Prosport Wideband Digital Air Fuel Ratio Gauge Kit - Blue

Utilizing the latest Bosch wideband O2 sensor -5 wire heated LSU 4.9 (Prosport Inc. is the only one in the USA to use them) our gauge now has the widest range 10.0:1 to 20.0:1 AFR readings on the planet.
Featuring Blue LCD readout in the center of the gauge and a bar-graph syle LED's around the outside of the gauge that change from green(Rich) to Yellow(Optimal) to Red(Lean) for immediate reference to AFR.
This is a complete kit that includes everything you need:
RETURNS POLICY
Any returns for an exchange or refund will be allowed within 30 days from the receipt of your order and must be authorized prior to shipping with an RMA Number (Return Merchandise Authorization). To receive your return instructions and RMA# please use our online form under Returns and Exchanges! Once you receive your return instructions please ship out the item at your earliest convenience and provide the tracking number to your customer service rep. The customer will be responsible for all shipping fees. Before shipping your product back please make sure you package it up exactly how you received it and in all of its original packaging. All items must be in brand new and resalable condition. Once the item is received it will be inspected and a credit will be issued accordingly. All returns are subject to a 15% restocking fee. Any returns received without an RMA# will be charged a restocking fee and any shipping fees associated with the return. An item that does not ship directly from IIR's warehouse is considered a "special order" item and no returns will be authorized.