The Brembo big brake kit for 2012–2015 BMW 335i/335i xDrive M-Sport rear applications fits four-piston billet calipers with 345x28mm two-piece drilled nickel rotors. This rear GTR BBK is specified for M-Sport brake configurations and uses drilled rotors to aid cooling and serviceability, with nickel plating for corrosion protection. It provides a direct-fit upgrade targeting stronger rear braking.
Brembo 12-15 335i/335i xDrive MSport Brakes Rr GTR BBK 4Pis Billet 345x28 2pc Rtr Drill-Nickel