Here is the full list of all 50 Speed Kills achievements.
Become a champion on Trantorus.
Win all of the championships: Gold on all of the planets.
1000 kills.
500 kills.
Get killed 100 times.
Earn 1000 points.
Perform 10 Triple Kills.
Finish second 50 times.
Collect $10000 in Money Pickups.
Fly out of the track 100 times.
Win Trantorus Championship on Viper or Razor antigrav. You must drive Viper or Razor on all of the tracks in this tournament.
Use oil 100 times.
Win the same tournament three times.
Win a race with a gap of at lest 15 seconds from the runner-up.
Maximum upgrade of all vehicles.
Win Angkor Championship on Lynx sportscar. You must drive Lynx on all of the tracks in this tournament.
Win 50 races.
Put 100 mines on track.
50 respawns.
Win 10 races in a row.
Win a race on Void XIII on your debut.
Win a race on Navius Prime on Hound or Wolverine sportscar.
Win Navius Prime Championship on Marauder truck. You must drive Marauder on all of the tracks in this tournament.
Earn 500 points.
Get killed by a mine 20 times.
Pick up Speed Boost 100 times.
Buy all of the vehicles.
Use Nitro Boost 500 times.
Win the same tournament twice.
Unlock all championships.
Win all of the races in a division.
Collect $200 000.
100 kills.
Buy an Antigrav.
25 restarts of the race.
Collect Repair Bonus power-up 50 times.
Kill all of your opponents in the race at least once.
Win 3 races in a row.
Collect 50 Ammo Clips on a track.
Win 10 races.
Maximum upgrade of any vehicle.
Earn 100 points.
Explode while flying.
Win a tournament.
Get a promotion to Division A.
Fail a Division 3 times.
Win a race with a gap of less than 1 second from the runner-up.
Kill somebody while using Double Damage power-up.
Repaint your car.
Win a race.