3" Downpipe Nut Solution
 

Guy on Galantvr4.org installed a 3" downpipe on his car. He had a hell of a time getting the nuts started. He went to autozone and bought some tuner lug nuts and they clear awesome and makes the install ten times easier.

http://www.galantvr4.org/ubbthreads/...t=1#Post666309