BMW B58 40i Wagner Downpipe G20 G21 G30 G31 G29

Product description

Fits the following models with B58 engine and OPF/GPF

Toyota Supra MK5 A90 GR 3.0L 250KW/340HP from 2019 with particulate filter
BMW G20/21 M340i 3.0L 285KW/374PK from 2020 with particulate filter
BMW G30/31 540i 3.0L 250KW/340HP from 2018 with particulate filter)
BMW G32 640i 3.0L 250KW/340HP from 2018 with particulate filter)
BMW G14/15/16 840i 3.0L 250KW/340HP from 2019 with particulate filter
BMW Z4 G29 M40i 3.0L 250KW/340HP from 2019 with particulate filter

replaces the original BMW article number: 18329897313

- made of high-quality stainless steel 1.4301 (SS304)
- incl. Ø 76mm adapter for the original exhaust
- CAD-Designed & Flow-optimized
- 2 Lambda sensor connections
- 100% fit, easy to replace with the original part
- less thermal load for the turbocharger
- increase in power due to reduced back pressure
- significant torque increase

When installing the WAGNER Downpipe, an ECU remapping may be necessary to prevent an error message in the engine management system.
NOT EC APPROVED