Evolution Racewerks Competition Series 4" Catless Downpipe 535i/640i N55 Engine

Key Features:

• Available for the 2011+ BMW 535i (F10) with the N55 Engine.
• Available for the 2011+ BMW 640i (F12/F13) with the N55 Engine.
  
• 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.

• Better throttle response and faster turbo spool up times.
• Mandrel Bent 4" piping.  Smooth transition to the exhaust system.
• 100% Stainless Steel Construction
• Stainless Steel Flex Section
  
• 100% TIG welded for better quality welds
• Precision CNC machined turbocharger V-Band flange.
• Brush Finish (standard) or optional Polish Finish
  
• Available with high temperature Black Thermal Coating to reduce underhood temperatures.
• Optional - Additional O2 sensor bung for wideband O2 sensors (comes with pre-installed plug)
• Optional EGT sensor bung for EGT gauges (comes with pre-installed plug)
• Compatible with the factory or aftermarket exhaust systems.
• Track tested durability.
• Includes all hardware for complete installation.
• Limited Lifetime Warranty.