Exhaust manifold Gaskets, studs and Nuts kit for Dodge Cummins 5.9L, 6bt,12V (Aftermarket manifold only)1989-1998 Note: This kit will not work on 1989-1998 Cummins 12v Factory exhaust manifold. This kit includes Qty 6 MLS Exhaust manifold gaskets for 12V engine Qty 12 M10x1.50 Grade 8.8 Studs Qty 12 M10x1.50 Stainless steel flanged serrated Nuts Model fitment applications Cummins 12V 5.9L 1989-1998 Aftermarket exhaust manifold only