The M340i, M240i G42, Z4 M40i and GR Supra have for the turbo, the catalytic converter and GPF that choke the second-generation B58. This stainless steel downpipe removes the catalytic converter and keeps the space for the factory GPF – installation without cutting, the flow a remap needs.
Why TC
- Removes the catalytic converter, GPF stays in place
- Connection 135/115 mm on the engine side and 95/70 mm on the exhaust side
- Two connections for sensors
- Stainless steel
Technical data
- Material: stainless steel
- For models with OPF/GPF
- Engine connection: 135/115 mm, exhaust: 95/70 mm
- 2 connections for sensors
- Weight: 5 kg
- Intended for motorsport use; no type approval for road traffic.
Fits vehicles
- BMW 2 Coupé (G42) M240i 374 hp, 2021
- BMW 3 (G20/G21) M340i 374 hp, 2020
- BMW 5 (G30/G31) 540i and 545e, 340/394 hp, 2019
- BMW 6 GT (G32) 640i 340 hp, 2018
- BMW 7 (G11) 740i and 740e, 2019
- BMW 8 (G15/G16) 840i 340 hp, 2018
- BMW Z4 (G29) M40i 340 hp, 2019
- Toyota Supra MK5 (A91) 3.0, 340/392 hp, 2019
Delivery time: 6–8 working days. Please check fitment using the vehicle selector before ordering; if in doubt, write to us.
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