A roll cage in a streetcar is a bad idea, unless you and your passengers plan to wear a helmet, HANS, and harnesses every time you drive. I think it would be difficult to do without ruining the interior. Street safety concerns aside, it's really hard to get an adequately tall main hoop and front...
Hey mate
Got a good deal here, $300
Eibach 4031.140 Pro-Kit Performance Spring Kit
High performance handling and aggressive good looks
Lowers center of gravity
Lowers vehicle 1.0 inch - 1.5 inch
Stop quicker, corner faster and get better MPG
Progressive spring design for excellent ride...