Semi Truck Air Fuel Ratio Gauges
- Auto Meter®Ultra-Lite Digital Series 2-1/16" Wideband Pro Air/Fuel Ratio Gauge, 6:1-20:1 AFR (4378)Universal Ultra-Lite Digital Series Wideband Pro Air/Fuel Ratio Gauge (4378) by Auto Meter®. Range: 10:1-20:1. Size: 2-1/16". Type: Electrical. With Peak Memory and Warning. Knowing the exact air/fuel mixture running through your engine...$452.69
- Auto Meter®Ultra-Lite Digital Series 2-1/16" Wideband Pro Plus Air/Fuel Ratio Gauge, 6:1-20:1 AFR (4397)Universal Ultra-Lite Digital Series Wideband Pro Plus Air/Fuel Ratio Gauge (4397) by Auto Meter®. Range: 10:1-20:1. Size: 2-1/16". Type: Electrical. With Peak Memory and Warning. Knowing the exact air/fuel mixture running through your...$370.54
- Auto Meter®Ultra-Lite II Series 2-1/16" Narrowband Air/Fuel Ratio Gauge, Lean-Rich (4975)Universal Ultra-Lite II Series Narrowband Air/Fuel Ratio Gauge (4975) by Auto Meter®. Range: Lean-Rich. Size: 2-1/16". Type: Electrical. With LED Array. Mirroring the functions of Auto Meter’s Street Wideband, the Digital Stepper...$121.69
- Auto Meter®Ultra-Lite II Series 2-1/16" Wideband Air/Fuel Ratio Gauge, 8:1-18:1 AFR (4970)Universal Ultra-Lite II Series Wideband Air/Fuel Ratio Gauge (4970) by Auto Meter®. Range: 8:1-18:1. Size: 2-1/16". Type: Electrical. Analog. Mirroring the functions of Auto Meter’s Street Wideband, the Digital Stepper Motor Wideband...$250.79
- AEM Performance Electronics®2-1/16" Digital Wideband UEGO Air/Fuel Gauge with Sensor (30-4110)Universal Wideband UEGO Air/Fuel Gauge with Sensor (30-4110) by AEM Performance Electronics®. Diameter: 2-1/16". Display Type: Digital. Digital Wideband O2 Air Fuel Ratio Gauge and Controller in one. It unites accuracy, speed and...$169.95
- AEM Performance Electronics®2-1/16" Digital Wideband UEGO Air/Fuel Gauge without Sensor (30-4110NS)Universal Wideband UEGO Air/Fuel Gauge without Sensor (30-4110NS) by AEM Performance Electronics®. Diameter: 2-1/16". Display Type: Digital. Digital Wideband O2 Air Fuel Ratio Gauge and Controller in one. It unites accuracy, speed and...$93.26
- AEM Performance Electronics®X-Series 2-1/16" OBDII Wideband AFR Controller Gauge, Black (30-0334)Universal X-Series OBDII Wideband AFR Controller Gauge (30-0334) by AEM Performance Electronics®. Diameter: 2-1/16". Face Color: Black. Built upon unique, patented 100% Digital technology that makes them the fastest responding wideband...$239.87
- Classic Instruments®All American Nickel Series 2-1/8" Air/Fuel Ratio Gauge (AN194SHC)Universal All American Nickel Series 2-1/8" Air/Fuel Ratio Gauge (AN194SHC) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless High Step. Lens Type: Curved. This top-grade All American Nickel Series Air/Fuel Ratio...$458.95
- Classic Instruments®All American Nickel Series 2-5/8" Air/Fuel Ratio Gauge (AN394SLC)Universal All American Nickel Series 2-5/8" Air/Fuel Ratio Gauge (AN394SLC) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Curved. This top-grade All American Nickel Series Air/Fuel Ratio...$468.95
- Classic Instruments®All American Series 2-1/8" Air/Fuel Ratio Gauge (AW194SRC)Universal All American Series 2-1/8" Air/Fuel Ratio Gauge (AW194SRC) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless Radial. Lens Type: Curved. This top-grade All American Series Air/Fuel Ratio Gauge by Classic...$458.95
- Classic Instruments®All American Tradition Series 2-1/8" Air/Fuel Ratio Gauge (AT194SHC)Universal All American Tradition Series 2-1/8" Air/Fuel Ratio Gauge (AT194SHC) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless High Step. Lens Type: Curved. This top-grade All American Tradition Series Air/Fuel...$458.95
- Classic Instruments®All American Tradition Series 2-5/8" Air/Fuel Ratio Gauge (AT394SLC)Universal All American Tradition Series 2-5/8" Air/Fuel Ratio Gauge (AT394SLC) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Curved. This top-grade All American Tradition Series Air/Fuel...$468.95
- Classic Instruments®AutoCross Gray Series 2-1/8" Air/Fuel Ratio Gauge (AX194GBLF)Universal AutoCross Gray Series 2-1/8" Air/Fuel Ratio Gauge (AX194GBLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. Gauge Face Color: Gray. This top-grade AutoCross Gray Series...$458.95
- Classic Instruments®AutoCross Gray Series 2-5/8" Air/Fuel Ratio Gauge (AX394GBPF)Universal AutoCross Gray Series 2-5/8" Air/Fuel Ratio Gauge (AX394GBPF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Matte Black Performance. Gauge Face Color: Gray. This top-grade AutoCross Gray Series Air/Fuel Ratio...$474.95
