Zzz. There are plenty of tyre fitters and manufacturers who say don't do it. Find me a source that says its ok.. and none of this "my mum's best mate's cat's friend who works at a garage where the owner's dad works for BMW", either!
57 Sapphire Black E91 330d M-Sport
Privacy Glass // Leather // Heated Seats // Bluetooth // Blacklines // BMWP Gloss Black Grille // Alpine HiFi // LCI Headlights