• do88 plenum is Y-shaped for improved air flow
  • Our plenum flows 34% better for GT3 throttle body and 18% better for OEM throttle body
  • High quality casting pipe with CNC-machined connections
  • Specially designed silicone hoses with 3-5 layers of armory for optimal fitment and durability
  • High quality, stainless hose clamps
  • Delivered with mounting instructions, screws, washers, nuts and everything necessary for an easy, straight-forward installation
  • CAD-designed, CFD-analysed
  • Airflow-verified in the SuperFlow SF-1020 flow bench
  • Can be optioned to fit the OEM 74mm or GT3 82mm throttle body

What’s Included:

  • 1 x Plenum
  • 1 x Silicon hose
  • 2 x Hose clamps
  • Optional 1 x 82mm to 74mm adaptor pate


  • Porsche 997.1 Turbo
    Year models: 2007-2009