REDSTAR Exhaust Downpipes for BMW M3 F80 & M4 F82 F83. Elimination of the stock restrictive catalytic converters provide a huge increase in exhaust flow and will allow for a significant power gain.

Compatible Vehicles:

• 2014-2018 M3 F80 Sedan 3.0 S55 Twin Turbo
• 2014-2018 M4 F82 Coupe 3.0 S55 Twin Turbo
• 2014-2018 M4 F83 Convertible 3.0 S55 Twin Turbo
• 2018-2022 M2 F87 Competition 3.0 S55 Twin Turbo

Main Features:

• significant power gain
• faster spool up and better throttle response
• flow-optimized smooth transition design
• increasing the life of the turbos
• reducing under hood temperature
• adds a very nice tone to the exhaust
• 100% bolt-on installation
• 100% hand made
• 100% TIG welded and back purged
• highest quality 2.0mm wall 304L stainless steel
• OEM-spec 304L SS flanges
• all brackets and mounts as on OEM unit
• LHD/RHD Compliant
• Limited lifetime warranty