slotted

I have two R1 Concept front passenger side e46 m3 rotors. The slots/holes are both the same direction. If you wanted to use them as a front pair you could, but the slot directions would be inverse from side to side. $80 shipped a piece or $150 for the pair. For reference...

Stoptech ST40 Front BBK -- Red -- 355x32mm 2pc Slotted Rotors -- Like New w/ Extras Up for sale is my Stoptech ST40 front BBK just pulled off my 2004 M3. Used for approximately 4K miles, with maybe half of that as open track/HPDE use. Everything is in excellent shape. Never driven in snow...

im upgrading to 330 calipers and rotors on my 323. I see drilled, slotted, and drilled and slotted rotors. WTF do they do and which will better suit me. i use this car as a daily driver and im looking for just a little performance upgrade. Any suggestions?

Hey Guys and Gals! My name is Anthony. I am the newest member to the F1 Autohaüs Team. We have a Few Items to Add... Performance Rotors Premium Performance Rotors Stoptech SS Brake Lines Axxis Ceramics Pads Hawks HPS Pads Hawks Ceramics Pads ALL Meyle HD Parts Our Performance Rotors offer...