---
product_id: 666715176
title: "Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor)"
brand: "trexflow tf"
price: "546.47 DT"
currency: TND
in_stock: true
category: "Trexflow Tf"
url: https://www.desertcart.tn/products/666715176-digital-wide-band-air-fuel-ratio-gauge-kits-4-digits
store_origin: TN
region: Tunisia
---

# 0-5V wideband analog output 30-color-coded LED sweep 4-digit precision readout Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor)

**Brand:** trexflow tf
**Price:** 546.47 DT
**Availability:** ✅ In Stock

## Summary

> 🚗 Tune Like a Pro, See Like a Boss!

## Quick Answers

- **What is this?** Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor) by trexflow tf
- **How much does it cost?** 546.47 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/666715176-digital-wide-band-air-fuel-ratio-gauge-kits-4-digits)

## Best For

- trexflow tf enthusiasts

## Why This Product

- Trusted trexflow tf brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Fuel Monitoring Modes:** Supports Gasoline, Methanol, Lambda, and CNG AFR ranges for all your tuning needs.
- • **Complete Installation Kit Included:** Everything you need from wiring to mounting hardware, ready to upgrade your ride.
- • **Pinpoint Precision in Every Readout:** 4-digit central display ensures you never miss a detail in your AFR tuning.
- • **Visual Mastery with 30-Color LED Sweep:** Instantly interpret your air-fuel ratio with a vibrant, color-coded spectrum.
- • **Universal Compatibility for Seamless Integration:** Works flawlessly with OEM LSU4.9 wideband sensors like the 17025.

## Overview

The TREXFLOW TF Digital Wide Band Air Fuel Ratio Gauge Kit delivers ultra-precise 4-digit AFR readings with a dynamic 30-color LED display. Designed for universal 52mm mounting, it supports multiple fuel types and outputs a 0-5V wideband analog signal. Compatible with OEM LSU4.9 sensors, this kit includes all necessary wiring and mounting hardware for a professional-grade installation.

## Description

Trexflow TF Digital Wide band Air Fuel Ratio Gauge with OEM Sensor 4 digits AFR Gauge interchange 30-4100

## Features

- [Note:] No Oxyge n Sensor in this P/N Package. Gauge Kits compatible with OEM LSU4.9 wideband sensor, such as 17025
- [Features]: 4- digits central readout and sweeping 30-color-coded LED display;
- [Spec.]: 52mm (2-1/16”) Universal UEGO AFR gauge; 12 VDC, with Wide band analog output 0-5V
- [Display Mode:] Gasoline AFR 9.5-20; Methanol AFR 4.21-8.84; Lambda 0.65-1.366; CNG AFR 9.43-19.81
- [Package includs]: Air Fuel Ratio Gauge, Power I/O Wire, Sensor Extension Wire, Sensor Bung, Mounting Bracket & hardware, Gauge Visor.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DCNHDXKL |
| Brand Name | TREXFLOW TF |
| Customer Reviews | 4.3 4.3 out of 5 stars (16) |
| Included Components | AFR Gauge, Power I/O Wire, Extension Wire, Weld-in Bung, Hardware, Gauge Visor |
| Item Dimensions | 16 x 16 x 6.9 centimeters |
| Item Weight | 903 g |
| Manufacturer | TREXFLOW |
| Model | TF-AFR-21 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | TF-AFR-21 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** TREXFLOW TF
- **Item dimensions L x W x H:** 16 x 16 x 6.9 centimeters
- **Item weight:** 903 g
- **Number of Items:** 1
- **Unit count:** 1 Count

## Images

![Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor) - Image 1](https://m.media-amazon.com/images/I/41+PNIqMJbL.jpg)
![Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor) - Image 2](https://m.media-amazon.com/images/I/71clRLso89L.jpg)

## Available Options

This product comes in different **Model** options.

## Frequently Bought Together

- Trexflow TF Digital Wide Band Air Fuel Ratio Gauge Kits 4 Digits AFR Gauge Interchange 30-4100 30-4110 (Without Sensor)
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**Shop now:** [https://www.desertcart.tn/products/666715176-digital-wide-band-air-fuel-ratio-gauge-kits-4-digits](https://www.desertcart.tn/products/666715176-digital-wide-band-air-fuel-ratio-gauge-kits-4-digits)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-18*