Originally Posted by deathtorice

thanks, don't hold me to it, just what i have heard. i have a 2.5" auto zone glasspack dumped at my axle, and it sounds great. nice deep rumble, kinda loud at highway speeds though. I noticed a bit of a low end gain, and i went from 23 mpg to 24.5. My truck had 117,000 miles though. maybe my original muffler was just really clogged. it doesn't sound ricey at all. more like "high end rice". think of a civic with a $900 exhaust system on it.