Selling a brand-new, never-installed PowerStop Z23 Evolution Sport brake upgrade kit, part K6029. This is a complete front & rear kit with pads, rotors, hardware, and sensors – everything you need for a full refresh.
What it fits
• 2013 BMW 550i – full-cast design rotors (replaces OE riveted 2‑piece rotors)
• 2018 BMW 650i – full-cast design rotors (replaces OE riveted 2‑piece rotors)
• May fit additional BMW models using the same full‑cast rotor setup; buyers should confirm fitment by part number K6029 with PowerStop or their parts supplier.
What’s included
• Front and rear Z23 carbon‑fiber ceramic pads (low dust, quiet)
• Drilled & slotted zinc‑plated rotors (front & rear)
• Stainless hardware + hi‑temp brake lube
• Wear sensors
• Still in original PowerStop boxes, only opened to take pictures
Why I’m selling
Bought for a project car that I ended up selling before I could install the kit. Parts have been stored indoors and never mounted.
Price
• $450 cash **$895 on Amazon**
• Check current online pricing for PowerStop K6029 for reference.
Pickup
• Local pickup only in your city/area.
• No trades, no shipping.
If the ad is up, it’s still available. Text or email with your name and “BMW Z23 K6029 brakes” in the subject so I know you’re real.