TMAP Sensors & PNP Adapters - 3.5 Bar TMAP. Use these plug and play adapters to quickly adapt a 3.5bar or 4bar TMAP sensor to your N54, raising the boost maximum boost range from 20psi factory up to 36psi for the 3.5bar and 43psi for the 4bar.. For most applications the 3.5bar adapter is suggested which requires OEM for sensor part number: 13627843531.. For very high boost applications the 4bar adapter can be used which requires OEM sensor part number: 13627843531, or Bosch 4 bar sensor part 281002576.. Package Included: 1x 3.5 BAR TMAP Sensor Adapter.
