Professional dyno re-tune at Evans Tuning‘s facility ($300.00) Same comment as above, plus this is a lower-rate “retune” ...

This F40 wears a period-correct LM kit and sports an aftermarket tune. It makes big power and lots of fire on the dyno. Even by modern standards, the Ferrari F40 is a seriously powerful car.

Car Craft has decided to eschew pesky variables ... can put down the most horsepower to the drive wheels on a Mustang dyno. "weather" and simply crown those that can put down the most horsepower ...

in its LS6 tune-up, threw a gauntlet so heavy that not a single rival dared pick it up. 450 horsepower and 500 lb-ft remained unchallenged for the rest of the traditional muscle car existence.