Select Vehicle
Select Vehicle
Prosport 2-3/8" Wideband PremiumAir Fuel Ratio kit-Amber/White
Prosport 2-3/8" Wideband PremiumAir Fuel Ratio kit-Amber/White
Prosport 2-3/8" Wideband PremiumAir Fuel Ratio kit-Amber/White
Prosport 2-3/8" Wideband PremiumAir Fuel Ratio kit-Amber/White

Prosport 2-3/8" Wideband PremiumAir Fuel Ratio kit-Amber/White

238SMAFRSWL270-PK-WB4.9WO

$ 253.00
<p>%E3%81%93%E3%81%AE%E5%95%86%E5%93%81%E3%82%92%E8%B3%BC%E5%85%A5%E3%81%99%E3%82%8B%E3%81%A8%E3%80%81[points_amount]%20%E7%8D%B2%E5%BE%97%E3%81%A7%E3%81%8D%E3%81%BE%E3%81%99%E3%80%82</p>

Installation Instructions

Complete Wideband Air Fuel Ratio kit 
60mm (2 3/8")

Amber/White display-Blacked out when off.
0-5 volt
Utilizing the latest Bosch wideband O2 sensor -5 wire heated LSU 4.9 our gauge now has the widest range 10.0:1 to 20.0:1 AFR readings on the planet.

This is a complete kit that includes everything you need:
  • AFR Premium Series Gauge
  • Bosch 4.9 5 wire heated O2 sensor
  • UEGO Control Box
  • Weld in Bung
  • Instructions
  • Wiring harness(Gauge to O2 sensor) 10 feet long
  • Plug and play
  • Decals
  • Visor/hood
  • Mounting Cup
  • Orders are typically processed within 1 business day.
  • Orders placed on weekends or holidays will begin processing on the next business day.
  • You will receive a confirmation email with tracking information once your order ships.

Prosport Gauges Processing Times

After 21 days of receiving your merchandise all sales are final.All returns or exchanges must be handled immediately as we will not accept any installed returns or exchanges after 21 days.All returns must be in brand new condition never installed otherwise no refunds will be given.Refunds for brand new/never opened items returned within 21 days of the purchase date will be charged a 15% restocking fee & the balance credited in the same form as the original payment type.

The original shipping and handling charges are not refundable. International shipping charges are not covered under our warranty policy. Please mail your package in a prepaid, traceable method to the address on our contact page.  Be sure to include your full contact info including your phone # with anything you send us.If you are sending us something to check, we will inspect gauges and senders for free.  If they work to factory specs there will be a $6 fee (in the US) to ship the items back to you. International shipping rates will vary. Be sure to include your full name, address, email, phone number along with the product and the name it was ordered under. Any items left more than 90 days unclaimed are subject to disposal.

Prosport Gauges Return Policy

All Prosport Products come with a 1 year limited warranty starting from the date of purchase(non-transferable).Physical damage, improper installation, and alternating the product will void all warranties. In no event will Prosport Inc. be liable for anything over the original purchase price of the product. In no event will Prosport Inc. be responsible for any labor charges.  After 30 days shipping is not covered under warranty and becomes the responsibility of the customer.

Prosport Gauges Warranty

Prosport Gauges

Prosport Gauges is a leading manufacturer of high-performance automotive gauges designed to deliver accurate, real-time data with sleek, race-inspired styling. Known for their innovation and affordability, Prosport offers a wide range of gauges, including boost, oil pressure, temperature, and more, making them a trusted choice for enthusiasts and professionals alike.

View More Prosport Gauges Products