Here is the full list of all 46 American Fugitive achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Complete every Time Trial.
Get Gold on every Time Trial.
Earn $50,000 in lifetime earnings.
Get Gold on 10 Time Trials.
Hold up 50 businesses.
Pick up each type of flyer.
Steal 200 cars.
Find every hidden stash.
Find and sell all 20 paintings.
Run over 10 civilians in a hearse in 60 seconds.
Complete every vehicle jump.
Land a car on the roof of the bank in Twin Lakes.
Jump a distance of 70 meters.
Drop a garbage bag at the dump.
Ride a train around a loop of the track.
Kill someone with something that you are towing.
Tow a flaming car.
Complete the story.
Complete 'Two Wrongs Make A Right.'
Complete 'A Little Less Loyal.'
Drive at over 100 mph in a flaming car.
Reach Ridge Plains.
Complete 'Supplies And Demand.'
Cause 10 deaths in 30 seconds.
Complete 'Rebel Without Wheels.'
Complete 'White Lines.'
Reach Port Providence.
Break into a house stealthily, steal $100 of goods, and make a clean getaway.
Dispose of a body in a river or lake.
Complete 'Foul Play.'
Complete 'A Quiet Moment.'
Reach a top speed of 160 mph.
Complete 'The Gift Horse.'
Knock 5 people out with a toilet brush in 60 seconds.
Fence more than $1000 worth of goods in one go.
Tow a vehicle while it is occupied.
Consume 10 pieces of wild food.
Get Gold on a Time Trial without taking any vehicle damage.
Complete a Time Trial.
Get Gold on a Time Trial.
Escape from the prison.