No drilling at all .Attached with existing bolts on the bumper.
Wiring was super easy as diode dynamics made it simple to just connect to an AUX switch.
I was afraid it wouldn’t be as straightforward as the video ughh.
Just got mine today and right away the wires look short just eyeballing it in the box.
I think I’m taking mine to the shop to let the guys install it.
I can definitely see additional height in the rear but can’t tell as much in the front.
Sitting in the driver seat though you can tell it’s riding a bit higher.
Haven’t driven it too much today but seems to be handling just fine.