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