Here is the full list of all 24 Diesel Brothers: Truck Building Simulator achievements.
Buy a wreck on the scrapyard
Buy all upgrades on the scrapyard
Finish Race, Playground and Drag
Finish 10 quests
Finish 50 quests
Finish 100 quests
Earn 100,000 dollars
Earn 1,000,000 dollars
Earn 5,000,000 dollars
Paint 10 vehicle parts
Paint 100 vehicle parts
Paint 500 vehicle parts
Sand 10 vehicle parts
Sand 100 vehicle parts
Sand 500 vehicle parts
Achieve 10,000 fame
Achieve 100,000 fame
Achieve 1,000,000 fame
Giveaway 1 car
Giveaway 10 cars
Giveaway 20 cars
Screw or unscrew 100 bolts
Screw or unscrew 1,000 bolts
Screw or unscrew 5,000 bolts