Hello guys,
In order to upgrade from the 312mm brakes to the S3/R32/Cupra you need the following components:
- brake caliper left blue > 1K0 615 123 G
- brake caliper right blue > 1K0 615 124 G
- caliper carrier blue > 1K0 615 125 F
- retaining spring > 4F0 615 269
- brake disc ventilated 345x30 5/112 > 1K0 615 301 M
- splash shield for brake disc left > 1K0 615 311 C
- splash shield for brake disc right > 1K0 615 312 C
- brake pads with wear indicator > 1K0 698 151 B
- hexagonal head bolt M8x12 > N 907 186 02
- brake hose > 1K0 611 701 N
- brake pipe hose from brake hose to piston housing left > 1K0 611 763 A
- brake pipe hose from brake hose to piston housing right > 1K0 611 764 A
- retaining clip > 191 611 715
- bracket for brake hose left > 1K0 611 841 A
- bracket for brake hose right > 1K0 611 842 A
Also these brakes will fit on any A3 that has wheels larger than 16", 17 inch minimum.