The intake port entry remains in the stock location ... not drilled all the way through into the ports. Instead, a mark (dimple) Is cast into the port as a drill-locating point to allow the ...

How much power does the Eventuri intake add to the G80 M3 & G82 M4? In Part 3 of our upgrade series, we put it on the dyno, explore the innovative Dimple Technology, and break down the benefits of ...