X3/X4 M40i Valved Exhaust System - X3 G01 X4 G02 M40i 2018+

Upgrade the performance and sound of your BMW with this Valved Exhaust System, designed for enthusiasts who want aggressive tone, premium materials, and refined control. This system enhances exhaust flow while delivering a deep, performance-driven sound with factory-style functionality.

Premium Material Construction

Manufactured using high-quality T304 stainless steel or 6AL-4V Grade 5 titanium, this exhaust system offers exceptional durability, heat resistance, and weight reduction. Built for long-term performance and reliability.

Aggressive & Functional Design

Engineered to improve exhaust flow and overall performance, this system delivers a more aggressive exhaust note under acceleration while maintaining a refined tone during normal driving. Designed to enhance both sound and driving experience.

Valved Exhaust Technology

Equipped with electronic exhaust valves and controller, this system allows you to switch between a quieter, refined tone and a louder, aggressive exhaust note on demand.

Precision Fitment & Direct Installation

Designed for vehicle-specific fitment, this cat-back system installs directly to factory mounting points. Fully reversible, allowing you to return to stock at any time without permanent modifications.

Product Features

✔ T304 stainless steel or Grade 5 titanium construction
✔ Full cat-back system (mid pipe + axle back)
✔ Includes quad exhaust tips
✔ Electronic valved system with controller
✔ Precision TIG-welded for strength and durability
✔ Improved exhaust flow and sound
✔ 100% reversible installation
✔ Includes all required mounting hardware

Fitment

• BMW X3 M40i G01 (2018–2025)
• BMW X4 M40i G02 (2019–2025)
 – 3.0L Turbo Inline-6 (B58 Engine)

Installation Notes

Professional installation is strongly recommended. Installation guides are not provided.
Ensure proper alignment and secure mounting of all components during installation.

Please Read

⚠️ This exhaust system is made to order.

Stainless Steel: 10–15 business days for production
Titanium: 20–25 business days for production
Shipping Time: Approximately 15 days after production is completed

Please plan accordingly before placing your order.