We just bought one of the cheap ones on ebay for like $40 plus $24shippingincludes a big universal k&n style filter. Its very nice. We bought it because the rubber fitment on the OEM intake was starting to wear and break away. The kit works real nice and its stainless steel. One of the mechanics said you can hear the air rushing in. Here it is - http://cgi.ebay.com/ebaymotors/ws/eB...m=290224070623

 

Have you noticed an increase in HP yet??
better gas miles?

 

I wish I could tell you but I don't drive the limos only on occassion I can't get a driver which is rare. They do alot of idleing so its hard to tell sometimes by the dash readout because one car coulda just had alot more idleing