Nitrous Oxide Package is a performance upgrade option for performance customisation in Need for Speed: Underground.
The packages included nitrous injection to improve the top speed and acceleration ratings of a car, with additional packages unlocked as the player progresses through Underground Mode.
Street (Level 1)[]
- Cost: 750 Bank
- Unlock: Beat event #14: "Downtown Series" in Underground Mode.
Contents[]
- Dry Shot of Nitrous Oxide
Brands[]
- Package 1: Nitrous Express
- Package 2: NOS
Pro (Level 2)[]
- Cost: 1,500 Bank
- Unlock: Beat event #48: "Get The Point!" in Underground Mode.
Contents[]
- Wet Shot of Nitrous Oxide
Brands[]
- Package 1: Nitrous Express
- Package 2: NOS
Extreme (Level 3)[]
- Cost: 3,000 Bank
- Unlock: Beat event #91: "Eddie's Posse Part 1" in Underground Mode.
Contents[]
- Direct Port Nitrous Oxide
Brands[]
- Package 1: Nitrous Express
- Package 2: NOS
Unique[]
Unique performance parts offer vast performance improvements over all levels of any performance part, and can only be won by beating TJ's time trial events in Underground Mode.
Upon beating a time trial event, TJ will give the player a selection of unique parts to choose from as a reward. Any unique part rewards offered by TJ at the end of an event that are not chosen by the player are made available as a reward option again for the following time trial event offered by TJ.
TJ will offer the player a unique Nitrous Oxide Package upon them beating event #96: "Mods to the Max".