explosionFx.dat
- Grand Theft auto IV > common > data > effects > explosionFx.dat

WeaponsInfo.dat
- - Grand Theft auto IV > common > data > WeaponsInfo.dat

EXPLOSIONS.ivaud
- Open SparkIV > Grand Theft Auto IV > pc > audio > Sfx > resident.rpf > EXPLOSIONS.ivaud

WEAPONS.ivaud
- Open SparkIV > Grand Theft Auto IV > pc > audio > Sfx > resident.rpf > WEAPONS.ivaud