The DSG Stud Girdle Kit stiffens up the bottom end of the 6.2/6.5 block to prevent main bearing web cracks.  A must for preventative care.

The DSG Dual Idler Gear Drive & Phaser Kit replaces the weak timing chains in the 6.2/6.5 engines. Better camshaft injection pump timing for better starts and crisper, snappier acceleration. Relucter wheel for electronic applications is CNC-machined for more accurate firing.

Coolant System Performance Improver is great for cold morning startups!

The simplest, most efficient way to protect your engine on cold startups.

• The Headlight Booster provides unbelievable clarity and brightness to make your night driving a pleasure.
• Avoid dangerous situations at night.  Headlight Booster greatly improves headlamp brightness for safe night driving.
• Available in three different versions to suit your needs.

DSG offers the best price and quality in the industry on glow plugs.

• THE BEST BUILT 6.2 ON THE MARKET
•  INCLUDES OUR STUD GIRDLE KITS, GEAR DRIVE SYSTEMS, BLOCK HEATER, ALL COVERS
• AVAILABLE IN LONG BLOCK & FULL DRESSED VERSIONS

Our premium engine kits comes with everything you need to overhaul your 6.2

DSG offers precision-built  cylinder heads for all GM 6.2L applications. Our 6.2 heads are the best built units you can get. Check out the features.

ALL THE SEALS & GASKETS REQUIRED TO REPAIR THE LEAKY OIL FILTER ADAPTER ON YOUR 4WD GM DIESEL