It turns out that the smaller rear braking components on the Model Y Performance aren’t what they appear to be.Tesla is utilizing a red-painted caliper cover, not totally unlike the cheap ones you’ll find at your local AutoZone, to make the brakes look bigger.According to DriveTeslaCanada, Tesla also said that the change wouldn’t impact braking performance.Over the weekend, aftermarket Tesla performance parts supplier ZEVcentric noticed the change on a Model Y Performance that it had ordered.Tesla’s website specifically says that part of the Model Y Performance upgrade is “Performance Brakes” though they don’t specify what that means."