Of all the modifications you can make to a manual transmission BMW or Audi, a lightweight flywheel is one of the least talked about and most notice...
Stainless braided brake lines sound like a niche upgrade for track cars. But if you've ever pushed your BMW or Audi hard and noticed the pedal gett...
Nobody wants to think about their clutch until it starts slipping. By then you're already picking a replacement and wondering if it's worth steppin...
