Get a blow off valve! im using a bosch (cheapy) lol, got about 20 peoples attention from accross an intersection when i stopped at the light .... i thought i was becuase of my handsome looks ( *thinks* they wont buy that..think of something differnt * ) i mean i had just washed my car so it was shinny...yah..shinny..anyways it went PSSSSSSSHHHHHH and everyone turned around and galked at me