AMG Auxiliary Heat Exchanger for W213 E63 / E63S – M177 Performance Cooling Upgrade

Take control of intake temps and preserve horsepower with this high-performance auxiliary heat exchanger upgrade built specifically for the M177-powered Mercedes-Benz W213 E63 and E63S AMG. Whether you're tuned or stock, high intake temps kill power — this drop-in upgrade eliminates heat soak and keeps your AMG performing at its best.

Designed for high-boost, high-heat applications, this unit features a non-epoxied, furnace-brazed core and CNC-machined billet end tanks for unbeatable cooling performance and long-term durability. It’s one of the most effective bolt-ons you can install for your W213 E63 or E63S.

🔧 Key Features

• Engineered for M177 – Exact fitment for 2018–2023 W213 E63 / E63S AMG
• Furnace-Brazed Core – No epoxy = better heat transfer and durability
• Billet Aluminum End Tanks – CNC-machined to handle extreme pressure
• Reduces Intake Temps – Less heat soak, more consistent power
• Track-Tested Performance – Daily driven reliability, race-proven results
• Direct Bolt-On Fitment – No cutting, no fabrication, no guesswork

📈 Why Upgrade the W213 E63 Heat Exchanger?

The factory W213 E63 heat exchanger struggles under aggressive driving or tuning. When intake temps rise, timing gets pulled and power drops. This upgraded unit dramatically improves thermal stability — keeping the M177’s power consistent during long pulls, canyon runs, or repeated highway pulls in hot weather.

✅ Fitment

🛠️ The Best Cooling Mod for Tuned E63s

Tuners and enthusiasts alike know this is one of the first supporting mods to install after a tune or downpipes. If you're running more boost, more heat comes with it — and this exchanger is your best line of defense.

Built for the serious W213 AMG owner. Upgrade once. Drive harder. Stay cooler.