---
product_id: 59615616
title: "bbfly B4"
brand: "bbfly"
price: "$22.58"
currency: USD
in_stock: true
reviews_count: 9
category: "Bbfly"
url: https://virgin.desertcart.com/products/59615616-bbfly-b4
store_origin: VG
region: British Virgin Islands
---

# Supports dual device connection 16-pin full pass-through Ultra-flat low profile design bbfly B4

**Brand:** bbfly
**Price:** $22.58
**Availability:** ✅ In Stock

## Summary

> 🔧 Double your diagnostic power with sleek precision!

## Quick Answers

- **What is this?** bbfly B4 by bbfly
- **How much does it cost?** $22.58 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [virgin.desertcart.com](https://virgin.desertcart.com/products/59615616-bbfly-b4)

## Best For

- bbfly enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Flexible Build:** Premium materials ensure long-lasting flexibility and resistance to wear and tear.
- • **Full 16-Pin Pass-Through:** Maintains complete pin integrity with no shared ground wires for reliable diagnostics.
- • **Portable & User-Friendly:** Lightweight 1FT cable that’s easy to carry and perfect for on-the-go professionals.
- • **Ultra-Flat, Low Profile Design:** Sleek and compact to prevent accidental disconnections and save space in your vehicle’s diagnostic port.
- • **Seamless Dual Device Connectivity:** Connect two OBD2 devices simultaneously without signal loss or interference.

## Overview

The bbfly-B4 OBD II 16 Pin Splitter Extension Y Cable Adapter is a high-quality, ultra-flat 1-foot cable designed to connect two OBD2 devices simultaneously. Featuring full 16-pin pass-through with no shared grounds, it ensures reliable diagnostics while protecting your scan tool’s connector from wear. Its durable, flexible build and low-profile design make it an essential tool for automotive professionals and enthusiasts who demand efficiency and convenience.

## Description

Buy bbfly-B4 OBD II OBD2 16 Pin Splitter Extension Y Cable Adapter (1FT/30CM) | 1x Male and 2X Female: Code Readers & Scan Tools - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Works. - I was able to communicate with the vehicle by scan tool while Bluetooth dongle was also connected for gauge display on separate tablet - woohoo, what a time to be alive!!
Review: Needed upgrade - Great addition. Can connect both of my devices and not accidentally kick them when entering/exiting the truck.

## Features

- 100% Brand new and high quality, Ultra flat low profile, Easy to carry and use.
- High-quality materials give the cable superior flexibility and durability.
- Use OBD extension cable can save the wear and tear on your scan tool's OBD connector.
- Passes all 16 pins straight through. NO shared ground wires.
- OBD2 Y Cable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071HP9JFJ |
| Best Sellers Rank | #44,758 in Automotive ( See Top 100 in Automotive ) #265 in Code Readers & Scan Tools #1,554 in Engine Tools |
| Brand | bbfly |
| Brand Name | bbfly |
| Cable Type | OBD2 |
| Color | black / black |
| Compatible Devices | Scan Tool |
| Connector Gender | Male-to-Female |
| Connector Type | 16pin |
| Customer Package Type | FFP |
| Customer Reviews | 4.5 out of 5 stars 296 Reviews |
| Included Components | OBD SPLITTER |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Shape | Round |
| Item Type Name | OBD2 SPLITTER |
| Item Weight | 0.11 kg |
| Manufacturer | bbfly |
| Maximum Voltage | 5 volts |
| Model | B4B20 |
| Model Name | OBD2 EXTENSION CABLE |
| Number of Items | 1 |
| Number of Pins | 16 |
| Other Special Features of the Product | Allows Two Devices Simultaneously |
| Outer Material | Other |
| Part Number | B2A15335158 |
| Recommended Uses For Product | OBDII |
| Special Feature | Allows Two Devices Simultaneously |
| Specification Met | Obd2 |
| UPC | 714874055478 |
| Unit Count | 1 Count |
| Warranty Description | 6-month warranty |

## Product Details

- **Brand:** bbfly
- **Cable Type:** OBD2
- **Compatible Devices:** Scan Tool
- **Connector Type:** 16pin
- **Special Feature:** Allows Two Devices Simultaneously

## Images

![bbfly B4 - Image 1](https://m.media-amazon.com/images/I/61Aod27UuyL.jpg)
![bbfly B4 - Image 2](https://m.media-amazon.com/images/I/61uUcbS7EdL.jpg)
![bbfly B4 - Image 3](https://m.media-amazon.com/images/I/61q0ajGZwWL.jpg)
![bbfly B4 - Image 4](https://m.media-amazon.com/images/I/61J90hs47aL.jpg)
![bbfly B4 - Image 5](https://m.media-amazon.com/images/I/610TB6ZUJiL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works.
*by A***N on June 10, 2024*

I was able to communicate with the vehicle by scan tool while Bluetooth dongle was also connected for gauge display on separate tablet - woohoo, what a time to be alive!!

### ⭐⭐⭐⭐⭐ Needed upgrade
*by B***R on April 27, 2026*

Great addition. Can connect both of my devices and not accidentally kick them when entering/exiting the truck.

### ⭐⭐⭐⭐⭐ Works for me
*by M***C on August 19, 2021*

Works like it should. Thinkware was selling there ODB 2 to power for 44$ crazy. This splitter along with the ODB to female cigarette lighter port to connect my thinkware dash cam works great the spear port is open for anything else. All xame to great price for 23$.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://virgin.desertcart.com/products/59615616-bbfly-b4](https://virgin.desertcart.com/products/59615616-bbfly-b4)

---

*Product available on Desertcart British Virgin Islands*
*Store origin: VG*
*Last updated: 2026-08-25*