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M550i / M650i / M750i G30 / X5 F15 / X6 F16 Downpipes

New product

Our RSE BMW M550i 650i 750i xDrive catless downpipes have smooth transition from 3.5in OD section to OEM exhaust. Elimination stock restrictive catalytic converters provide a huge increase in exhaust flow and will allow for a significant power gain.

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  • No Heat Shield
  • Includes Heat Shield
  • Catless
  • GESI 300cpsi
  • HJS 200cpsi

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Compatible Vehicles:

  • 2017-2020 M550i 650i 750i xDrive G30
  • 2013-2019 X5 F15 50i; X6 F16 50i N63B44 engine 

Available Options:

  • GESI HO high-flow Metal Core Catalytic Converters. Rated 350-500hp each. EPA certified for use on OBD2 vehicles (1996 and newer) 49 States. 
  • Ultra high-performance 200 cell HJS HD made in Germany metal core catalytic converters.
  • OEM-style Heat Shielding with ceramic inner liner - the best way to reduce radiant heat up to 70%. Usual thermal wraps not even close in effectiveness and durability to the Heat Shields.

Main Features:

  • Significant power gain
  • Faster spool up and better throttle response
  • Increasing the life of the turbos 
  • Reducing under hood temperature
  • Adds a very nice tone to the exhaust
  • 100% bolt-on installation
  • 100% TIG welded and back purged
  • Highest quality 2.0mm wall 304 stainless steel
  • OEM-spec V-band flanges
  • All brackets and mounts as on OEM unit



Catless only - Removing of factory catalytic converters will trigger a сheck engine light. Firmware update recommended to get maximum performance gains. 

This product is not designed to meet any emissions standards and is not for street or highway use. This product is not certified and may not be legal for use on emissions controlled vehicles in any country/jurisdiction.