Holley EFI Air/Fuel Wideband Gauge Kit 534-215 Standard 2-1/16" Wideband A/F Gauge, 8.5-18, Black Face. Includes gauge, wiring harness, and Bosch LSU 4.9 wideband O2 sensor. Holley EFI fully standalone 2-1/16" Air/Fuel Wideband O2 Gauge Kit...

Holley EFI Air/Fuel Wideband Gauge Kit 534-215W Standard 2-1/16" Wideband A/F Gauge, 8.5-18, White Face. Includes gauge, wiring harness, and Bosch LSU 4.9 wideband O2 sensor. Holley EFI fully standalone 2-1/16" Air/Fuel Wideband O2 Gauge Kit...

Holley EFI Analog Air/Fuel Wideband Gauge Kit White 553-168W White Face with 0-5 Volt Output. Includes gauge, wiring harness, and Bosch LSU 4.9 wideband O2 sensor. Holley EFI now offers a fully standalone 2-1/16" Air/Fuel Wideband O2 Gauge Kit...

Holley EFI Analog Air/Fuel Wideband Gauge Kit Black 553-168 Black Face with 0-5 Volt Output. Includes gauge, wiring harness, and Bosch LSU 4.9 wideband O2 sensor. Holley EFI now offers a fully standalone 2-1/16" Air/Fuel Wideband O2 Gauge Kit...

AEM Exhaust Back Pressure Sensor Kit 30-2064 AEM's Exhaust Backpressure install kit is specifically designed for use with AEM's 4-Channel Wideband UEGO Controller to provide accurate air/fuel ratio readings from wideband O2 sensors that are mounted...

Holley EFI Wideband Oxygen Sensor Extension Cable 534-199 4 feet long Wideband Oxygen Sensor Extension Cable, 4' Features: Genuine Holley Quality Parts Note: This product works with Holley EFI wideband oxygen sensors, part numbers 554-100 and...

AEM Bosch 4.2 Wideband UEGO Sensor w/ Manifold Bung 30-2063 AEM's wideband O2 UEGO AFR replacement sensor and stainless-steel, finned, stand-off bung kit includes only a replacement Bosch 4.2 LSU Wideband UEGO sensor and stainless steel tall manifold...

AEM Bosch LSU 4.2 Wideband UEGO Installation Kit 30-2002 Includes: Bosch LSU 4.2 Wideband UEGO Sensor, Weld-On Bung, Connector, Wire-Seals & Pins

AEM Bosch LSU 4.9 Wideband UEGO Installation Kit 30-2005 Compatible with part number 30-0300, 30-0334, 30-0310, 30-0350, 30-4110, and 30-4110NS AEM's wideband UEGO air/fuel ratio sensor kit includes a Bosch 4.9 LSU Wideband UEGO sensor, connector...

AEM X-Series Inline Wideband UEGO Air/Fuel Sensor Controller 30-0310 AEM's X-Series Inline Wideband UEGO Air/Fuel Ratio Controllers are built upon unique, patented, 100% digital technology that makes them the fastest responding wideband air/fuel ratio...

LSXceleration LS1 to LS3 Style Map Sensor Adapter 28-416 This adapter allows the use of an LS3 style map sensor with an LS1/LS2 style map sensor harness. 

LSXceleration LS Coolant Temp Sensor 28-36568 M12 x 1.5 Thread; 2 Terminal