Originally Posted by slow coach

dont get sucked into the lighter is better mindset, yes it does help the suspension do its job but a heavier car in certain situations can be better, also it very much depends where the weight is removed from, for instance taking weight from the drive will aid accelaration and taking weight away from the wheels/tyres hubs at the end of the suspension arms will help the suspension as well, just random reduction in other places will help but wont impact as much on the cars performance, so pick which parts you replace carefully as some will be money well spent others wont hth