Mishimoto Aluminum Coolant Expansion Tank 92-99 BMW 3 Series | Durable Aluminum Construction | Cooling System Upgrade

Overview

The Mishimoto Aluminum Coolant Expansion Tank for the 1992-1999 BMW 3 Series (E36) is a direct replacement designed to enhance both reliability and engine bay aesthetics. Over time, the stock plastic coolant expansion tanks can become brittle and prone to cracking due to constant exposure to heat cycles and pressure changes. This Mishimoto tank addresses those issues by offering a robust aluminum alternative that stands up to the rigors of daily driving and spirited use.

Engineered with precision, this expansion tank features TIG-welded aluminum construction for superior strength and longevity. The CNC-machined dipstick doubles as a bleeder valve, allowing for accurate coolant level readings and easy bleeding of air from the cooling system. Its polished finish not only resists corrosion but also adds a clean, OEM+ look to your engine bay, complementing other performance upgrades.

For BMW E36 owners, maintaining optimal cooling system performance is critical to engine health and reliability. This tank’s design ensures proper coolant expansion and recovery, reducing the risk of overheating and coolant loss. It integrates seamlessly with the stock cooling system and Mishimoto’s Performance Fan Shroud Kit, making it a practical and stylish upgrade for enthusiasts focused on durability and appearance.

Features & Specifications

This Mishimoto Aluminum Coolant Expansion Tank is engineered for the 1992-1999 BMW 3 Series (E36) and features durable TIG-welded aluminum construction with a polished finish. Constructed from high-quality aluminum, it delivers enhanced reliability and engine bay styling for BMW enthusiasts seeking a long-lasting cooling system upgrade.

• Brand: Mishimoto
• Product: Aluminum Coolant Expansion Tank 92-99 BMW 3 Series
• Part Number: MMRT-E36-92E
• Fitment: 1992-1999 BMW 3 Series (E36)
• Material: Aluminum
• Finish: Polished
• Construction: TIG-welded, CNC-machined dipstick/bleeder
• Origin: Not specified

Key Benefits

• Durability: TIG-welded aluminum resists cracking and warping common in plastic tanks
• Reliability: CNC-machined dipstick doubles as bleeder for accurate coolant level and air removal
• Fitment: Direct bolt-on replacement for stock expansion tank and compatible with Mishimoto Performance Fan Shroud Kit
• Aesthetics: Polished finish enhances engine bay appearance with an OEM+ quality look
• Longevity: Designed to withstand temperature fluctuations and pressure cycles over extended use
• Warranty: Backed by Mishimoto’s Lifetime Warranty for peace of mind

What's Included

• 1× Mishimoto Aluminum Coolant Expansion Tank 92-99 BMW 3 Series
• Installation instructions

Installation & Compatibility

Installation of the Mishimoto Aluminum Coolant Expansion Tank is straightforward and suitable for enthusiasts with basic mechanical skills. It is a direct replacement for the stock tank, requiring no modifications or special tools beyond standard hand tools. The integrated dipstick/bleeder simplifies coolant system bleeding during installation. Compatibility is confirmed for all 1992-1999 BMW 3 Series (E36) models, and it pairs seamlessly with Mishimoto’s Performance Fan Shroud Kit for enhanced cooling performance.

• Professional Installation: DIY-Friendly
• Modifications Required: None
• Verify Compatibility: Confirm fitment for your specific E36 model and year

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