---
product_id: 609200462
title: "4in to 8in PNP Conversion Harness, Black HC3Z 19A387 B for SYNC 1 to SYNC 3 Upgrade"
brand: "leftwei"
price: "€ 73.05"
currency: EUR
in_stock: true
reviews_count: 4
url: https://www.desertcart.nl/products/609200462-4in-to-8in-pnp-conversion-harness-black-hc3z-19a387-b
store_origin: NL
region: Netherlands
---

# 4in to 8in Screen Upgrade Plug & Play Power Harness Seamless SYNC 1 to SYNC 3 Conversion 4in to 8in PNP Conversion Harness, Black HC3Z 19A387 B for SYNC 1 to SYNC 3 Upgrade

**Brand:** leftwei
**Price:** € 73.05
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your drive with seamless SYNC 3 power!

## Quick Answers

- **What is this?** 4in to 8in PNP Conversion Harness, Black HC3Z 19A387 B for SYNC 1 to SYNC 3 Upgrade by leftwei
- **How much does it cost?** € 73.05 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/609200462-4in-to-8in-pnp-conversion-harness-black-hc3z-19a387-b)

## Best For

- leftwei enthusiasts

## Why This Product

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

## Key Features

- • **OEM Quality Assurance:** Built to OE standards with part number HC3Z 19A387 B for guaranteed compatibility.
- • **Effortless Plug & Play:** No cutting or splicing—just direct replacement for a flawless install.
- • **Future-Proof Your Ride:** Unlock advanced SYNC 3 features and elevate your in-car experience instantly.
- • **Upgrade Your Dashboard:** Transforms your 4-inch SYNC 1 display to a sleek 8-inch SYNC 3 interface.
- • **Perfect Fit for Auto Climate Control:** Designed exclusively for vehicles with original automatic climate control.

## Overview

This Leftwei 4in to 8in PNP Conversion Harness (HC3Z 19A387 B) enables a direct, plug-and-play upgrade from SYNC 1 to SYNC 3 systems in compatible vehicles with automatic climate control, delivering a larger touchscreen experience without any wiring modifications.

## Description



## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Leftwei |
| Brand | Leftwei |
| Item Weight | 7 ounces |
| Package Dimensions | 8.11 x 5.91 x 2.09 inches |
| Item model number | Leftwei5w4i9gae6b |
| Manufacturer Part Number | Leftwei5w4i9gae6b |

## Product Details

- **Brand:** Leftwei
- **Material:** ABS+Metal
- **Item Weight:** 0.2 Kilograms
- **Connector Type:** Pnp
- **Manufacturer:** Leftwei

## Images

![4in to 8in PNP Conversion Harness, Black HC3Z 19A387 B for SYNC 1 to SYNC 3 Upgrade - Image 1](https://m.media-amazon.com/images/I/61u8GUjf-kL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ No need to buy an expensive harness. Perfect for DIY
*by J***H on September 19, 2025*

This harness worked perfect. Instead of buying those expensive kits to go from the 4 to the 8 inch screen this harness did everything I needed to do.

### ⭐⭐⭐⭐⭐ Recomendado
*by T***  on May 28, 2025*

Excelente artículo a muy buen precio

### ⭐⭐⭐⭐⭐ Use on ford taurus
*by S***V on March 23, 2025*

Working as it should!

## Frequently Bought Together

- Leftwei 4in to 8in PNP Conversion Harness, Black HC3Z 19A387 B for SYNC 1 to SYNC 3 Upgrade
- KPALAG Backup Camera Harness Adapter Replacement 4 Inch to 8 Inch PNP Rear View Compatible with Ford Sync2 Sync3,Replace#:HC3Z-19A387-B, HU5Z-19A387-A
- Bingfu Vehicle Waterproof Active GPS Navigation Antenna Fakra C Blue GPS Antenna Compatible with Car Truck SUV Head Unit

---

## 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://www.desertcart.nl/products/609200462-4in-to-8in-pnp-conversion-harness-black-hc3z-19a387-b](https://www.desertcart.nl/products/609200462-4in-to-8in-pnp-conversion-harness-black-hc3z-19a387-b)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-28*