---
product_id: 486857716
title: "Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A."
brand: "youyien"
price: "200.70 DT"
currency: TND
in_stock: true
category: "Youyien"
url: https://www.desertcart.tn/products/486857716-radiator-coolant-overflow-reservoir-with-cover-fit-for-audi-a3
store_origin: TN
region: Tunisia
---

# Heat-resistant PP material OEM quality tested & fit-specific Lightweight at 0.51 kg Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A.

**Brand:** youyien
**Price:** 200.70 DT
**Availability:** ✅ In Stock

## Summary

> 🚗 Stay Cool, Drive Confident: Upgrade Your Ride’s Heartbeat

## Quick Answers

- **What is this?** Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. by youyien
- **How much does it cost?** 200.70 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/486857716-radiator-coolant-overflow-reservoir-with-cover-fit-for-audi-a3)

## Best For

- youyien enthusiasts

## Why This Product

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

## Key Features

- • **Precision Fitment:** Tailored for Audi A3, VW Jetta, Golf, Passat, Beetle and more—ensuring seamless installation and optimal performance.
- • **OEM Quality Assurance:** Meets or exceeds original equipment manufacturer standards for reliability and longevity.
- • **Complete Replacement Kit:** Includes the reservoir and cover, making your upgrade or repair hassle-free and professional-grade.
- • **Engineered for Endurance:** Crafted from high-grade polypropylene to withstand intense engine heat and vibration without cracking or leaking.
- • **Visible Coolant Monitoring:** Transparent design lets you effortlessly track coolant levels, preventing overheating before it starts.

## Overview

This Radiator Coolant Overflow Reservoir by YOUYIEN is a durable, OEM-quality replacement part made from heat-resistant polypropylene. Designed specifically for popular Audi and VW models, it features a transparent body for easy coolant level checks and includes a cover for a complete fit. Lightweight and vibration-resistant, it ensures your engine cooling system runs efficiently, reducing the risk of overheating and costly repairs.

## Description

FITMENT: Fit for Audi A3 2006-2013 Fit for Audi A3 Quattro 2006-2013 Fit for Audi TT 2008-2009 Fit for Audi TT Quattro 2008-2011 Fit for VW CC 2009-2012 Fit for VW Eos 2007-2012 Fit for VW Golf 2010-2012 Fit for VW GTI 2006-2012 Fit for VW Jetta 2005-2012 Fit for VW Passat 2006-2010 Fit for VW Rabbit 2006-2009 Fit for VW Tiguan 2009-2012 Fit for Passat 2012 Fit for Beetle 2012.

## Features

- Product Quality:Made of high quality PP material, it can withstand engine heat and vibration, lightweight and durable, and you can directly see the liquid level inside.Tested to meet OEM quality standards.Excellent performance and long service life.Professional installation is recommended.
- Replacement:The coolant reservoir is a vital component of the cooling system.Engineered to stand up against the stresses of heat and vibration preventing leaks. Reduce the loss of coolant, Avoid the risk of high temperatures in the engine.
- Fitment:Fit for Audi A3 TT VW Jetta Golf Passat Beetle.Replaces Part # 1K0121407A.
- Package List:1 X Radiator Coolant Overflow Reservoir.1 X Cover.
- Note:Please verify your part pictures, part numbers before purchasing to prevent wrong purchases and unnecessary charges.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BDR6S6LB |
| Best Sellers Rank | #778,165 in Automotive ( See Top 100 in Automotive ) #1,214 in Automotive Replacement Engine Coolant Recovery Kits |
| Brand | YOUYIEN |
| Brand Name | YOUYIEN |
| Capacity | 2.01 liters |
| Compatible with Vehicle Type | Car |
| Customer Reviews | 4.5 out of 5 stars 168 Reviews |
| Exterior Finish | Bare (Natural Plastic) |
| Fit Type | Vehicle Specific |
| Fuel Type | Gasoline |
| Item Weight | 0.51 Kilograms |
| Manufacturer | YOUYIEN AUTO PARTS |
| Manufacturer Part Number | RCORERT1PYY3 |
| Material | Polypropylene (PP) |
| Material Type | Polypropylene (PP) |
| Model Number | RCORERT1PYY3 |
| OEM Equivalent Part Number | 1K0121407A |
| Product Grade | Replacement Part |
| UPC | 768461330257 |
| Vehicle Service Type | Car |

## Product Details

- **Brand:** YOUYIEN
- **Material:** Polypropylene (PP)
- **Fit Type:** Vehicle Specific
- **Vehicle Service Type:** Car
- **Item Weight:** 0.51 Kilograms

## Images

![Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. - Image 1](https://m.media-amazon.com/images/I/51V2xpmN8VL.jpg)
![Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. - Image 2](https://m.media-amazon.com/images/I/61CXn55u6IL.jpg)
![Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. - Image 3](https://m.media-amazon.com/images/I/61F2Hz4+KDL.jpg)
![Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. - Image 4](https://m.media-amazon.com/images/I/51AOoHOwuhL.jpg)
![Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A. - Image 5](https://m.media-amazon.com/images/I/51YPxYKHH6L.jpg)

## Frequently Bought Together

- Radiator Coolant Overflow Reservoir(With cover).Fit for Audi A3 VW Jetta Golf Passat Beetle.Expansion Recovery Tank. Replaces Part # 1K0121407A.
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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-28*