$595.00 USD
$595.00 USD


Upgrade your BMW N55 engine with the MAD N55 Charge Pipe, engineered to eliminate the common weaknesses of the factory plastic charge pipe while maximizing airflow and long-term reliability. The stock BMW charge pipe is known for cracking or failing under boost, especially on tuned or high-mileage vehicles. The MAD charge pipe replaces this failure-prone component with a durable, high-quality aluminum design built to handle increased pressure and heat without compromise.
Designed for a precise, factory-like fit, this charge pipe retains the OEM C-clip and O-ring connection, ensuring a secure seal and easy installation. It installs seamlessly in place of the original unit while delivering improved throttle response and airflow efficiency. Whether your vehicle is stock or modified, this upgrade provides the durability and performance your N55 engine needs.
For added versatility, the MAD charge pipe includes two pre-installed methanol injection bungs. Both are sealed by default, allowing you to run the pipe without modification. If you plan to add meth injection later, the ports are ready to go without additional drilling or fabrication.
Built for enthusiasts who demand reliability and performance, the MAD N55 Charge Pipe is a must-have upgrade for preventing boost leaks and maintaining consistent power delivery.
Key Features:
Fitment (XDrive & Non-XDrive Compatible):
BMW 5 Series:
BMW 6 Series:
BMW 7 Series:
BMW X Series:
Upgrade with confidence and enjoy stronger performance, improved reliability, and peace of mind every time you drive your BMW N55.
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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.