181-00855 Exhaust System F826tb for F80/82-M3/M4

Applicable Models
BMW F80-M3
BMW F82-M4

181-00855-VT
Exhaust System F826tb (Not compliant with vehicle inspection standards)

Delivers performance even with boost increases.
The rear silencer features a straight-through design with low exhaust resistance up to high RPMs. It operates smoothly regardless of flap position, significantly contributing to performance.
Layout
Middle Pipe, Rear Silencer
Main Pipe
D=70mm x 2
Material: Stainless Steel SUS436
Silencer
Material: Stainless Steel SUS304
Sub-Silencer x 2
Rear Silencer x 2
Finisher
D=90mm x 4
Material: Titanium(Anodized)
Exhaust Flap
D=70mm x 2
Uses stock actuator.

Exhaust Noise (Flap: Closed)
Cold Start　　　93dB
Idling　　　66dB
Nearby Exhaust Noise　　　87dB

Exhaust Noise (Flap: Open)
5500rpm　　 　　101dB

185-00871
Downpipe (Not compliant with vehicle inspection standards)

If you seek performance, a downpipe is an essential item.