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About Us
Magnum Products
Magnum Technical
Contact Us


14477 Meridian Parkway
California 92518 USA

Industry Leaders of
Premium Quality
Gaskets and Seals
* Earth Moving * Over the Road * Stationary * Oil Field *
* Mining * Marine *

Phone: 951-656-8220
Toll Free: 877-MAGNUM6
Fax: 951-656-8224

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.

Committed to the engineering and production of Technically Advanced
products that provide customers with Superior Sealing Performance
for these critical applications.

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.

New Product Information

New Next Generation Single Piece Exhaust Sleeve
New Exhaust Sleeve Hardware Kits
Cylinder Head Gaskets for C-15, C-16, C-18
Cylinder Head Sets for G3516C/E and G3520C/E
O-Ring Seal Kits Now Available
C10/C12 Gasket sets for Caterpillar® application

New Valve Cover Seal for CAT C-engines
High Quality USA Manufactured Aftercooler Seals
MDP Molded Rubber Quality
3500 Series Cover Seals
Kits for the C-15 Engine
3116 Gasket Kits


©2007-2013 Magnum Diesel Parts, Inc.