Dooley's Diabolical Diesel :: 2012 13th St S :: Great Falls, MT 59405 ::
(406) 781-0978
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What we do
Diesel Engines and machine work
Gas Engine Tuning
Dyno Testing
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Brake Repair & Install
Steering | Suspension
Traction bars and Air bags
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Chevy Projects
Stuff we've done with Chevy.
LB7 Teardown
Duramax S&B dry intake
Duramax Airlift air bags
Duramax EGR System
