diff --git a/firmware/console/binary/output_channels.txt b/firmware/console/binary/output_channels.txt
index 3861937eed..f39a494f56 100644
--- a/firmware/console/binary/output_channels.txt
+++ b/firmware/console/binary/output_channels.txt
@@ -367,5 +367,8 @@ uint16_t rpmAcceleration;dRPM;"RPM/s",1, 0, 0, 0, 0
 	pid_status_s etbStatus
 	pid_status_s boostStatus
 
-	uint8_t[76 iterate] unusedAtTheEnd;;"",1, 0, 0, 0, 0
+	uint16_t auxSpeed1;"aux speed 1";"s",1, 0, 0, 0, 0
+	uint16_t auxSpeed2;"aux speed 2";"s",1, 0, 0, 0, 0
+
+	uint8_t[72 iterate] unusedAtTheEnd;;"",1, 0, 0, 0, 0
 end_struct
diff --git a/firmware/init/init.h b/firmware/init/init.h
index 8c409b58d9..f5e572db1f 100644
--- a/firmware/init/init.h
+++ b/firmware/init/init.h
@@ -32,6 +32,7 @@ void initBaro();
 void initAuxSensors();
 void initVehicleSpeedSensor();
 void initTurbochargerSpeedSensor();
+void initAuxSpeedSensors();
 
 // Sensor reconfiguration
 void deinitVbatt();
@@ -42,3 +43,4 @@ void deInitFlexSensor();
 void deInitVehicleSpeedSensor();
 void deinitTurbochargerSpeedSensor();
 void deinitMap();
+void deinitAuxSpeedSensors();
diff --git a/firmware/init/sensor/init_aux_speed_sensor.cpp b/firmware/init/sensor/init_aux_speed_sensor.cpp
index 030c0b24bc..422e3e9ca2 100644
--- a/firmware/init/sensor/init_aux_speed_sensor.cpp
+++ b/firmware/init/sensor/init_aux_speed_sensor.cpp
@@ -4,4 +4,30 @@
  */
 
 #include "pch.h"
+#include "init.h"
+#include "frequency_sensor.h"
 
+static FrequencySensor auxSpeed1(SensorType::AuxSpeed1, MS2NT(500), 0.05f);
+static FrequencySensor auxSpeed2(SensorType::AuxSpeed2, MS2NT(500), 0.05f);
+
+static class : public SensorConverter  {
+public:
+	SensorResult convert(float frequency) const override {
+		auto hz = frequency;
+
+		auto rpm = hz * 60;
+
+		return rpm;
+	}
+} converter;
+
+
+void initAuxSpeedSensors() {
+	auxSpeed1.initIfValid(engineConfiguration->auxSpeedSensorInputPin[0], converter);
+	auxSpeed2.initIfValid(engineConfiguration->auxSpeedSensorInputPin[1], converter);
+}
+
+void deinitAuxSpeedSensors() {
+	auxSpeed1.deInit();
+	auxSpeed2.deInit();
+}
diff --git a/firmware/init/sensor/init_sensors.cpp b/firmware/init/sensor/init_sensors.cpp
index 915028624f..f22818d2ba 100644
--- a/firmware/init/sensor/init_sensors.cpp
+++ b/firmware/init/sensor/init_sensors.cpp
@@ -61,6 +61,7 @@ void initNewSensors() {
 	initAuxSensors();
 	initVehicleSpeedSensor();
 	initTurbochargerSpeedSensor();
+	initAuxSpeedSensors();
 
 	#if !EFI_UNIT_TEST
 		initFuelLevel();
@@ -83,6 +84,7 @@ void stopSensors() {
 	deInitFlexSensor();
 	deInitVehicleSpeedSensor();
 	deinitTurbochargerSpeedSensor();
+	deinitAuxSpeedSensors();
 	deinitMap();
 }