High-performance gauges designed for universal vehicle fitment.

  • Works in cars, trucks, race vehicles, and custom builds
  • Precision stepper motor movement for smooth, accurate readings
  • Durable construction built for long-term performance
3 Items in Grid 4 Items in Grid List
SKU: R2-WB1

2-1/16" A/F WB | Complete + O2 Sensor

Monitors air/fuel ratio with a built-in wideband controller and included O2 sensor for a complete, self-contained AFR solution. Eliminates external components while providing accurate real-time tuning data. A built-in warning light alerts you when AFR moves outside your target range for added protection. Precision stepper motor ensures smooth, stable readings.
$331.79
SKU: L2-WB1

2-1/16" A/F WB | Complete + O2 Sensor | Classic Design

Monitors air/fuel ratio with a built-in wideband controller and included O2 sensor for a complete, self-contained AFR solution. Eliminates external components while providing accurate real-time tuning data. Precision stepper motor ensures smooth, stable readings.
$320.21
SKU: R2-WB3

2-1/16" A/F WB | For AEM

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB3

2-1/16" A/F WB | For AEM | Classic Design

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$135.04
SKU: R2-WB7

2-1/16" A/F WB | For Ballenger/NGK

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB7

2-1/16" A/F WB | For Ballenger/NGK | Classic Design

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$135.04
SKU: R2-WB5

2-1/16" A/F WB | For Dynojet

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB5

2-1/16" A/F WB | For Dynojet | Classic Design

Reads wideband air/fuel data from a Dynojet Commander 2 through a 0–5V input. Displays a 10–18 AFR range in a compact gauge layout. Precision stepper motor delivers smooth, accurate pointer movement for clean fuel mixture monitoring.
$135.04
SKU: R2-WB6

2-1/16" A/F WB | For Innovate

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB6

2-1/16" A/F WB | For Innovate | Classic Design

Reads wideband air/fuel data from Innovate LC-1 or LC-2 controllers. Displays a 10–18 AFR range using a 0.88–3.54V input signal. Precision stepper motor delivers smooth, accurate pointer movement for clean fuel mixture monitoring.
$135.04
SKU: R2-WB8

2-1/16" A/F WB | For PLX

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB8

2-1/16" A/F WB | For PLX | Classic Design

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$135.04
SKU: R2-WB4

2-1/16" A/F WB | For Spartan

Monitors air/fuel ratio using input from external wideband controllers for accurate real-time tuning data. Integrated warning light provides clear alerts when AFR moves outside your set range. Supports 0.5–4.5V signals for compatibility with most aftermarket systems. Precision stepper motor ensures smooth, stable readings.
$149.19
SKU: L2-WB4

2-1/16" A/F WB | For Spartan | Classic Design

Reads wideband air/fuel data from a Spartan Lambda Controller through a 0–5V input. Displays a 10–20 AFR range in a compact 2-1/16" Classic gauge layout. Precision stepper motor delivers smooth, accurate pointer movement for clean fuel mixture monitoring.
$135.04
SKU: L2-B1

2-1/16" Boost Gauge | 0-10 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B1

2-1/16" Boost Gauge | 0-10 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: R2-B9

2-1/16" Boost Gauge | 0-100 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B2

2-1/16" Boost Gauge | 0-15 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B2

2-1/16" Boost Gauge | 0-15 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B7

2-1/16" Boost Gauge | 0-2.0 Bar | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B7

2-1/16" Boost Gauge | 0-2.0 Bar | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B3

2-1/16" Boost Gauge | 0-20 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B3

2-1/16" Boost Gauge | 0-20 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B4

2-1/16" Boost Gauge | 0-30 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B4

2-1/16" Boost Gauge | 0-30 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B8

2-1/16" Boost Gauge | 0-4.0 Bar | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B8

2-1/16" Boost Gauge | 0-4.0 Bar | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B5

2-1/16" Boost Gauge | 0-45 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B5

2-1/16" Boost Gauge | 0-45 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B6

2-1/16" Boost Gauge | 0-60 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-B6

2-1/16" Boost Gauge | 0-60 PSI | Warning Light

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Integrated warning light provides clear alerts when boost moves outside your set range. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$230.20
SKU: L2-B9

2-1/16" Boost Gauge | 100 PSI | Classic Design

Tracks boost pressure in real time for accurate monitoring of turbo and supercharger performance. Helps identify spikes, drops, or inconsistencies under acceleration and load. Precision stepper motor ensures smooth, stable readings.
$216.06
SKU: R2-BV1

2-1/16" Boost/Vac Gauge | 30 inHg to 10 PSI | Warning Light

Tracks manifold pressure across both vacuum and boost for full engine performance insight. Helps you follow engine behavior from idle to load to identify leaks or tuning issues early. A built-in warning light alerts you when pressure moves outside your set range for added protection. Precision stepper motor ensures smooth, stable, and reliable readings.
$230.20
SKU: R2-BV2

2-1/16" Boost/Vac Gauge | 30 inHg to 15 PSI | Warning Light

Tracks manifold pressure across both vacuum and boost for full engine performance insight. Helps you follow engine behavior from idle to load to identify leaks or tuning issues early. A built-in warning light alerts you when pressure moves outside your set range for added protection. Precision stepper motor ensures smooth, stable, and reliable readings.
$230.20
SKU: R2-BV3

2-1/16" Boost/Vac Gauge | 30 inHg to 20 PSI | Warning Light

Tracks manifold pressure across both vacuum and boost for full engine performance insight. Helps you follow engine behavior from idle to load to identify leaks or tuning issues early. A built-in warning light alerts you when pressure moves outside your set range for added protection. Precision stepper motor ensures smooth, stable, and reliable readings.
$230.20
SKU: R2-BV4-REV

2-1/16" Boost/Vac Gauge | 30 inHg to 30 PSI | Warning Light

Tracks manifold pressure across both vacuum and boost for full engine performance insight. Helps you follow engine behavior from idle to load to identify leaks or tuning issues early. A built-in warning light alerts you when pressure moves outside your set range for added protection. Precision stepper motor ensures smooth, stable, and reliable readings.
$230.20
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