bought a 2wd saph cos in my late twentys with a full s/steel mongoose on it thought it was great for yrs now in my just turned fifty the noise gets on my f...ing tits don't now if I fancy going back to std thinking about cutting up the mongoose welding in new mufflers / silencers or any advise on these that's been tried tested or complete systems would be great im running a stg 1 chip not bothered about slight drop in power I want it reasonably quiet by trade im a mechanic so nothings a prob any advise would be great just done a hydrolic clutch conversion should of done it yrs ago thanke