Cjisntgay presents to you:
McLaren MP4-23 plus F1 driving style anim(beta)
replaces Airtug in the game
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Model credit goes to International Pro-modding(FSONE 2008)
Editing and converting to GTAIV by cjisntgay
Anim editing by cjisntgay
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noteworthy features:
HD exterior & interior model
realistic chrome reflection
L1,L2 models incorporated
New anim to correct seating posture of Niko(Niko's leg won't pass through the cabin in most case)
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How to install:
First BACKUP all the stuff you want to edit or replace!
Then use SparkIV or OpenIV to open the archive "Grand Theft Auto IV\pc\models\cdimages\vehicles.img" and replace any car you like(example:turismo)
After that browse Grand Theft Auto IV/common/data and open the following files with notepad, replace the following lines for the car you replace.

HANDLING.DAT:
AIRTUG 645 0.3 85 0.0 -0.5 -0.5 0.5 7 0.48 80.0 360 1.0 0.65 1.0 30 2.0 2.2 14 0.12 0.47 3.5 2.5 2.5 0.07 -0.06 0.0 0.5 0.55 1.0 0.55 0.6 0.0 190000 400010 1004 1
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VEHICLES.IDE:
airtug,		airtug,		car,		AIRTUG,		PCJ,		VEH@LOW,	VEH@LOW_XX_LO1,		1,	0,		0.215,	0.215		0,	2,	1.0	,0,	noboot+ext_conv
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CARCOLS.DAT:(at car3 section)
airtug, 	12,0,0,
(This colour option is made according to the default livery of the car, you should change the data as shown above to get the greatest chrome reflection)
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Lastly read "Read me (Anim installation).txt" for next steps of installation

Enjoy with the car after finishing the steps!

If anyone has opinions with this mod, leave your feedback at:gta4-mods.com