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.
when you listen to it and if your not sure if it a rod or injectors go start it and pop the hood and unplug one of the plugs on the VC gasket and see if the motor sound changes. Try that with all 4 of them and that should tell you if its injectors or rods