Spool Performance Upgraded Auxiliary Heat Exchanger | Mercedes C63 [M177] - C63-558-63

Enhance the performance and reliability of your Mercedes-AMG C63 or C63S (M177 4.0L V8 Bi-Turbo) with the Spool Performance Upgraded Auxiliary Heat Exchanger. Engineered for high-performance driving, this essential cooling upgrade significantly improves the water-to-air intercooling system for better thermal management and consistent power delivery.

With a high-efficiency competition racing core, this upgrade nearly doubles the cooling capacity of the factory heat exchangers—making it ideal for enthusiasts who demand more from their AMG.

Key Features and Benefits:

Substantial Volume Increase

• Front Heat Exchanger: from 7430 cm³ to 13250 cm³ (56% increase)

• Side Heat Exchanger: from 1620 cm³ to 3000 cm³ (54% increase)

Improved Charge Air Cooling

• Increased surface area and volume deliver better thermal inertia, lowering intake temperatures and reducing heat soak

• -under high-load driving.

Precision Fitment

• CNC-machined fittings ensure a direct-fit, leak-free installation.

• Designed to work with factory brackets and coolant lines for a hassle-free upgrade.

Durable Anti-Corrosion Finish

• Coated with a heat-conductive, anti-corrosion layer to maintain long-term performance and protect against environmental damage.

Why Choose Spool Performance:
The factory intercooling system can struggle to keep up with the demands of aggressive driving and aftermarket tuning. Spool Performance’s heat exchangers deliver the cooling capacity needed to keep charge air temperatures low, helping you maintain optimal power and engine safety during spirited driving or track use.

Vehicle Fitment:

• Mercedes-AMG C63 [M177]

• Mercedes-AMG C63S [M177]

Note: 'New' merchandise may be returned for exchange or refund within 15 days from the date of shipment. 'New' merchandise must be unused and free from installation or mounting damage. Installation or modification of parts waives your right to returns, refunds, or exchanges.

The standard shipping rate applies to orders within the continental United States. If you intend to place an order outside of the continental US, please reach out to support@x-ph.com for assistance.