Here is the full list of all 47 Crash Team Racing Nitro-Fueled achievements worth 1,000 gamerscore.
Complete all Crystal Challenges. (CTR & CNK)
Use all Juiced Up Power-Ups once. (Race & Battle Arena)
Use every Power-Up once. (Race & Battle Arena)
Block an incoming missile with all of the following Power-Ups: Beaker, Crate, Bowling Bomb.
Finish first on all tracks. (CTR & CNK)
Sustain your boost for a whole lap.
Drift 15 Times in a row during a race.
Successfully use all three Turbo Boost charges 5 times in a row during a race.
Win a match in every type of Battle Mode.
Directly hit an opponent with a thrown Beaker Power-Up.
Hit two opponents with a single Bowling Bomb.
Win a race with less than 0.3 seconds between you and the second place.
Earn all the shortcut achievements.
Use the shortcut in Cortex Castle.
Use all of Blizzard Bluff's shortcuts in the same race.
Use the shortcut in Dragon Mines without being crushed.
Use the shortcut in Sewer Speedway.
Defeat Nitros Oxide in the Adventure Mode once and for all.
Earn all the Relics in the Adventure Mode.
Earn all the Gems in the Adventure Mode.
Earn all the CTR Tokens in the Adventure Mode.
Win a race without using any Power-Ups.
Finish first when you were last on the final lap.
Win a Cup Race in the Adventure Mode.
Use the shortcut in Tiger Temple.
Successfully land all three missiles from a Triple Missile Power-Up.
Use all of Papu's Pyramid's shortcuts in the same race.
Win against Nitros Oxide in the Adventure Mode.
Win against PinStripe in the Adventure Mode.
Use the shortcut in Polar Pass.
Win against Komodo Joe in the Adventure Mode.
Win against Papu Papu in the Adventure Mode.
Drift Boost a total of 500 times.
Do a Super Boost.
Complete a Crystal Challenge in the Adventure Mode.
Win a Relic Race in the Adventure Mode.
Win a CTR challenge in the Adventure Mode.
Use the shortcut in Crash Cove.
Win against Ripper Roo in the Adventure Mode.
Win a boss challenge without getting hit by any of the boss' Power-Ups.
Free yourself from a TNT crate.
Customize your ride.
Win your first race in the Adventure Mode.
Complete the Adventure Mode on the Hard difficulty.
Beat all of Nefarious Tropy's times in Time Trial Mode.
Beat all of Nitros Oxide's times in Time Trial Mode.
Unlock all characters from the original roster.