GM LML/LGH Duramax Top End Gasket Kit
-PRO3012T GM LML/LGH Duramax Top End Gasket Kit, 4.130" Bore, .047" MLX Cylinder Head Gasket
GM LML/LGH Duramax Top End Gasket Kit
-PRO3012T GM LML/LGH Duramax Top End Gasket Kit, 4.130" Bore, .047" MLX Cylinder Head Gasket