A partial list of performance upgrades done to Porsche 993 vehicles

 - Sunroof delete

- Roll cage added

- 2WD conversion to a C4 or Turbo 

-Transmission re-gear, steel synchros or other updates for racing

- Aftermarket carbon fiber hood

- Aftermarket fiberglass turbo tail

- Race seats 

- 6 point harnesses seat belts

- Racing  coilovers 

- Racing hub uprights to lower suspension below ROW lowered height (USA -30)

- Racing suspension links

- Stiff racing  engine mounts

- Monoball solid strut mounts

- Oversized sway bars

- Oversize wheels 

-  Racing exhaust or CAT replacement with non- certified aftermarket or delete

- AC delete

- Non-Stock, non-Airbag steering wheel