This mod as a lot of modifications on all cars:
TOP 5 Fastest Vehicles on this MOD:

1 - Adder - 415 Km/h MAX
2 - Hakuchou - 382 Km/h MAX
3 - Entity XF - 335 Km/h MAX
4 - Vacca - 327 Km/h MAX
5 - Double-T - 323 Km/h MAX

(BATI ON VIDEO ONLY 273 Km/h MAX)


Instructions
You NEED OpenIV 2.6.
1. Open OpenIV
2. Enable edit mode
3. Go to update/update.rpf/common/data
4. Drag handling.meta from downloaded folder, into this location, or right-click on handling.meta and click replace and choose the one you wanna put in game.

Hope you guys LIKE THIS ONE! ;)