Tapout sells the dive plates in the same material as the stock ones. I believe they have the front lip, spoiler and a few other components as well. Here's the link
Yeah, the goat rodeo is strong with the blackwings. I had my own fun with the car sitting in the Lansing holding lot for about 3 months of torture. I think it's going a bit faster though. So hopefully you won't be much longer there.
Going with plugs, filters and the catted downpipes (though they are spendy) is what I'd recommend pretty much everyone do that wants to enhance the Blackwing experience. All the fun just turned up a few more notches to enhance the cars' capabilities.
The Denzo plugs off amazon have been working fantastic for me. Make sure they're gapped down to .022-.024 for maximum benefit.
After talking to some smart people, I went with these ones. Also, since it's a bit of a PITA to do the plugs, you can follow Josh's how-to guide.