Fi EXHAUST Valvetronic Exhaust System for Mercedes-AMG A45 / A45S W177

The Fi EXHAUST Valvetronic high-performance exhaust system for the Mercedes-AMG W177 A45 / A45 S is a top-of-the-line premium solution designed to unleash the full potential of the most powerful production 4-cylinder M139 engine in the most extreme compact sports cars from AMG. The system is made of high-quality T304 stainless steel and provides direct bolt-on installation as a complete replacement for the stock system.

Technical specifications:

• Material: Premium T304 stainless steel
• Engine: 2.0L Turbo I4 M139 (the most powerful production 4-cylinder engine)
• Model year: 2019-present
• Variants: W177 AMG A45, W177 AMG A45 S
• Compatibility: OPF models

Key Features: The system improves both sound and performance, delivering a captivating exhaust note. Designed with advanced valvetronic technology, Fi EXHAUST optimizes airflow, regulates sound volume and increases torque. The complete system is capable of increasing power by approximately 5-10% with the valvetronic catback and ultra high-flow downpipe, which is especially important for the most powerful production 4-cylinder engine in the world. The system is specially adapted to work with OPF (Otto Particulate Filter) filters.

With the valves closed, the exhaust gases are routed through the muffler for refined and comfortable driving, allowing the extreme power of the A45 to be used in everyday conditions. With the valves fully open, an intense and sporty exhaust note is created, emphasizing the unrivaled power of the M139 engine and taking the driving experience of the most powerful compact AMG to a new level.

Equipment:

• Front pipe
• Mid-pipe
• Valvetronic muffler with carefully engineered internal design for the most powerful M139 engine

System Control: The system retains OEM valve settings without the need for an additional remote control, ensuring seamless integration with the latest AMG systems.

Basic configuration:

MB-177A45F-CBOE + MB-177A45-LKP - Front Pipe + Mid Pipe + Valvetronic Muffler (Retains OEM Valve Settings - No Remote) - special system with front pipe, mid-pipe and valvetronic muffler, adapted for A45/A45S while retaining the original valve settings

Additional Downpipe options:

MB-177A45F-NCATSP - Catless Downpipe - maximum performance without catalysts for the best flow of the most powerful production 4-cylinder M139 engine

MB-177A45F-CAT200SP - Sport 200 Cell Downpipe - sports version with high-flow 200-cell catalysts for an extreme engine

Important notes:

• The system is designed for OPF models
• Specially adapted for the most powerful production 4-cylinder engine M139
• Includes special LKP adapter for A45/A45S
• Suitable for both the basic A45 and the top-of-the-line A45 S versions

This top-of-the-line exhaust system is designed for Mercedes-AMG A45 and A45 S W177 owners who want to unleash the full potential of the world's most powerful production 4-cylinder M139 engine in the most extreme compact sports cars from AMG, providing an unrivaled combination of German engineering excellence, record-breaking power and an exciting sound in the most powerful compact cars, specially adapted for OPF systems.