Scorpion Non-Resonated Cat-Back System with Electronic Valves – Daytona Tailpipes – BMW F80 M3 / F82 F83 M4

The Scorpion non-resonated cat-back system with electronic valves is a full performance exhaust upgrade for the BMW F80 M3 and F82/F83 M4. Designed to maximise sound and flow while retaining control, this system delivers an aggressive exhaust tone when opened up, with the ability to quieten it when needed using the integrated valve system.

Fitment: BMW F8x M Models (Non-GPF)
SKU: SBMS073

Key Features

Non-Resonated Valved Cat-Back Design

– Full system from mid-pipe to rear
– Non-resonated for maximum volume and aggression
– Electronic valves allow control of exhaust sound

Daytona Tailpipe Configuration

– 90mm Daytona quad tailpipes
– Aggressive OEM+ styling
– Multiple tip styles available (Daytona, Ceramic, Ascari)

70mm Performance Pipework

– 70mm (2.75") mandrel-bent stainless steel
– Improves exhaust gas flow and reduces restriction

Lightweight Stainless Steel Construction

– T304 stainless steel build
– Slight weight saving vs OEM system
– Designed for durability and corrosion resistance

Benefits

– Loud, aggressive exhaust note when valves are open
– Ability to quieten the car when valves are closed
– Improved throttle response and exhaust flow
– Ideal upgrade for tuned and high-performance builds

Fitment

– BMW M3 F80 (2014–2018)
– BMW M4 F82 / F83 (2014–2018)
– S55 engines (Non-GPF models only)

Installation Notes

– Direct fit to OEM or Scorpion systems
– Original system may require cutting unless paired with Scorpion secondary sections (SBMC073 / SBMX073)
– Valve control integrates with factory system
– ECU tuning not required but enhances results