XB Series UB Series RB Series
XB
MkIV, MkV, MkVI Golf
XB-3
Audi A3 Sportback Platforms
XBQ
MkVII Golf/Audi A3/S3 Sportback Platforms
UB
MkV, MkVI Golf/Jetta, Audi, Skoda, Seat Platforms
UB xlr
MkVI Golf R with APR RSC turbo back exhaust
UBQ
MkVII Golf/Jetta, Audi Platforms
UB-T
MkII Audi TT Platform
RB
MkV, MkVI Golf/Jetta, Audi, Skoda, Seat Platforms
UB-T
Compatibility:
Audi MkII TT/TTS/TTRS**
  • Constructed from super strong waterjet cut, CNC bent .25″ (7mm) 6061 heat treated aluminum with high temperature automotive powdercoat finish
  • 8.5lb (~ 3.75Kg)
  • More than 1000 installed worldwide
  • Designed and fabricated in the United States
  • ** For TTRS can ONLY be used without secondary catalytic converters. Must also use TTRS specific hardware spacer Kit. $45. Purchase separately in Tools/Hardware.
End of Production