Unleash the full character of your BMW F80 M3 / F82 M4 with the Fi Exhaust Single Front-Mid Pipe + Valvetronic Muffler + Quad Silver Tips. Engineered specifically for the 3.0L twin-turbo S55 engine, this system delivers a dramatic improvement in flow, tone, and responsiveness—while retaining full OEM valve control (no remote required).

The single front-mid pipe design smooths exhaust pulses and reduces restriction, sharpening throttle response and unlocking a deeper, more cohesive exhaust note. Paired with Fi’s Valvetronic muffler, the system balances refinement and aggression: quiet and composed with the valves closed, and raw, resonant, and motorsport-inspired with the valves open.

Crafted from high-grade stainless steel and finished with premium quad silver tips, this system offers exceptional durability and a commanding rear-end presence. It is a direct bolt-on upgrade that elevates both performance and driving emotion.

Key Features:

  • Retains OEM valve settings — no remote needed
  • Single front-mid pipe for smoother flow and increased exhaust velocity
  • Valvetronic muffler enhances tone and reduces backpressure
  • Quad silver tips included for a bold factory-plus look
  • Premium stainless steel construction with TIG-welded precision
  • Direct bolt-on fitment

Fitment:

  • 2014–2020 BMW F80 M3 (3.0L Twin-Turbo S55 Engine)
  • 2014–2020 BMW F82 M4 (3.0L Twin-Turbo S55 Engine)