Project Gamma downpipes for the BMW N63/N63TU engine feature a 4” construction along with a stainless steel v-band to pipe transition that is machined with CNC to precision. Our downpipes are the best bang for your buck mod available for your N63/N63TU engine with gains from 50 Horsepower and 60 Torque when tuned. Rather than necking down closer to the turbos like most of our competitors, our downpipes present a full 3D design up to the last inches proving a greater increase in flow. Project Gamma downpipes are handcrafted to extreme rust resistance using 304 Stainless Steel. ******The product you see has been Ceramic Coated. To protect your engine bay from possible heat damage please purchase our Ceramic Coating add-on before checking out, otherwise your downpipes will just come polished.*******Features:- Major increases in power throughout the powerband- Improved turbo and throttle response- Elimination of turbo lag- Exotic exhaust note- Precise and proper fitment using factory heat shielding Note: This product requires installation by a technician and will need tune recalibration to avoid cel light. This product fits the following BMW models:- 2012-2017 BMW F07 550i/550Xi GT- 2013-2017 BMW F10/F11 550i/550Xi - 2012-2017 BMW F06/F12/F13 650i/650Xi & Gran Coupe- 2012-2014 BMW F01/F02 750i/750Xi - 2015-2017 BMW G11/G12 750i/750Xi- 2013-2017 BMW F15 X5 xDrive50i- 2014-2017 BMW F16 X6 xDrive50i
