Vibrant Ultra Quiet: Just got this in the other day, pretty much BNIB, only has some hand prints from test fitting. Ended up being too big to fit under my car. Is 3", Model #1142
70 + sh or 80 picked up.
ISIS Single GT
Used for around 300 miles. Was too loud for my taste. Has a Silverline Resonator welded in, and one of the exhaust hangars near the diff was rewelded for better fitment.
$200 picked up.
FIRM