The increased NVH is very likely just the price you pay for going full coilovers in the rear. The car is designed for a divorced setup which spreads the extreme forces of supporting the car's weight and dampening bumps over different points on the vehicle frame, but you have now concentrated all...
I've been tinkering with these over the past couple of days trying to have them look as clean as possible and now I think I've finally got it. I really didn’t need the straps crossed with the anchor points so close to the seats. What do you guys think?