SpeedSF Blog
Every Build Has a Story – Meet the Cars of SpeedSF
Bimmerfest 2025: Redeemed from the Rain
With over 250 in attendance, 35 cars providing ridealongs, and multiple prizes available from Liqui Moly, our latest Bimmerfest at Sonoma Raceway went off without a hitch.
Dustin's Supercharged M3: A Lesson in Applied Economics
With a full plate and a desperate need to go fast, Dustin managed to keep his head, get the right car, get the right coaching, make the right upgrades, and put prove just how quickly he could develop the established E46 into a 500-horsepower time attack machine.
Dan Avon's E46 M3: A Study in Taking Things Slowly
Done slowly, done carefully, done right. Dan Avon’s showed us how to take a mild M3 and make it far more than the sum of its parts.