GTA IV is still one of the most iconic open-world games ever made but its old vehicle models can feel outdated today. Luckily modders have created modern GTA 4 Car Packs that replace all default vehicles with high-quality realistic and modern cars. With these packs Liberty City transforms into a fresh upgraded world full of supercars SUVs JDM builds and hyper-detailed models. If you want your GTA IV to look like a 2025 game installing a car pack is the best option — and it’s easier than you think!

What Is the GTA IV Modern Car Pack?
The GTA IV Modern Car Pack is a complete vehicle overhaul that replaces every vanilla car with upgraded HD models from GTA 5 real-life brands and high-quality modded vehicles. These packs often include:
- 4K textures
- Realistic reflections
- Custom handling
- Authentic engine sounds
- Working lights indicators steering wheels
- Fully functional damage systems
Instead of installing cars one-by-one the pack replaces everything automatically giving you a complete modern experience.
How To Install
- Install the GTA IV Car Mod Pack.
- Launch OpenIV and enable Edit Mode.
- Navigate to your GTA IV directory: pc/models/cdimages/vehicles.img.
- Create a full backup of the original vehicles.img file.
- Drag and drop all the modded vehicle files from the Car Pack into vehicles.img.
- Replace any required textures (*.wtd files) included in the pack.
- If the pack includes handling.dat replace it via: common/data/handling.dat.
- If the pack includes vehicles.ide or carcols.dat replace those as well.
- Save changes and rebuild the archive if OpenIV asks.
- Launch GTA IV and enjoy a fully modernized car lineup!
Conclusion
Installing a modern car pack in GTA IV completely transforms the game giving you a next-gen feel without losing the Liberty City atmosphere. Whether you prefer supercars JDM cars or realistic daily drivers these packs deliver an amazing upgrade. With just a few quick steps you can replace every car and enjoy GTA IV like never before.