BMW M3 M4 (G80/G81/G82) 3.0T Modified Catback Exhaust Single Muffler Dual Valvetronic Quad Exit

Original price was: $2,142.00.Current price is: $1,820.00.

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Car Model

Material
Titanium
Exhaust tips

Year
2021 2022 2023 2024 2025 2026
Make
BMW
Model
M3(G80) M3(G81) M4(G82)
Engine
3.0T
Clear selection

SKU: BMW M3 M4 (G80/G81/G82) 3.0T Categories: BMW, EXHAUST SYSTEM, M SERIES

Warranty service:3 years

Production cycle:10-15DAYS

Video
Overview
Spec
Detail
Review
FAQ

Overview

GFC Titanium Valvetronic Catback Exhaust System

For 2021-2026 BMW M3 / M4 (G80/G81/G82) 3.0T

Single Muffler | Dual Valvetronic | Quad Exit | Direct Bolt-On | Full Titanium Construction

Refined Power. Instant Aggression.

Designed specifically for the turbocharged 3.0T BMW M3 / M4 (G80/G81/G82), this GFC full titanium catback exhaust system delivers the perfect balance between daily driving refinement and raw performance tone. Crafted entirely from high-grade lightweight titanium, this system offers significant weight reduction and an exotic, resonant exhaust note.

Open the dual electronic control valves for a deep, aggressive exhaust note when you want to make a statement. Close them for a smooth, controlled sound that ensures cabin comfort during your daily commute.

DETAIL

Why You’ll Love It

Dual Electronic Valves
On-demand sound control at the push of a button for both aggressive performance and quiet, drone-free driving modes.

Single Muffler Design
Engineered for high-performance sound balance, delivering a deep, resonant, and captivating exhaust note.

Quad Exit Styling
Achieves a bold, race-inspired rear appearance that perfectly complements the aggressive rear diffuser and bumper contours of the G80/G81/G82.

Full Titanium Construction
Crafted entirely from exotic lightweight titanium alloy for maximum weight reduction, enhanced heat dissipation, and a distinct, high-pitched racing tone.

Direct Bolt-On Fitment
Engineered specifically for the BMW M3/M4 (G80/G81/G82) platform utilizing factory mounting points — no cutting or welding required.

spec

Fitment	2021-2026 BMW M3 / M4 (G80/G81/G82) 3.0T
System Type	Cat-Back Exhaust
Valve System	Dual Electronic Valves (Valvetronic)
Muffler Setup	Single Muffler
Exit Style	Quad Exit
Material	Titanium Alloy
Construction	Precision TIG-Welded
Warranty	3 Years

COMPANY INFOR

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faq

What vehicles is this catback exhaust system compatible with?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
What does “catback” mean, and how is it different from other exhaust systems?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
What performance benefits will I gain from installing this catback exhaust?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
Is this exhaust system street-legal? Does it comply with emissions laws?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
Can I install this exhaust myself, or do I need a professional?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.