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.
Me and my buddy hooked up a test pipe today and when i rev it to 1 to 2 rpm it makes a very strange noise that i think is not suppose to do...give me some info on what it might be...thanks...