Cjisntgay presents to you:
Lamborghini Aventador LP700-4 with RIV supported
to replace infernus in the game
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Model credit goes to Ghost Games(Need for Speed Rivals)
Editing and converting to GTAIV/EFLC by cjisntgay
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noteworthy features:
HD exterior & interior model
L1,L2 models incorporated
workable steering wheel (installing RIV required)
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How to install:
First BACKUP all the stuff you want to edit or replace!

Next download Real Inside View v1.2 at
http://www.gta4-mods.com/script/real-inside-view-riv-v12-f16126 and follow the instructions to install the RIV script for your game

Then use SparkIV or OpenIV to open the archive "GTAIV of EFLC root archive\pc\models\cdimages\vehicles.img" and REPLACE INFERNUS ONLY

After that browse Grand Theft Auto IV/common/data and open the following files with notepad, replace the following lines for the car you want to replace.

HANDLING.DAT:
INFERNUS 1575.0 4.5 85 0.0 0.0 -0.53 0.5 7 0.35 1.1 285.0 0.68 0.66 0.7 35.0 1.70 2.15 15.5 0.12 0.48 3.0 2.5 2.5 0.10 -0.14 0.0 0.5 0.55 1.0 0.55 0.5 0.0 1600000 60440010 00000001 1
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VEHICLES.IDE:
infernus,	infernus,	car,		INFERNUS,	INFERNUS,	VEH@LOW, VEH@LOW_INFERNUS, 1, 0, 0.255, 0.255, 0, 5, 1.0 ,0, sports
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CARCOLS.DAT:(at car3 section)
infernus,	127,0,0, 1,0,0, 131,0,0, 0,0,0, 69,0,0, 31,0,0, 128,0,0, 113,0,0, 3,0,0, 
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Finally replace RIVsets.csv in the archive "GTAIV of EFLC root archive\scripts" with the new one with the same name I provided.
OR
Open RIVsets.csv in the archive "GTAIV of EFLC root archive\scripts" with Notepad and delete the lines containing the code "418536135"
Then add the following line manually

LP700_Cjisntgay,418536135,9,9,2,0.0095,9

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Enjoy driving the car after finishing the steps!

If you have opinions about this modification, leave your feedback at:gta4-mods.com.