BMW 3 Series Heat Exchanger – AMS – 2019–2027. This AMS Performance upgrade improves thermal control for the B58-powered M340i, delivering consistent cooling for street and track use.

Engineered with a high-efficiency aluminum core, this direct-fit unit increases cooling headroom and helps curb heat soak under sustained load. It is designed to use factory mounting points and OE connections, supporting more stable intake temps and repeatable performance during spirited driving or track days. Tough all‑aluminum construction and a corrosion-resistant finish are aimed at long-term reliability without unnecessary complexity.

Features

• Fits 2019–2027 BMW 3 Series M340i (B58)
• High-efficiency aluminum core
• Direct-fit design using factory mounts and connections
• Helps reduce heat soak for consistent performance
• AMS Performance quality and engineering

Have questions about compatibility or installation? Call our specialists at 512-982-9393 (TX) or 562-981-6800 (CA). We have locations in Austin, Texas and the Los Angeles, California area, where we offer professional installation and customization services.

If you are considering multiple items, contact us for potential shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov