CarBahn BMW Performance Exhausts

The Sound Your BMW Deserves.

A deeper, throatier sound when you get on it. Refined cruising when you don't. Built in 304 stainless steel for the drive ahead.

304 Stainless Steel Cat-Back Systems Joggle-Slot Connections Stainless Steel Tips Included No Highway Drone
BMW M340i/M440i Stainless Steel Exhaust System

Stainless Steel Cat-Back

M340i / M440i

Fits
2020–2026 M340i; 2021–2026 M440i
Chassis
G20 / G22 / G23 / G26
Part No.
CBB07-00-4268
BMW G8X M3/M4 Stainless Steel Exhaust System

Stainless Steel Cat-Back

G8X M3 / M4

Fits
2021–2026 M3 and M4
Chassis
G80 / G82 / G83
Part No.
CBB07-00-3612
BMW G9X M5 Stainless Steel Exhaust System

Stainless Steel Cat-Back

G90/99 M5

Fits
2025–2026 M5
Chassis
G90 / G99
Part No.
CBB07-00-1134
BMW F90 M5 Titanium Exhaust System

Titanium Cat-Back

F90 M5

Fits
2018–2023 M5, Competition and CS
Chassis
F90
Part No.
CBF9X-4005
BMW F90 M5 Stainless Steel Exhaust System

Stainless Steel Cat-Back

F90 M5

Fits
2018–2023 M5, Competition and CS
Chassis
F90
Part No.
CBB07-00-5291
BMW M8 Stainless Steel Exhaust System | F91/F92 - RESERVATION

Stainless Steel Cat-Back

M8

Fits
2020–2024 M8 and M8 Competition
Chassis
F91 / F92
Part No.
~HP/PREORDER
$250.00 Reservation deposit, not the full exhaust price. Reserve Yours
BMW X3M/X4M Stainless Steel Exhaust System

Stainless Steel Cat-Back

X3 M / X4 M

Fits
2020–2024 X3 M and X4 M
Chassis
F97 / F98
Part No.
CBF9X-4100
CarBahn exhaust valve module

Exhaust Accessory

Take Control of the Sound.

Open your BMW’s factory exhaust valves with the push of a button, then return to the factory setting whenever you want. Choose the module that matches your car’s valve configuration.

Check vehicle fitment on the product page before ordering.

BMW Performance Exhaust Systems Engineered for Sound and Performance

Upgrade your BMW with a CarBahn performance exhaust system engineered for a deeper, more aggressive exhaust note without sacrificing everyday drivability. Our lineup includes stainless steel and titanium cat-back exhaust systems for select BMW M and M Performance models.

CarBahn stainless steel exhaust systems feature durable 304 stainless steel construction, precision joggle-slot connections, and included stainless steel exhaust tips. They're engineered to deliver a throatier sound under acceleration while maintaining a refined cruising experience.

Whether you're upgrading a BMW M3, M4, M5, or an M Performance model, explore our selection of exhaust systems by vehicle to find the right combination of sound, construction, and fitment.

BMW Performance Exhaust FAQs

What is the difference between stainless steel and titanium BMW exhaust systems?

Stainless steel exhaust systems offer excellent durability, corrosion resistance, and a distinctive performance sound. Titanium exhaust systems are typically lighter than comparable stainless steel designs, making them attractive to drivers seeking weight savings alongside an upgraded exhaust note. Available materials vary by BMW model and exhaust configuration.

Do CarBahn exhaust systems produce highway drone?

CarBahn exhaust systems are engineered to deliver a deeper, more aggressive exhaust note while maintaining comfortable everyday drivability. Our stainless steel cat-back systems are designed to minimize unwanted highway drone. Sound characteristics can vary depending on vehicle, engine, driving conditions, and exhaust configuration.

How do I find the right exhaust system for my BMW?

Start by identifying your BMW model, model year, and chassis generation. For example, the G80 BMW M3 and G82 BMW M4 have specific exhaust fitment requirements. Browse the CarBahn exhaust collection and review each product's vehicle compatibility information before purchasing.

What is a cat-back exhaust system?

A cat-back exhaust system replaces exhaust components downstream of the catalytic converters. Depending on the vehicle and system design, this can include intermediate piping, resonators, mufflers, and exhaust tips. Cat-back systems are a popular way to change exhaust sound without replacing the factory catalytic converters.

Do I need an exhaust valve controller for my BMW?

Not necessarily. An exhaust valve controller is an optional upgrade for compatible vehicles that allows additional control over factory or supported aftermarket exhaust valves. Compatibility and available functionality depend on your BMW model and exhaust configuration.