COMPATIBLE: (4.4L - N63B44)

2011 - 2013 BMW 550i

2010 - 2013 BMW 550i GT 

2012 BMW 650i

2009 - 2012 BMW 750i

2011 - 2012 BMW Alpina B7

2010 - 2013 BMW X5

2008 - 2014 BMW X6

Upgrade your BMW's performance with the Catless Downpipe Exhaust for the N63 4.4L V8 engine. Designed for 2008-2014 BMW 550i, 650i, 750i, and X6 models, this downpipe boosts horsepower, increases torque, and enhances engine efficiency. Made from high-quality stainless steel, it ensures smooth exhaust flow and long-lasting durability. Perfect for those seeking a performance upgrade with the N63 downpipe. 

Surface: Mirror Polish Model: DP29749 Condition: Brand New Material: Stainless Steel Pipe Inlet Diameter: 3" OD Pipe Outlet Diameter: 2.5" OD Pipe Thickness:16 gauge (1.5mm)

1. Improve Engine Output and Efficiency, give you extra HP, and increase torque 2. Large diameter and free flow tubing for unrestricted flow, Making the exhaust air flow smooth, designed for high-performance racing 3. Made of High-Quality 16-gauge T-304 Stainless Steel with Computerized Mandrel-Bends 4. All joints are TIG-welded to prevent cracking and wear 5. CNC Machine Flange for MAX Strength and Durability 6. Flanges chrome plated for corrosion resistance 

2. Upgrading your BMW N63 engine with an aftermarket downpipe can significantly enhance performance. While stock downpipes meet emissions standards, aftermarket N63 downpipes are designed for better exhaust flow, providing more power and a more exciting driving experience. More Power: Aftermarket downpipes reduce exhaust restrictions, increasing horsepower and torque for better performance. Faster Throttle Response: Reduced turbo lag means quicker acceleration and a more responsive feel. Aggressive Sound: A catless N63 downpipe offers a louder, sportier exhaust note compared to stock systems. Better Efficiency: Improved exhaust flow can slightly boost fuel efficiency during high-performance driving.