I removed it and I think the gain isn't worth the time. To be honest, I felt no performance gain. The intake sound had a bit of a 'woosh' noise to it afterwards. Unless you've really got time to kill, don't waste your time.
Dan Parmelee 1999 Acura Integra SiR-G coupe "I heard Affleck was the bomb in Phantoms" "Word, bitch! Phantoms like a muhfuka"