- Classic Instruments®AutoCross Gray Series 2-5/8" Air/Fuel Ratio Gauge (AX394GBLF)Universal AutoCross Gray Series 2-5/8" Air/Fuel Ratio Gauge (AX394GBLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. Gauge Face Color: Gray. This top-grade AutoCross Gray Series...$468.95
- Classic Instruments®AutoCross Yellow Series 2-1/8" Air/Fuel Ratio Gauge (AX194YBLF)Universal AutoCross Yellow Series 2-1/8" Air/Fuel Ratio Gauge (AX194YBLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. Gauge Face Color: Yellow. This top-grade AutoCross Yellow...$458.95
- Classic Instruments®AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YAPF)Universal AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YAPF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Brushed Aluminum Performance. Gauge Face Color: Yellow. This top-grade AutoCross Yellow Series...$474.95
- Classic Instruments®AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YBPF)Universal AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YBPF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Matte Black Performance. Gauge Face Color: Yellow. This top-grade AutoCross Yellow Series Air/Fuel...$474.95
- Classic Instruments®AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YBLF)Universal AutoCross Yellow Series 2-5/8" Air/Fuel Ratio Gauge (AX394YBLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. Gauge Face Color: Yellow. This top-grade AutoCross Yellow...$468.95
- Classic Instruments®Classic White Series 2-1/8" Air/Fuel Ratio Gauge (CW194SLF)Universal Classic White Series 2-1/8" Air/Fuel Ratio Gauge (CW194SLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade Classic White Series Air/Fuel Ratio Gauge by Classic...$442.95
- Classic Instruments®Classic White Series 2-5/8" Air/Fuel Ratio Gauge (CW394SLF)Universal Classic White Series 2-5/8" Air/Fuel Ratio Gauge (CW394SLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade Classic White Series Air/Fuel Ratio Gauge by Classic...$453.95
- Classic Instruments®G-Stock Series 2-1/8" Air/Fuel Ratio Gauge (GS194SLF)Universal G-Stock Series 2-1/8" Air/Fuel Ratio Gauge (GS194SLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade G-Stock Series Air/Fuel Ratio Gauge by Classic Instruments...$442.95
- Classic Instruments®G-Stock Series 2-5/8" Air/Fuel Ratio Gauge (GS394SLF)Universal G-Stock Series 2-5/8" Air/Fuel Ratio Gauge (GS394SLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade G-Stock Series Air/Fuel Ratio Gauge by Classic Instruments...$453.95
- Classic Instruments®Hot Rod Series 2-1/8" Air/Fuel Ratio Gauge (HR194SLF)Universal Hot Rod Series 2-1/8" Air/Fuel Ratio Gauge (HR194SLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade Hot Rod Series Air/Fuel Ratio Gauge by Classic Instruments...$442.95
- Classic Instruments®Hot Rod Series 2-5/8" Air/Fuel Ratio Gauge (HR394SLF)Universal Hot Rod Series 2-5/8" Air/Fuel Ratio Gauge (HR394SLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade Hot Rod Series Air/Fuel Ratio Gauge by Classic Instruments...$453.95
- Classic Instruments®Moal Bomber Series 2-1/8" Air/Fuel Ratio Gauge (MA194BLF)Universal Moal Bomber Series 2-1/8" Air/Fuel Ratio Gauge (MA194BLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. This top-grade Moal Bomber Series Air/Fuel Ratio Gauge by Classic...$463.95
- Classic Instruments®Moal Bomber Series 2-5/8" Air/Fuel Ratio Gauge (MA394BLF)Universal Moal Bomber Series 2-5/8" Air/Fuel Ratio Gauge (MA394BLF) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Matte Black Low Step. Lens Type: Flat. This top-grade Moal Bomber Series Air/Fuel Ratio Gauge by Classic...$473.95
- Classic Instruments®Nostalgia VT Series 2-1/8" Air/Fuel Ratio Gauge (NT194SHC)Universal Nostalgia VT Series 2-1/8" Air/Fuel Ratio Gauge (NT194SHC) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless High Step. Lens Type: Curved. This top-grade Nostalgia VT Series Air/Fuel Ratio Gauge by Classic...$468.95
- Classic Instruments®Nostalgia VT Series 2-5/8" Air/Fuel Ratio Gauge (NT394SLC)Universal Nostalgia VT Series 2-5/8" Air/Fuel Ratio Gauge (NT394SLC) by Classic Instruments®. Gauge Diameter: 2-5/8". Bezel Type: Stainless Low Step. Lens Type: Curved. This top-grade Nostalgia VT Series Air/Fuel Ratio Gauge by Classic...$478.95
- Classic Instruments®Silver Gray Series 2-1/8" Air/Fuel Ratio Gauge (SG194SLF)Universal Silver Gray Series 2-1/8" Air/Fuel Ratio Gauge (SG194SLF) by Classic Instruments®. Gauge Diameter: 2-1/8". Bezel Type: Stainless Low Step. Lens Type: Flat. This top-grade Silver Gray Series Air/Fuel Ratio Gauge by Classic...$442.95