Overview Reviews Product Description Wideband Failsafe Gauge Wideband Failsafe Gauge, Monitor AFR and boost or vacuum, programmable engine protection, internal data logger, incl 4.2LSU sensor Product Videos Product Reviews Write a Review Write a Review × AEM AEM 30-4900 Univ Wideband Failsafe Gauge (Air/Fuel Ratios and Manifold Pressure) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details AEM | sku: aem30-3439 AEM AEMnet Adapter for Wideband Failsafe 30-4900 MSRP: Now: $31.65 Out of stock
Quick view Details AEM | sku: aem30-3426 AEM 30-3426 Sensor Harness For 30-4900/30-4910/30-4911 Failsafe Gauges MSRP: Now: $28.88 Out of stock
Quick view Details AEM | sku: aem30-3425 AEM 30-3425 Main Harness For 30-4900/30-4910/30-4911 Failsafe Gauges MSRP: Now: $33.47 Out of stock
Quick view Details Grams Performance | sku: gpG2-99-0055 Grams Performance Wideband Air/Fuel Ratio Gauge MSRP: Now: $210.99 Out of stock
Quick view Details AEM | sku: aem30-4911 AEM 30-4911 Flex Fuel Failsafe Gauge w/ Ethanol Content Sensor MSRP: Now: $534.74 Out of stock