Mishimoto MMRAD-MK7-15A Performance Auxiliary Heat Exchanger DSG Cooler for VW/Audi MQB

The Mishimoto MMRAD-MK7-15A Performance Auxiliary Heat Exchanger is an essential cooling upgrade for MQB platform vehicles, including the Volkswagen Golf R, Audi S3 (8V), and Audi TT 2.0TSi (8S). This high-performance heat exchanger delivers a massive cooling capacity increase over the factory unit, helping maintain optimal temperatures for coolant, engine oil, and DSG transmission fluid under demanding driving conditions.

Performance Specifications:

• 52% increase in core volume over stock heat exchanger
• 68% increase in fin surface area for enhanced heat dissipation
• 106% increase in coolant capacity for extended thermal management
• Dual-pass design balances coolant flow and cooling efficiency for maximum performance

Key Features:

• Louvered fin design circulates air throughout the core for improved heat transfer
• Strutted tube construction withstands the stress of aggressive driving and track use
• Included stainless-steel stone guard protects the core from road debris damage
• Direct bolt-on fitment for MQB platform vehicles with no modifications required
• Can replace one or both factory auxiliary heat exchangers depending on your cooling needs
• Pairs perfectly with the Mishimoto Performance Radiator for a complete cooling system upgrade

Engineered for enthusiasts who demand reliable performance on the street or track, this auxiliary heat exchanger provides the thermal headroom needed for spirited driving, track days, or towing. Backed by the Mishimoto Lifetime Warranty for peace of mind.