repacking

Hi guy's long time lurker, I received my new exhaust for my gen1 from ebay and fitted it last night and its far too loud the advert did say it needs repacking. So my question is would repacking make a massive difference to the amount of noise? The exhaust itself is a standard aprilia one thats...

My cans (Leo Vincis) been on over 2 years and 22k miles..Just recently I've noticed that they're becoming a bit LOUD..Friends say they can here my bike 2 miles away:eek: The final straw was a neighbours dog putting its tail between its legs and cowering down when I started bike up.. So..I've...