PRODUCT NOTES
The DS-5269779 exhaust manifold gasket replaces old part number DS-3937479.
This is an Exhaust Manifold Gasket for Cummins ISB and QSB engines.
This item is a new replacement part shipped with a 12-month warranty.
Call us at 888.687.0539 if you have any questions about this item.
As always, your satisfaction is guaranteed!