ApexBuilt® BMW F-Chassis N63TU Catless Race Downpipes (2011-18)
ApexBuilt® F-Chassis N63/N63TU Catless Race Downpipes offer...
• Industry-leading build quality.
• Perfect fitment, guaranteed.
• Drastically improved throttle response, quicker turbo spool, and an aggressive exhaust note.
• Estimated gains of 25-30 wheel horsepower and 30-40+ TQ when installed on a vehicle that is not tuned.
• Estimated gains of 45+ HP and 60+ TQ over stock power levels when paired with an aftermarket ECU tune.
• TIG-welded T304 stainless steel construction, assembled by hand in Naples FL.
• Lifetime warranty.
Plug & play fitment on the following models:
• 2011-2016 BMW F10 550i
• 2012-2018 BMW F06 650i, 650i Gran Coupe
• 2012-2015 BMW F01/F02 750i & 750Li
• 2014-2017 BMW F15/F16 X5 & X6 50i
*xDrive models also supported
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