So while I was swapping my track pads in the other day I noticed the rubber boots on some of the piston rings were really worn. Here's what they look like on the inside of the caliper:
And here's what they look on the outside:
This is happening evenly on both sides of the front calipers. Had these on the car for 1 year now. Normal?
OEM M3 GTS Splitter/Wing/Harness Bar/Rear Seat Delete, Ohlin R&T, Brembo BBK, Akrapovic GT4, Alekshop Oil Cooler, ESS Tune/Pulley, Recaro SPG, 18" BBS FI, CAE Shifter, Vorschlag Camber Plates, Bimmerworld Toe-Links/End-Links/Motor Mounts, RD Sport Front Sway, Turner Solid Subframe/Diff Bushings, Awron Gauge.