My car has been pulling to the left on acceleration recently - as it was due a service I asked the dealer to fit Cupra bushes (which I supplied) to the car. Ross (Lummox) kindly advised me that the OEM bushes were the likely problem and advised fitting Cupra bushes to fix it. I got under the car and they were both cracked - right more than left...(Alignment, tire pressures are fine) I was told by the dealer that my car was pulling to the left because 1- different tread patterns rear and aft a