Originally Posted by MAYAman
^^^ Ummm huh? How can you get 10 hp out of filters. Please explain. Thanks
Can’t find the thread right now, but early someone said that with the E500 (CLK/CL/S/SL) filter box (due to the larger filters) he gained 10 hp. Their are other people that have done this, it’s supposed to fit over our engines like a glove!