---
product_id: 464128586
title: "Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227"
brand: "mitzone"
price: "€ 67.28"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/464128586-upgrade-aluminum-thermostat-assembly-with-housing-compatible-with-bmw-e46
store_origin: SK
region: Slovakia
---

# Precision thermostat for optimal engine temp Complete assembly with gasket included Aluminum housing for ultimate durability Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227

**Brand:** mitzone
**Price:** € 67.28
**Availability:** ✅ In Stock

## Summary

> 🔥 Upgrade your BMW’s heartbeat with precision cooling ⚙️

## Quick Answers

- **What is this?** Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227 by mitzone
- **How much does it cost?** € 67.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/464128586-upgrade-aluminum-thermostat-assembly-with-housing-compatible-with-bmw-e46)

## Best For

- mitzone enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium aluminum housing resists corrosion and wear for long-term reliability.
- • **All-in-One Solution:** Includes thermostat, housing, and gasket for a hassle-free, complete repair.
- • **Perfect Fit for BMW:** Compatible with a wide range of BMW models from 1999 to 2006, ensuring seamless installation.
- • **Confidence in Every Purchase:** Dedicated customer support to ensure perfect fit and satisfaction.
- • **Optimized Engine Performance:** Maintains ideal engine temperature to prevent overheating and improve efficiency.

## Overview

The MITZONE Upgrade Aluminum Thermostat Assembly is a robust, all-in-one cooling solution designed specifically for BMW models from 1999 to 2006. Featuring a durable aluminum housing, precision thermostat, and included gasket, it ensures optimal engine temperature control and long-lasting performance. Perfect for professional-grade repairs that keep your BMW running smoothly and efficiently.

## Description

Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227

## Features

- Thermostat Assembly with Housing Compatible with BMW: 1999-2000 323i, 2000 323Ci , 2001-2006 325Ci , 2001-2005 325i , 2001-2005 325xi , 2000 328Ci , 1999-2000 328i , 2001-2006 330Ci , 2001-2005 330i , 2001-2005 330xi , 2001-2005 525i , 1999-2000 528i , 2001-2005 530i , 2004-2006 X3 , 1999-2002 Z3 , 2003-2005 Z4 , 2001-2006 X5
- Replace Number: 11537509227
- Upgraded replacement: This integrated coolant thermostat housing assembly is made of metal/aluminum to increase durability
- Complete repair comes with thermostat housing, thermostat, and gasket
- Purchase with confidence: If you are not sure about the vehicle fitment or any questions or concerns, please message us via desertcart. We will resolve the issue to meet your satisfaction

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | MITZONE |
| Brand | MITZONE |
| Model | Thermostat Assembly |
| Item Weight | 1.25 pounds |
| Package Dimensions | 7.52 x 5.87 x 4.65 inches |
| Exterior | Aluminum |
| Manufacturer Part Number | 001-1038 |
| OEM Part Number | 11537509227 |
| Position | Inside |

## Images

![Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227 - Image 1](https://m.media-amazon.com/images/I/61PGkUkLTQL.jpg)

## Questions & Answers

**Q: How long is the product covered for repairs?**
A: Covered for the first year.

**Q: What are the key things to keep during installation?**
A: Ensure gaskets between parts are securely installed. If you prefer instruction, please let us know.

**Q: Does the product come with instruction?**
A: This product is relatively simple to install and does not come with instructions. If you prefer instruction, please let us know.

## Frequently Bought Together

- MITZONE Upgrade Aluminum Thermostat Assembly with Housing Compatible with BMW E46 E39 E60 E83 E53 E85 325i 330i 525i 530i X5 X3 Z3 Z4 Replace 11537509227
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- NewYall Upper and Lower Radiator Coolant Hose Kit for BMW E46 328i 328Ci 330Ci 330i 330xi 325i 325xi 325Ci 1999-2006 Cooling Water Pipe 17127510952 11531436408

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**Shop now:** [https://www.desertcart.sk/products/464128586-upgrade-aluminum-thermostat-assembly-with-housing-compatible-with-bmw-e46](https://www.desertcart.sk/products/464128586-upgrade-aluminum-thermostat-assembly-with-housing-compatible-with-bmw-e46)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-29*