[slowdown_dan]

Originally Posted by b4hand

I am thinking I cut the ducts and somehow shove some of the brake ducting tubing in the gap on top of the tray. Or maybe use some of these https://new.minimania.com/part/NMB40...Mini-Cooper--S somewhere on the back. Idk

Take a look at Pinnacle Motorsports alu undertray. It's basically the mPorium (which I have) with cutouts for a GT4 lip. Instead of trying to sell/ship mine and rebuy the Pinnacle I'll be looking to make what I already have work by mimicking what Pinnacle has done.