ModalWorks C190 / R190 AMG GT MW3 Stage 3 Turbocharger Upgrade

ModalWorks M177/M178 MW3 Stage 3 Turbocharger Upgrade

Upgrade your Mercedes-AMG with the ModalWorks MW3 Stage 3 turbocharger package. Each kit includes two turbochargers and is engineered as a bolt-on high-performance upgrade while retaining an OEM-style appearance.

Key Features

• Upgraded 5-axis point-milled 6+6 compressor wheels
• Upgraded 9-blade Inconel Ultra High Flow turbine wheels
• Designed for strong throttle response with reduced lag
• Substantial power increase throughout the RPM range
• Rated by ModalWorks for up to 1,000 hp capability
• Up to 34 psi boost capability
• 100% bolt-on installation
• No core exchange required
• Forged-aluminum compressor wheels
• 713C nickel-chromium Inconel turbine wheel construction
• Brand-new OEM bearings used to complete the CHRA
• Professionally assembled, balanced, and quality inspected

Vehicle Fitment

2015-2021 AMG GT / GT S; 2017-2021 AMG GT C / GT R (C190/R190)

Please verify your exact year, chassis, and engine before ordering. VIN verification may be requested when necessary.

Shipping & Shipping Protection

The listed price includes $90 in shipping protection and a $65 standard U.S. shipping allowance.

International shipping rates can vary significantly by destination, package size, duties, taxes, and carrier availability. International customers should contact Zefer Performance before ordering for an accurate shipping quote. Additional international shipping charges may be invoiced separately when required.

If this product is purchased together with other products from the same supplier, the final combined shipment may be larger, heavier, or require multiple packages. In that situation, additional shipping charges may be invoiced after purchase to cover the actual supplier/carrier cost.

Important Notice

Professional installation and proper ECU/software calibration are strongly recommended for upgraded turbocharger applications. Performance parts may be subject to emissions, competition-use, and local vehicle regulations. The purchaser is responsible for verifying legal use in their jurisdiction.