stereo code

i recently bought my 2000 mitsubishi spyder eclipse..and my battery went dead and when i got it fixed my stereo asked for a code and my problem is that the car didnt come with a manual. can someone help me find this code... my serial number is 99145121A
MR337271

Look through your owners manual, if it isn't written in there you gotta call the dealer with your VIN and radio serial #.

call around, there are many dealerships that will give it to you over the phone for free. just keep calling them until you get one that will give it to you.