Single Muffler | Dual Valves | Dual 89mm Carbon Fiber Tips | 76mm Piping | Direct Bolt‑On
Transform your B58‑powered 340i with this GFC valved cat‑back exhaust system — engineered to deliver a deeper, richer tone while maintaining smooth daily drivability. Dual electronic valves let you customize your sound at the push of a button: quiet and refined for cruising, or bold and expressive when opened.
Dual Electronic Valves
Instant control over exhaust character — refined and comfortable with valves closed, bold and engaging when opened.
Single High‑Flow Muffler
Optimized for improved flow and balanced tone with minimal cabin drone.
Dual 89mm Carbon Fiber Tips
Premium carbon fiber finish with performance styling and a motorsport‑inspired aesthetic.
76mm Piping Diameter
Oversized piping enhances exhaust flow, reduces back‑pressure, and contributes to a deeper, stronger exhaust note.
Performance‑Tuned Design
Improved exhaust efficiency sharpens throttle response and enriches sound character at all RPM ranges.
Premium Stainless Steel Construction
Heat‑resistant and corrosion‑resistant materials built for long‑term durability.
Direct Bolt‑On Installation
No cutting or welding required — designed for precise fitment on the F30 chassis.
| Fitment: | 2017 BMW 340i F30 (B58 3.0T) |
| System Type: | Cat‑Back Exhaust |
| Valve System: | Dual Electronic Valves |
| Muffler Setup: | Single Muffler |
| Exit Style: | Dual 89mm Carbon Fiber Tips |
| Piping Diameter: | 76mm |
| Material: | Stainless Steel |
| Installation: | Direct Bolt‑On |
| Warranty: | 3 Years |
We are a 15-year-old factory specializing in manufacturing high-quality automobile exhaust systems and accessories. Our product range includes exhaust manifolds, downpipes, cat-back exhausts, mufflers, electronic valves, exhaust tips, and other auto parts.
☆ Perfect Fit: Manufactured according to the original car’s mounting holes, ensuring 100% installation compatibility.
☆ Experience & Expertise: With over 13 years in exhaust production and sales, we have molds for the most popular models, widely praised by our customers.
☆ Advanced Mufflers: Our factory-developed mufflers provide a silencing effect close to the original exhaust, delivering a comfortable driving experience.
☆ Electronic Valve Control: Equipped with our latest electronically controlled valves, allowing you to adjust the exhaust sound freely.
☆ Reliable Production & Delivery: Independently produced in our factory, with 100% order fulfillment and guaranteed delivery times.
☆ Customized Services: We offer tailored exhaust solutions for various car models according to your needs.
For 15 years, we have specialized in manufacturing, producing, and selling automobile exhaust systems, with thousands of original exhaust models in our database. Our coverage includes brands such as:
Porsche | BMW | Mercedes-Benz | Audi | McLaren | Ferrari | Mitsubishi | Lamborghini | Bentley | Subaru | Aston Martin | Toyota | Volkswagen | Cadillac | Camaro | Dodge | Jaguar | Nissan | Alfa Romeo | Maserati
If you have a specific model and custom requirements, click here to inquire and contact us. We will provide professional solutions tailored to your vehicle.
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.
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.
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.
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.
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.
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