Description Bosch 3bar Manifold Absolute Pressure Sensor A stock part on several models, this sensor allows for proper boost measurement beyond 22 psi. Tuning is required for proper operation if your vehicle came stock with a 2.5bar sensor. If you are not tuning with us, make sure your tune is set up for a 3bar sensor, and you inform your tuner. You can boost to dangerous levels and fueling will be affected if not tuned properly. Can be used on most models we support, but REQUIRES rods on four cylinder engines. B5 A4, B5 S4 – Requires adapter! C5 A6, C5 Allroad – Adapter required, supported on APB blocks, not supported on BEL. Not supported on narrowband vehicles except 2.7T See Additional Information tab for OEM fitment Bosch P/N 0281002976
