XXR is popular, these are "DUB FalgenWerks" brand "Classico" which I never heard of before I stumbled across them on craigslist. They seem to be marketed towards the VW scene.
"We're supposed to be expressing are own artistic talent and vision through our cars, not everybody else's. Use yours to show the rest of the world who you are... i dare you." - Dru Barrios of Honda Tuning Magazine