When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
any work done on the car recently ?
sounds like a leak ? air maybe, some sort of vaccum?
aftermarket intake ?
are your brakes ok ? is the pedal rock solid after sound ?
I would get it checked by a professional asap though .