CAR REQUIRES THIS TRAINER 22.08.09.1 AND UP TO WORK PROPERLY https://gtaforums.com/topic/896795-1000-1080-zolika1351s-trainermod-menu-rewritten/

Install using IV Tweaker at https://gtaforums.com/topic/979531-iv-tweaker-modloader-limit-adjuster-for-gta-iv
Just put the contents of the archive into your game folder