Wideband O2 Controllers

With a response time of just 10ms, Spartan 3 is twice as fast as any Wideband O2 Controller on the planet.

Accurate, fast, affordable, reliable, and simple to install Wideband O2 Controller

The best open source Wideband O2 Controller on the market

A compact Wideband Controller for integration into your own projects. Based on our Spartan 2 Wideband O2 Controller.

	A compact Wideband Controller for integration into your own projects. Based on our Spartan 3 Lite Wideband O2 Controller.
	A compact Wideband Controller for integration into your own projects. Based on our Spartan 3 Wideband O2 Controller with CAN Bus

 

Gauges

Air-to-Fuel Ratio gauge - universal compatibility, finely crafted 52 mm aluminum housing, and digital blue LED display

 

Sensors, Accessories, & Parts

Bosch LSU ADV Wideband O2 Sensor

Bosch LSU 4.9 Wideband O2 Sensor

Connectors and Cables for Bosch LSU 4.2/4.9

Our Standard Stainless steel oxygen sensor exhaust bung

Our Premium Stainless steel oxygen sensor exhaust bung

 

Legacy Products

With a response time of just 10ms, Spartan 3 is twice as fast as any Wideband O2 Controller on the planet.

Accurate, fast, affordable, and simple to install Wideband O2 Controller

	A smart and efficient Wideband O2 Controller for Lean Burn applications
	With a response time of just 7ms, Spartan 3 ADV is more than twice as fast as any Wideband O2 Controller on the planet.
	Exhaust Gas Temperature gauge - complete with sensor, finely crafted 52 mm aluminum housing and digital blue LED display

Boost Vacuum gauge - complete with sensor, finely crafted 52 mm aluminum housing, and digital blue LED display

K type thermocouple Exhaust Gas Temperature Probe - compatible with iDash, SLC PP2.1, and SLC DIY2

Boost Vacuum sensor - compatible with iDash, SLC PP2.1, and SLC DIY2

Fuel Pressure sensor - compatible with iDash, SLC PP.12, and SLC DIY2

Intake Air Temperature sensor - compatible with iDash, SLC PP2.1, and SLC DIY2

Oil Pressure sensor - compatible with iDash, SLC PP2.1, and SLC DIY2

Fluid Temperature sensor - compatible with iDash, SLC PP2.1, and SLC DIY2

Sensor Pack - get the most desirable sensors for your 14point7 product at a $30 discount - compatible with iDash, SLC PP2.1, and SLC DIY2.

The first and only Wideband O2 Controller that communicates with your MegaSquirt 2/3 ECU over digital CAN bus. Easily add up to 8 Wideband O2 controllers to your MegaSquirt ECU.

The most advanced data-logger in the world, create your own touch-enabled custom virtual dashboard on your favorite phone, tablet, or PC

A compact and low-cost Wideband O2 Controller suitable for integration into your own projects/products. Not recommended for new designs.

An evaluation kit for our SLC OEM Wideband O2 Module. Suitable to be used as a low-cost DIY Wideband O2 Controller

A full featured Wideband O2 Controller with built-in multiple parameter display, multiple sensor inputs, USB connectivity, and internal memory for saving data-logs

A low-cost DIY version of our best selling SLC PP2.1 Wideband O2 Controller

Bosch LSU 4.2 Wideband O2 Sensor

A low-cost, highly tuneable piggyback fuel management unit - compatible with most vehicles

The best open source Wideband O2 Controller on the market