Www.crutchfield.com has great diagrams and awesome staff that are the best in the business. 1-888-292-2504 is their number. Sorry I can't tell you he answer off of the top of my head, but I just bought some stuff from them and they sent everything I needed to install it and they are always just a call away. God Luck!
Try this link www.ebay.com this site has about everything just make sure you read everything correctly.