Check out our new Boost Tap Kit here!

The 034Motorsport Boost Tap Kit for the EA839 powered B9/B9.5 S4/S5/SQ5 is designed to be a simple, drop-in unit for easy access to monitoring engine boost and vacuum levels. Engineered to replace the factory spacer between the throttle body and charge pipe, this billet aluminum boost tap will never warp or crack.

The 034Motorsport Boost Tap Kit is an ideal solution for those running boost gauges.


  • 6061-T6 Billet Aluminum Construction
  • Black Anodized Finish for Durability and Long Lasting Great Looks
  • 1/8” Nipple for Securing Hose for Boost Gauge
  • 2 Ports Allows for Multiple Add-On Options:
    • Boost Gauge
    • Temperature Sensor
    • Water-Meth Injection
    • NOS Injection
  • No Need to Modify Your Charge Pipes
  • Engineered to be a Direct, Drop-In Unit
  • Easy, Straightforward Installation
  • No Modification Required!


  • 034Motorsport Billet Aluminum Boost Tap
  • 2x) 1/8NPT Plug
  • 1x) 1/8NPT to 1/8 Barb Fitting