The right way is what works. If a glasspack,etc. offers a good sound and comparable performance as an "actual exhaust system", then the only real difference is that the person with the glasspack has more money left to spend on other go fast parts.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
CEG Dragon Run - October 13-15