Gearbox Programming
TCU tuning, gearbox remapping, transmission programming and modifications
Thinking about converting my E46 M3 from SMG to manual. The SMG pump is dying and replacement is expensive. How much does a full manual swap cost? I know I need the gearbox…
5 months ago
My F80 M3 DCT is really jerky at low speeds, especially in parking lots and stop-and-go traffic. Is this normal for DCT or is something wrong? The car has 45k km. Ive heard a TCU…
5 months ago
Doing a ZF 8HP fluid change on my F30. Confused about which fluid to use: ZF Lifeguard 8 (original spec) Fuchs Titan ATF 9134 Ravenol ATF 8HP Are they all the same? BMW dealer…
5 months ago
The ZF 8HP is the most common automatic transmission in modern BMWs. TCU (Transmission Control Unit) tuning is one of the most underrated mods you can do. Heres everything you…
6 months ago
Got my ZF 8HP45 TCU tuned on my F30 335i. The difference is night and day. Shifts are way faster, almost DCT-like. Launch control works perfectly now, holds at 3500rpm and…