Miami Engines Stage 4 Turbo Kit for BMW F90 M5 & F91/F92/F93 M8

The Miami Engines Stage 4 Turbo Kit for BMW F90 M5 & F91/F92/F93 M8 delivers up to 1300+ WHP with fully in-house engineered manifolds, wastegates, downpipes, and fittings designed for extreme power and reliability.

Unleash the full potential of your BMW F9X platform with the Miami Engines Stage 4 Turbo Kit. Designed for maximum horsepower, track dominance, and uncompromising performance, this kit is built for enthusiasts pushing their S63 platform to the next level. Featuring dual Turbosmart ball bearing turbos, Turbosmart wastegates, custom exhaust manifolds, downpipes, and complete installation hardware, this is one of the most aggressive turbo upgrades available for the F90 M5 and F9X M8 platform.

🔥 Supports Up To 1300+ WHP
🔥 Engineered & Developed In-House by Miami Engines
🔥 Built for High Boost & Extreme Performance Applications

What’s Included

• (2) Custom Turbosmart Dual Ball Bearing Turbos (6466 )
• (2) Turbosmart Wastegates
• Custom Primary & Secondary Downpipes
• Custom Exhaust Manifolds
• Custom Turbo Inlets
• Custom Oil & Coolant Lines
• All Required Fittings, Clamps & Installation Hardware

Vehicle Fitment

• BMW F90 M5
• BMW F91 M8
• BMW F92 M8
• BMW F93 M8
• BMW F95 X5M
• BMW F96 X6M

Important Notes

• Intended for off-road / competition use only
• Professional installation is highly recommended
• Custom tuning required
• Customers are responsible for complying with local, state, and federal laws
• Miami Engines is not responsible for damage caused by improper installation or tuning

Why Choose Miami Engines?

At Miami Engines, we specialize in BMW engine builds, turbo systems, and high-performance solutions for the S63 platform. Every turbo kit is developed with real-world racing and dyno-tested experience to deliver proven results, reliability, and unmatched performance. When you choose Miami Engines, you’re choosing a trusted BMW performance shop dedicated to building some of the fastest F9X platforms in the world.