




Valved Performance Exhaust System - BMW G01 G02 X3 X4 m40i
Unleash Dynamic Performance with the Valved Performance Exhaust System for BMW G01 G02 X3 X4 M40i
Elevate your driving experience with the Valved Performance Exhaust System, engineered to deliver enhanced performance and a captivating exhaust note for your BMW G01 X3 M40i or G02 X4 M40i. Designed with precision and crafted from high-quality materials, this exhaust system enhances both the aesthetic appeal and dynamic capabilities of your vehicle.
Key Features:
-
Variable Valve Technology: Featuring advanced variable valve technology, the exhaust system offers dual-mode functionality. This allows you to switch between different exhaust modes effortlessly, tailoring your driving experience from a refined and subdued tone suitable for everyday commuting to an aggressive and exhilarating soundtrack ideal for spirited driving and track outings.
-
Enhanced Performance: Optimized for maximum exhaust gas flow and reduced backpressure, the Valved Performance Exhaust System enhances engine performance across the RPM range. Experience noticeable gains in horsepower and torque, particularly in the mid-to-high RPM range where improved exhaust efficiency translates to enhanced acceleration and responsiveness.
-
High-Quality Construction: Constructed from premium materials such as stainless steel, the exhaust system ensures durability, corrosion resistance, and longevity under various driving conditions. Its robust design not only enhances performance but also maintains its sleek appearance over time, reflecting the craftsmanship and quality expected of BMW aftermarket upgrades.
-
Distinctive Exhaust Note: Immerse yourself in a distinctive exhaust note that complements the BMW M Performance ethos. From a deep, resonant growl under acceleration to a satisfying burble and crackle on overrun, the Valved Performance Exhaust System enhances the auditory experience, heightening driving pleasure and showcasing the vehicle’s sporty character.
-
Easy Installation: Engineered for seamless integration with factory mounting points, the Valved Performance Exhaust System facilitates straightforward installation. It includes all necessary hardware and components, ensuring a hassle-free upgrade process suitable for enthusiasts who prefer DIY installations or professional fitting by certified technicians.
-
Visual Enhancement: Beyond performance gains, the exhaust system adds a touch of visual sophistication to the BMW G01 X3 or G02 X4 M40i. With its sleek design, polished finish, and discreet branding, it complements the vehicle’s modern aesthetics while signaling its upgraded performance capabilities.
Enhance Your Driving Dynamics:
Whether you seek enhanced performance, a dynamic exhaust soundtrack, or the ability to customize your driving experience, the Valved Performance Exhaust System for the BMW G01 X3 M40i and G02 X4 M40i delivers exceptional versatility and performance. Elevate every drive with a system engineered to exceed expectations and redefine your connection with the road.
This item is manufactured to order. Please give manufacturing one to two weeks and delivery one week. (May have in stock, please contact us)
Please be aware that anything made to order cannot be returned or exchanged.
We want you to have our parts as quickly as possible. Products that are in stock will be shipped and delivered domestically in 1–5 business days. It will take seven to twenty-one business days for international shipment. An email confirming that your order is being completed will be sent to you once you place it. For in-house orders, please allow a day for processing and the updating of the tracking number. The product page accurately shows the quantity.
Custom steering wheels typically take 20-25 business days for production, with an additional 5-7 business days for shipping. Production and delivery times may vary depending on the complexity of the order and the shipping destination. For more details, please refer to our Shipping Policy.
Our Return Policy permits returns only for products that are found to be defective. You have 30 days from the date of delivery to inspect the product and report any issues.
Regular Cleaning: Maintain carbon fiber parts by cleaning them regularly with a soft cloth and a mixture of mild soap and water. Avoid abrasive or harsh cleaners that could harm the finish.
Use Microfiber Pads and Cloths: Opt for microfiber pads and cloths when cleaning or applying protective coatings to prevent surface scratches.
Protect from Sun and Chemicals: Limit exposure to direct sunlight and harsh chemicals, as they can damage carbon fiber. When possible, use protective covers or park your vehicle in shaded areas.

Why Thousands of Enthusiasts Trust Us
Carbon Industries delivers premium, precision-engineered parts that elevate Vehicle performance and style—backed by expert support and a true passion for the culture. We don’t just sell parts; we fuel the lifestyle.
- Guaranteed Fitment for Your BMW: No guesswork—our parts are designed and tested to fit your exact model perfectly.
- Premium Materials, Always: We use only high-grade carbon fiber, forged metals, and performance-tested components.
- White-Glove Customer Support: Our team of BMW specialists is here to guide you with expert, concierge-level care.
- Trusted by the Elite Vehicle Community: From daily drivers to show builds, our parts are featured on some of the cleanest builds worldwide.

Let customers speak for us
FAQ
Will these parts fit my specific Vehicle model and year?
Yes — every product page includes a “Will This Fit” section to ensure compatibility. If you’re unsure, just send us your VIN or model/year, and our team will confirm fitment for you within 24 hours. We specialize in BMW and European vehicles, so you’re in good hands.
Are these genuine carbon fiber or carbon fiber overlay parts?
We offer only full carbon fiber options. Each listing clearly specifies the construction material. Rest assured, we only source high-quality parts that are durability-tested and made to OEM or better standards.
How long does shipping take and where do you ship from?
Most orders ship from our Irvine, CA warehouse within 1–3 business days. Domestic delivery typically takes 3–7 business days. International shipping times vary by country. Each product page includes real-time shipping estimates based on your location. Certain made to order products will take up to 3-4 weeksfor delivery, including production time.
Do I need professional installation or can I install it myself?
Many of our mods are designed for direct bolt-on installation and can be installed at home with basic tools. However, for certain parts like aero kits or performance components, we recommend professional installation for best results. Each product page includes install difficulty and notes. We offer professional installation at our Santa Clara, CA location.
What if the product doesn’t fit or I change my mind?
No worries — we offer hassle-free returns within 30 days of delivery. If the part doesn’t fit due to an error on our end, we’ll cover the return shipping. For all other returns, we make it easy to exchange or get a refund. See our full Returns & Warranty Policy for details.
Are your parts tested for quality and durability?
Absolutely. All of our products go through quality control checks and are either TUV-certified, ISO-certified, or tested by our in-house team and verified installers. We don’t sell anything we wouldn’t put on our own cars.
Do you offer warranties on your parts?
Yes. Most of our products come with a 90-day limited warranty against manufacturing defects. Some premium items offer extended warranties — details are listed on the product pages. We’re committed to quality and stand behind what we sell.
Can I finance or pay in installments?
Yes — we offer Shop Pay, Affirm, AfterPay, and Klarna at checkout. You can split your purchase into 4 interest-free payments or choose longer-term plans if needed. It’s quick, easy, and won’t affect your credit score (in most cases)