For full on competition use only, we now offer the "turbo-back" Comp Ti-C series. These are full race turbo applications which include a large racing dowpipe to replace the factory catalytic converters at the race track. The Comp Ti-C is for off-road use only. (usually 80mm)

*Also see: Racing Ti-C for more applications or Turbo Ti-C for Turbo-tuned N/As