The easiest way is to buy some reinforced vacuum line to replace the hard line. That is what i did and it works like factory and you don't see much of it. It only takes about 10 min. tops and about 3 feet of vacuum line.
http://i591.photobucket.com/albums/s...t/vaccuum3.jpg
http://i591.photobucket.com/albums/s...ct/vacuum2.jpg
http://i591.photobucket.com/albums/s...ct/vacuum1.jpg

