How to get MORE Horsepower for FREE!! Wastegate modifcation & Explination

So if you would lika to get more horsepower out of your turbo car for free this is one of the most cost effectivemods you can do. I Would recomend to runshers that are a MAXIMUM of 2mm. 2,5 closed my valve a bit too much so I had to go back and swap out the washers for thinner ones. If youre feeling risky go ahead but I like to run on the safe side.