Thread: 125i to 135i?
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      03-14-2026, 05:18 AM   #12
jamiewalkaa
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Drives: 2010 bmw 1 series e82 125i m sport
Join Date: Mar 2025
Location: Ocean shores, NSW

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Quote:
Originally Posted by kashikoi View Post
Have you considered a 3.73 rear diff (aka poor man's supercharger)? Here's a vid of me doing a short 60-80mph 3rd gear pull (cluster gauge is a 1M replica).

I think I have all the FBO mods:
- 3SIM.
- Silicon intake boot.
- Euro intake box.
- AA catless headers.
- MILVs.
- StageFP tune to account for these mods.

https://www.youtube.com/watch?v=ve_c3SdYhsQ
How much of a diff did the diff make?
Also how much of a difference did MILVS make? Talking to my tuner apparently it’s a marketing scam, doesn’t actually do much at all.
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