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