M2 N55 M135i M235i 335i Downpipe

Downpipe with natural finish for BMW M135i/M235i/335i/435i/M2 F87 model with the 3.0 liter turbocharged N55 straight 6 motor from 2015-2021. Eliminates the largest restriction in your exhaust. Large input flange with 4" mandrel bent downpipe manufactured out of 304 stainless steel, TIG welded with brushed finish. For left & right hand drive models!

     Features:

• Large 4 1/2" inlet flange/ 4" tubing and straight-through design allows for maximum power and sound.
• Straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound
• Improves horsepower and torque significantly. Approximately 20 HP with a tune.
• Direct bolt-on replacement for OEM primary catalytic converters
• Less thermal load on the turbocharger
• Reduces turbo lag

Fits the following vehicles*:

BMW M135i N55 F20 2014-18
BMW M235i N55 F22 2014-18
BMW 335i N55B F30/F31/F34 2014-18
BMW 435i N55 F32 2014-18
BMW M2 N55 F87 2015-21