Sports Series 4" High Flow Catted Downpipe for the X5/X6 Series N55 (6 Cylinder) Engine Build Date:2011-13 X5/X6 E70/E71 with Pneumatic Wastegate they're more ECONOMICAL (affordable) than

they're more ECONOMICAL (affordable) than our FMIC applications

It's a well-known fact that with turbocharged cars

Replaces the factory soft plastic charge pipe that is prone to breaking under high boost

Smooth transition through the exhaust system

The results

Sports Series 4" High Flow Catted Downpipe for the X5/X6 Series N55 (6 Cylinder) Engine Build Date:2011-13 X5/X6 E70/E71 with Pneumatic Wastegate they're more ECONOMICAL (affordable) thanOur Competition Series 4" Downpipes for your 2011 13 X5 X6 35i (E70 E71) and 2014 17 X5 X6 35i (F15 F16). Key Features: Made in the USA! Manufactured in house. Available for the 2011 13 BMW X5 35i (E70) with the N55 Engine. Available for the 2011 13 BMW X6 35i (E71) with the N55 Engine. Available for the 2013 18 BMW X5 35i (F15) with the N55 Engine. Available for the 2013 18 BMW X6 35i (F16) with the N55 Engine. Better throttle response and faster