5 Series
All generations — executive sedan and Touring
E39
E39 530i - worth restoring or money pit?
N54 Boost · 6 months ago
E60 / E61
E60 535i N54 wastegate rattle - repair or replace turbos?
MapTuner Pro · 6 months ago
F10 / F11
F10 535i N55 - turbo upgrade options
TurboTech · 5 months ago
G30 / G31
G30 540i - should I be worried about B58 timing chain?
N54 Boost · 6 months ago
G60 / G61
New G60 530i B48 — first impressions and ECU tuning plans
G20 Gang · 5 months ago
My F10 535i is stage 2 and im hitting the limits of the stock turbo. Want to go bigger. Options ive been looking at: Pure Stage 2 turbo (~500hp) Vargas VTT GC turbo (~550hp) Full…
Heard that a stage 1 remap on a diesel can actually improve fuel economy because the engine doesnt have to work as hard. Is this true for the G30 530d B57 engine? Currently…
5 months ago
Just picked up a 2025 G60 530i with the B48 engine making 258hp. First impressions after 3000km: The new 5 Series is a massive step up from the G30. The interior quality is…
Just bought a 2018 G30 540i with the B58 engine, 68k km. Beautiful car but ive been reading some reports about B58 timing chain issues on higher mileage cars. Is this a real…
Found a 2002 E39 530i with 240k km for 3500 EUR. Its in decent shape cosmetically but needs some work - cooling system overhaul, new control arms, and the interior has some wear…
My 2008 E60 535i has developed the dreaded wastegate rattle. You can hear it clearly on deceleration and when shutting off the engine. No boost loss yet but its getting louder…
6 months ago
Just want to appreciate the E60 530d for a moment. 235hp stock, easily tunable to 300hp+, comfortable, fast, and relatively cheap to buy now. Mine has 280k km and still runs like…
8 months ago