AEM X-Series Boost Pressure -30inHg 35psi Gauge - 30-0306 fits_2001-2006`BMW`M3 This system features high-flow 304

This system features high-flow 304 stainless steel polished mufflers

Reduces intake restriction by up to 22

Direct-fit for the Mitsubishi Lancer Evolution 7/8/9

Sparco Base Toyota Celica 78-81 Rt

Adjust track width

AEM X-Series Boost Pressure -30inHg 35psi Gauge - 30-0306 fits_2001-2006`BMW`M3 This system features high-flow 304X Series Digital Gauges include new technological features that make them easier to use. Two buttons on the faceplate deliver programmability for peak recall, standard or metric center LED readout and sweeping LED needle, and user selectable threshold warnings. The gauges are AEMnet CAN bus enabled, so they can be daisy chained together for use with the Infinity ECU, Series 2 EMS, AQ 1 Data Logger, or 3rd party EMS or logger that accepts AEMnet. 0 5V