Welcome to

DMAX Ltd.

DMAX Ltd. is a joint venture, 60% owned by General Motors, 40% owned by Isuzu Diesel Services of America, Inc. Its facility produces Duramax 6.6L V-8 turbo-diesel engine offered on GMC Sierra and Chevrolet Silverado HD pick-up trucks.

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Click Here Progress Continues at DMAX Brookville Site

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Click Here GM Announces New Manufacturing Jobs Coming to Ohio

About Us

DMAX Ltd. features a 540,000 square-foot manufacturing facility and 44,000 square-foot administration building. Its groundbreaking was held on 1998, while production commenced in 2000. With over 2 million Duramax diesel engines put into operation since its launch in 2000, DMAX Ltd. has extensive diesel engine development experience for meeting the demands of the heavy-duty truck customer.

Unique Fuel Injection System
Rigid Block Design Reduces Noise
445 h/p @ 2800 RPM
910 ft/lbs torque @ 1600 RPM
Each Engine Cycled Through Hot Test

Welcome to

DMAX Ltd.

About Us

What Makes This Engine Great?