Technical Topics - G20 BMW 3-Series Forum

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B58 6-Cylinder Turbo Engine / Drivetrain / Exhaust Modifications

B58 engine, drivetrain, exhaust, tuning topics

2021 M440i Open Exhaust...

by mambaz_m440i

Yesterday 04:44 PM

2,088

28,194

B48 4-Cylinder Turbo Engine / Drivetrain / Exhaust Modifications

B48 engine, drivetrain, exhaust, tuning topics

B46 330e with Active...

by 330eJL

Yesterday 09:07 PM

966

8,280

iDrive, Nav, Phone, Audio, Video, Cameras, Electronics

For all infotainment, navigation, A/V, bluetooth phone discussions

Is it possible to update car...

by munizfire

Yesterday 11:17 PM

1,754

17,132

DIYs and Coding Discussions

DIY and Coding

Instrument cluster G20 LCI

by bimmabum

Today 02:11 AM

1,603

20,007

Cosmetic and Lighting Modifications (exterior & interior)

For all cosmetic mods discussions

Centre console white Light mod

by Jam1son

Yesterday 07:46 AM

1,145

9,159

Suspension / Chassis / Brakes

Suspension, chassis, and brakes discussions

2023 M340i lowered on H&R

by Alphadog1010

12-10-2025 06:04 AM

682

6,231

Wheels and Tires

For all discussions on tires, wheels, spacers, etc.

Vossen Hybrid Forged Series...

by VIBE Motorsports

Yesterday 07:00 PM

1,307

10,990

Mechanical Maintenance and TSBs: Break-in / Oil & Fluids / Servicing / TSBs and Service Bulletin

All mechanical maintenance and service discussions, as well as TSB and service bulletins.

Vehicle check service...

by icisneros81

12-07-2025 08:11 PM

435

2,622

Track / Autocross / Dragstrip / Driving Techniques

Performance driving.

330i VT2 on the 'Ring

by helmet91

11-12-2025 06:47 AM

445

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