Restore your engine's coolant flow control with this Genuine BMW Heat Management Module (HMM) replacement kit, designed for BMW B58 engines.

Key Features:

Advanced coolant flow control with an electronically controlled rotary valve Rapid engine warmup for optimal performance in various driving conditions Precise temperature management to prevent overheating Includes sealing o-rings, hardware, and gaskets for a secure installation Compatible with BMW B58 engines for seamless integration How to Identify a Faulty Heat Management Module:

Engine overheating due to a stuck rotary valve in the "rapid warmup" position Failure to reach the operating temperature Fault codes 20F220, 20F206, 20A704 indicating potential HMM issues Don't compromise on engine performance. Replace your Heat Management Module today for optimal cooling and efficiency.

Restore your engine's coolant flow control with this Genuine BMW Heat Management Module (HMM) replacement kit, designed for BMW B58 engines.

Key Features:

Advanced coolant flow control with an electronically controlled rotary valve Rapid engine warmup for optimal performance in various driving conditions Precise temperature management to prevent overheating Includes sealing o-rings, hardware, and gaskets for a secure installation Compatible with BMW B58 engines for seamless integration How to Identify a Faulty Heat Management Module:

Engine overheating due to a stuck rotary valve in the "rapid warmup" position Failure to reach the operating temperature Fault codes 20F220, 20F206, 20A704 indicating potential HMM issues Don't compromise on engine performance. Replace your Heat Management Module today for optimal cooling and efficiency.

BMW Silver Engine Coolant Reservoir Cap is a premium upgrade for BMW owners looking to enhance both the performance and appearance of their engine bay. Crafted from high-strength billet aluminum, this cap replaces the factory plastic version, offering superior durability and a refined, professional look.

Designed with functionality in mind, it integrates the OEM pressure relief system to ensure your engine's cooling system remains safe and efficient. Unlike adhesive covers, which can peel or wear over time, this cap is a direct-fit replacement, providing a secure and leak-proof seal. The silver anodized finish not only enhances the visual appeal but also ensures resistance to corrosion, high temperatures, and wear, making it perfect for daily driving and track use.

• OEM pressure relief integration – Maintains proper cooling system performance and reliability
• Durable billet aluminum – Outperforms factory plastic caps in longevity and strength
• Precision-machined for perfect fitment – Replaces the stock cap securely, not just a cover
• Anodized silver finish – Offers corrosion, heat, and wear resistance
• Elevates engine bay aesthetics – Adds a clean, professional appearance
• Built for both street and track use – Designed to withstand extreme conditions

Enhance your BMW’s cooling system with the BMW Silver Engine Coolant Reservoir Cap, providing both style and functionality for years to come.

BMW Black Auxiliary Coolant Reservoir Cap is the perfect upgrade for BMW owners looking to enhance both the aesthetics and functionality of their engine bay. Unlike generic aftermarket caps that overlook critical pressure regulation, this precision-engineered cap retains the OEM pressure release functionality, ensuring safe and reliable coolant system performance.

Crafted from high-quality billet aluminum, this reservoir cap offers superior durability and resistance to heat and fluids, preventing warping or degradation over time. Unlike adhesive-based cap covers that can loosen or fall off, this cap is a direct replacement for the factory component, providing a secure, high-performance solution.

• OEM pressure release functionality – Maintains proper system regulation for optimal coolant performance
• Premium billet aluminum construction – Offers enhanced durability and longevity
• Direct replacement design – Secure fit without adhesives or modifications
• Resistant to heat and fluids – Ensures long-lasting reliability in extreme conditions
• Performance-inspired look – Adds a sleek, high-end appearance to your engine bay
• Upgraded durability – Prevents cracking, leaks, and premature wear

Upgrade your BMW’s cooling system with the BMW Black Auxiliary Coolant Reservoir Cap, blending performance, reliability, and premium styling.

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor.

ECS Tuning replacement harness connectors include all necessary pins and wire seals for a complete harness repair. Whether you have a broken harness connector or need a complete wiring repair, we have the components you need.

Each connector includes an additional terminal in case one becomes lost or damaged during installation.

*OEM cross reference PN# 61132359999 - Commonly used for the coolant level sensor.

Please reference the original part number from the existing connector to confirm fitment, before ordering.

Suggested tools:

Suggested crimping pliers: T#387193
Wire De-pin tools:
12pc De-Pin Tool Set - T#386379
23pc De-Pin Tool Set - T#641943