$595.00 USD
$595.00 USD




The MAD F9x secondary downpipes are a premium upgrade for your vehicle's exhaust system. Made with high-quality materials and expert craftsmanship, these downpipes are designed to provide exceptional performance and enhance the overall driving experience.
The MAD F9X secondary downpipes are specifically engineered to improve exhaust flow and increase power output. They feature a mandrel-bent design with smooth curves, which reduces backpressure and improves exhaust gas flow. This allows for quicker turbo spooling, faster throttle response, and increased horsepower and torque.
These downpipes are made from premium-grade stainless steel, which ensures durability and longevity. The material is resistant to corrosion and rust, making it ideal for harsh environments and extreme driving conditions. Additionally, the downpipes feature a sleek, polished finish that adds a stylish touch to your vehicle's exhaust system.
Installation of the MAD F9X secondary downpipes is straightforward and requires no cutting or welding. They are designed to bolt directly onto your vehicle's factory exhaust system, making it a hassle-free upgrade. Plus, they come with all the necessary hardware and gaskets, so you can install them with ease.
Overall, the MAD F9X secondary downpipes are an excellent upgrade for any vehicle owner looking to increase power, improve performance, and enhance the driving experience. With their superior design, high-quality materials, and easy installation, these downpipes are a must-have for any serious car enthusiast.
Features:
Fitment:
Note for Euro 2021+ LCI Vehicles:
Before ordering, please check which downpipe style your vehicle has. Our MAD downpipes do fit vehicles equipped with OPF filters, but it's important to confirm fitment.
Please ensure your current downpipes have a V-band slip style connection, not a flange/2-bolt design. This will help ensure proper compatibility.
Emissions Disclaimer:
This product is not legal for sale or use on pollution-controlled vehicles operated on public roads, highways, or streets. It is intended for off-road, race, or closed-course competition use only, where such modifications are permitted.
By purchasing this product, you acknowledge and agree that:
You are responsible for compliance with all applicable emissions laws and regulations.
MAD and its affiliates disclaim any liability for improper or unlawful use of this product.
Use of this part on public roads may violate the Federal Clean Air Act (42 U.S.C. § 7522) and similar state laws.
Please check your local laws before purchase and installation.
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$595.00 USD
$595.00 USD
This product can expose you to chemicals such as lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
For a complete list of chemicals known to cause harm, visit https://www.p65warnings.ca.gov/chemicals.
Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell, install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB), it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local regulations before purchasing or installing emissions-related products.
All performance, racing, or competition parts sold by this company are intended solely for off-road, closed-course, or competition use on vehicles that are never registered or used on public highways.
Kies Motorsports, LLC sells and markets these products for lawful use only. We do not condone or authorize the use of emission-control defeat devices or any modification that violates the Clean Air Act or state regulations.