET - 4B3.9 / B4.5
Use with DS-3922935 Exhaust Manifold
$22.63
SCREW,HEX FLANGE HEAD CAP
$11.27
