For general cars it’s negligible, but for formula 1 it matters: I think it’s in the order of 1/10th a second per lap or something - the car get multiple seconds

For general cars it’s negligible, but for formula 1 it matters: I think it’s in the order of 1/10th a second per lap or something - the car get multiple seconds per lap faster over the course of a race (despite the lower grip as tires wear)