Universal JDM Sport 2" / 52mm LED Digital Air Fuel Ratio Gauge Ignition-Coils MEASUREMENTS (Estimated): Inlet Diameter: 4

MEASUREMENTS (Estimated): Inlet Diameter: 4

*** Does not fit factory HID models

Features stiffer throttle springs and sealed ball bearings for longer life span

2002-2005 Acura RSX (all)

2010-2015 Audi A5 Quattro Cabriolet Convertible 2-Door

Universal JDM Sport 2" / 52mm LED Digital Air Fuel Ratio Gauge Ignition-Coils MEASUREMENTS (Estimated): Inlet Diameter: 4100% brand new items, never used or installed. Universal JDM Sport 2" 52mm digital LED air fuel ratio meter gauge. Air fuel ratio gauge is a tuning tool that monitors your engine's air to fuel mixture (whether it's running lean, optimal, rich), and reading to see if any additional tuning is needed to maximize your engine's power and efficiency. Made by OEM approved manufacturers with materials that meets or exceeds strict OEM requirements.