Originally Posted by Marc Levy
Has anyone ever tried to shield the bottom of the air box from the engine heat? I removed my Piper Cross air induction and added the standard K&N filters to the air box. My butt dymo tells me I'm getting better low end response with the K&N's. If I can insulate the air box some, might that help keep the air cooler?
I have those insulation on the bottom of my Renntech airbox.
btw.
anyone reading this can throw me an offer for the renntech CF airbox. I'm turning the coupe...close to stock. I just bought a e60. 535xi