Direct Fit Catalytic Converter Manifold Replacement 2001-2002-2003-2004-2005 For BMW 330i 330ci 330xi E46 3.0L Stainless Steel OBDII EPA Compliant Fix Check Engine Light

OE Number 20H22-16/17 Will fit Following ModelsReplacement for BMW 330i 330ci & 330xi 2001-2005 Note: Due to increased emission standards in California, Colorado, New York and Maine, where sales are not available, we areworking diligently to develop this new three-way catalytic converter. Cannot ship to CA, CO, NY or ME

• 【DIRECT FIT REPLACEMENT】 This manifold catalytic converter is engineered to be a direct-fit replacement for the BMW 330i, 330ci, and 330xi models from 2001 to 2005 (E46 chassis with the 3.0L engine). It installs using factory mounting points with no need for cutting, modification, or welding. The part includes necessary gaskets and hardware, ensuring a simple bolt-on installation that saves time and labor costs compared to custom fabrication.
• 【SOLUTIONS CHECK ENGINE LIGHT】 Designed to address common exhaust fault codes (such as P0420), this converter helps restore your vehicle’s emissions system performance. It is built to meet or exceed Federal EPA compliance standards, making it a smart choice for OBDII Federally registered vehicles. By precisely replicating the flow dynamics of the original equipment, it helps maintain the efficiency of your oxygen sensors and keeps the monitoring system functioning correctly.
• 【STURDY STAINLESS STEEL CONSTRUCTION】 Built to withstand the high thermal stress of the exhaust manifold position, this converter features a robust stainless steel shell and body. The high-quality construction resists corrosion and cracking, ensuring a longer service life compared to standard aftermarket alternatives. The durable materials help maintain exhaust integrity, preventing dangerous leaks that can affect engine performance and under-hood components.
• 【PERFORMANCE & EFFICIENCY】 This manifold is engineered to promote optimal exhaust flow from the cylinder head. By efficiently channeling exhaust gases, it helps maintain the backpressure required for the 3.0L engine to perform as designed. This attention to flow dynamics helps sustain fuel economy and ensures that the vehicle retains its original power characteristics without unnecessary restriction.
• 【COMPLETE HARDWARE KIT INCLUDED】 Avoid the hassle of reusing corroded factory parts. Your purchase includes a complete kit with high-quality mounting hardware and manifold gaskets. This ensures a tight, leak-free seal right from the start. By providing everything needed for the job in one box, we simplify the installation process for both professional mechanics and DIY enthusiasts working on their BMW E46.