Velox  2015+ WRX and STI - Aggressive Rear Diffuser

Velox 2015+ WRX and STI - Aggressive Rear Diffuser

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Decrease lift and drag dramatically on your WRX/STI with a simple bolt on diffuser.  
By using CFD to aid in the design stage, we were able to extract more performance out of our initial design as well as prove the unit will function in the real world.



  • Powder Coated Matte Black
  • Organic Shape
  • Flat head riveted strakes (No rivet heads visible, flat bottom)
  • Simple Bolt on installation
  • Reduces drag
  • Significantly reduces lift
  • Optional 2pc differential/suspension covers reduce drag even further and aid in feeding the diffuser clean air.



  • Stock Exhaust
  • Agency Power Exhaust
  • Blitz Nur Spec
  • Blitz Nur Spec F-TI
  • Borla Exhaust
  • Cobb Exhaust
  • Corsa Exhaust
  • ETS Exhaust Sysemts
  • Greddy Supreme SP
  • HKS Hi-Power (all)
  • HKS Legamax
  • HKS Super Turbo
  • Injen
  • Invidia N1 dual
  • Invidia Q300 single and dual
  • Magnaflow Exhaust
  • Milltek Exhaust System
  • Mishimoto
  • Nameless axle and cat backs
  • Perrin
  • RCE Clubsport
  • SubiSpeed 
  • Turbo XS
  • X Force