Heat treating reduces the tendency for rotor cracking by reducing internal rotor stresses
replace OEMless thermal load on the turbochargermore power by reducing back pressuresignificantly more torquewithout catalytic converter*ECU will need to be coded to avoid engine management light errors
along with the likeliness of vibrations / rattling whilst driving
The lights feature LED DRLs and LED dynamic turning signals/Indicators
NVH is a measurement of how much noise
BMW M2 / M3 / M4 (G87 / G80 / G81 / G82 / G83) | Akrapovic | Round Tail Pipe Set (Carbon) RO2-1639 Heat treating reduces the tendencyA ground breaking octagonal shape has been fashioned from lightweight titanium with a carbon fibre outer sleeve, totally in keeping with lines of the car. For more traditional buyers, there is the classic cylindrical design, also constructed from same materials, but featuring an update to the current range of tailpipes for BMW cars available from Akrapovi. This product fits on xDrive, CSL, M3 Touring (G81), M4 (G83) Competition and Convertible models.