Audi Tt 8j 8s Front Brake Disc Upgrade Conversion Kit 288-312mm November 6, 2024 admin FOR CONVERTING YOUR FRONT BRAKES FROM 288-312MM. 2 X BRAND NEW GENUINE VW FRONT BRAKE CALIPERS COMPLETE WITH BRACKET CARRIERS AND BRAKE PADS. 2 X NEW CROSS DRILLED FRONT BRAKE DISCS 312MM X25MM 112PCD.