
When Upgrading the Exhaust on the M140i an M240i its very normal for the added diameter of the New Large Bore Pipework to cause a small knock on the lower most X-member. These Spacers lower the Cross member by 12.5mm and give this amount of extra clearance that will stop the Knock Knock Knock of the exhaust.
They are simple easy fit and can be fitted in around 10 mins whilst tthe car is on a Ramp