Alpha Competition Decat Downpipes BMW M3 F80 / M4 F8x / M2 Comp F87

Alpha Competition decat downpipe kit designed for BMW M2 Competition F87, M2 CS F87, M3 F80 and M4 F82/F83 models equipped with the S55 3.0 Twin-Turbo engine.

Manufactured from high-quality T304 stainless steel, these high-flow decat downpipes feature a 90 mm (3.5") diameter and a catless design to reduce exhaust backpressure, improve exhaust gas flow and enhance turbocharger response.

The downpipes feature mandrel-bent tubing and handmade TIG welds, providing improved exhaust flow and a more aggressive exhaust sound. Suitable for high-performance applications and tuned engines.

The kit includes 2 stainless steel downpipes with heat shielding to help reduce radiant heat and protect surrounding engine components. Direct bolt-on installation and lifetime warranty included.

Brand: Alpha Competition
Reference: AC-S55-DPHS
Engine: S55 3.0 Twin-Turbo
Material: T304 Stainless Steel
Diameter: 90 mm (3.5")
Catalytic Converter: None (Decat)
Option: With Heat Shield
Kit Contents: 2 Downpipes

Compatible models:
BMW M2 Competition F87 2018–2021 – 3.0 Twin-Turbo 410 hp
BMW M2 CS F87 2020–2021 – 3.0 Twin-Turbo 450 hp
BMW M3 F80 2014–2018 – 3.0 Twin-Turbo 431 hp
BMW M3 Competition F80 2016–2018 – 3.0 Twin-Turbo 450 hp
BMW M3 CS F80 2018 – 3.0 Twin-Turbo 460 hp
BMW M4 F82/F83 2014–2020 – 3.0 Twin-Turbo 431 hp
BMW M4 Competition F82/F83 2016–2020 – 3.0 Twin-Turbo 450 hp
BMW M4 CS F82 2017–2020 – 3.0 Twin-Turbo 460 hp

Note: These decat downpipes are intended for motorsport/off-road applications and are not suitable for public road use where catalytic converters are mandatory.