Magnum Diesel Parts, located in Southern California, has quickly grown to be recognized as one of the industries highest quality suppliers of gasket kits and sealing components for the heavy duty diesel aftermarket industry. MDP has developed a complete range of gaskets, seals, and gasket service kits for use on a wide range of engines.

       MDP leads the industry in giving customers the best choice for sealing products used in construction, mining, marine, oil Field, over the road and stationary engine applications. MDP is committed to the engineering and production of technically advanced products that provides our customers with superior sealing performance! 

       Staffed by experienced personnel, Magnum Diesel Parts is dedicated to providing products that offer exceptional performance in real world operating conditions! With decades of experience, these dedicated individuals work diligently to insure that Magnum Diesel Parts is the best in the industry!