You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
Change log
v1.0 — 2025-07-30
• Initial release of a full-feature Stage 2 tuning package for the BMW 135i N54 (MSD81).
• Includes a primary performance tune and a version with additional patches.
Release notes
v1.0 — 2025-07-30
• Package includes three files: Original, Stage 2 (Main), and Stage 2 (with added patches).
• Confirm software version IFN3S before flashing.
• IMPORTANT: Stage 2 requires significant hardware upgrades (decat downpipes, intercooler, intake, etc.).
• Pop & Bang feature is active in sport modes for aggressive sound.
• For off-road or competition use ONLY.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.