I don't know if is better than laguna's (because here in Spain there is nobody with them) but is easier, definately.
I am doing the whole piping with inox pipes joining them with silicone elbows, but you can make it whole in silicone hoses (joining them with metal pipes), if you want:
There is no possible to put this intercooler without cutting the bar. But if you want, you can buy another one (not new), it's not expensive.
Regards
PD: I am wishing to have end this work on my car. Mates tell me that the car pulls harder on the top rpms.