Frequency Intelligent Exhaust is the world's first-rate aftermarket automotive exhaust brand which specializes in exhausts for supercars, sports cars and high-performance vehicles for marques such as Lamborghini, Ferrari, McLaren, Porsche, Mercedes-AMG, BMW M, Audi, Nissan, and others.
From the outset, the Fi R&D team has consistently engineered high-quality exhaust systems for car enthusiasts, who pursue a superior sound and performance and require an exhaust system that will perform in all conditions. That’s why Fi Exhaust products are made to produce maximum optimized performance. Fi produces a beautiful tone from deep bass to an exotic high-pitched Formula One racing sound depending on a car model's requirements. And to achieve this optimized state every exhaust system is carefully sound tuned and undergoes rigorous testing to a specific frequency with our intelligent control system.
The Fi Exhaust BMW G8X M3/M4 high-performance Valvetronic exhaust system is direct replacement bolt on system manufactured out of high-grade T304 stainless steel that offers an exhilarating soundtrack. The Fi Exhaust system is designed with Valvetronic technology to control airflow, sound volume and enhance the overall performance and torque. On average horsepower is expected to increase from 5-10% after installing a full catless system, which includes a valvetronic catback and ultra-high flow downpipe.
Valvetronic Mode When valves are closed exhaust gasses are routed through the muffler resulting in a low-profile comfortable drive. However, when the valves are fully open an intense and sporty soundtrack is produced. Switching between street and race sound profiles can be done using factory exhaust/sport button or drive mode, or optional Fi Exhaust remote control and mobile App.
The unique sound and performance for BMW G8X M3/M4 is achieved through individually designed muffler internals that are fabricated to offer an ultimate driving experience.
The Fi Exhaust for BMW G8X M3/M4 is designed with Valvetronic technology to control airflow, sound volume and enhance the overall performance and torque. When valves are closed exhaust gasses are routed through the muffler resulting in a low-profile comfortable drive. However, when the valves are fully open an intense and exotic soundtrack is produced.
Features
Full High-Grade T304 Stainless Steel Construction
Expert TIG welding techniques
Valvetronic Technology
Quad tips in 5 different options
Compatible with OEM Electronic Valves
Optional Fi Exhaust Valve Controller through iPhone or Android device for full manual override of exhaust valves
Tip Options
Silver: The silver color tips are standard and are included with the Valvetronic Catback purchase. Each tip is engraved with Fi Exhaust logo.
Titanium Blue: Titanium blue tips are heat colored to achieve a beautiful color transition from silver to blue and purple color combination.
Diamond Black: After electroplating and double polishing process a shiny and glossy color surface is achieved on diamond black tips. Each tip is engraved with Fi Exhaust logo.
Gold: After electroplating and double polishing process a shiny and gold color surface is achieved on gold tips. Each tip is engraved with Fi Exhaust logo.
Carbon Fiber: Made out of high-grade carbon fiber that can withstand high temperatures, the inserts come standard in silver. However, inserts can be customized in other colors like gold and black. Fi Exhaust logo engraving is available in many color variations like red and black, gold or black to match with the insert color.
Vehicles Supported BMW G8X M3/M4, including Competition
