Speed boost is an upgrade that grants increased speed to several player units.

v·d·e Brotherhood of Nod Fourth Tiberium War Arsenal

Offense Infantry Engineer Cyborg commando Vehicles Offense Crawler Avenger Attack bike Raider Scorpion tank Spider tank Mantis Flame tank Stealth tank Avatar Widow Specter Upgrades Trail of Flame Infiltration module Stealth field Stealth generator Backup systems Arachnophobia Mobile stealth generator Tiberium catalyst   Defense Infantry Engineer Devout Ascended Enlightened Black Hand Reaper High confessor Vehicles Defense Crawler Slave Centurion Reckoner Aftershock Underminer Structures Bunker Viper turret Rocket pod Burrow tunnel Flame column Obelisk of Light Disruption tower Incinerator Temple of Nod Upgrades Medical training Dark Armaments Drilltip Enhanced repairs Defensive matrix Improved concealment Enhanced shields Mobility matrix   Support Infantry Engineer Hijacker Vehicles Marauder Tyrant Aircraft Support Crawler Scalpel Venom Cobra Vertigo Salamander Basilisk Medusa Leviathan Support powers Eyes of the People Burrow mines Demoralize EMP countermeasures Obelisk of Life Cloaking field Firestorm ignition Decoy army Hack radar Subterranean strike Hand of Legion Vein detonation Risen monolith Mark of Kane Tiberium infusion Upgrades Cloak module Infusion engine Data worm Mobile stealth generator Spectrum beam Amplification overrides Charged capacitors Hangar bays   Other Miscellaneous Rioter Subterranean network • GST Uzziel • Gideon's Crawler Shared upgrades Tier 1 Tech Tier 2 Tech Tier 3 Tech Refire boost Accuracy boost Speed boost Range boost

v·d·e Global Defense Initiative Fourth Tiberium War Arsenal

Offense Infantry Engineer Commando Vehicles Offense Crawler Talon Hunter Wolf Titan Striker Bulldog Shockwave Sandstorm Mammoth tank Refractor Mastodon Upgrades Resonance amplifier Missile storm Demolitions kit Composite armour Backup systems Mirror plating Advanced composite armour Dispersion bays   Defense Infantry Engineer Zone trooper Zone enforcer Zone defender Zone lancer Zone raider Zone captain Vehicles Defense Crawler Dozer Spartan tank Armadillo Rhino Juggernaut Structures Bunker Guardian cannon Missile turret Tunnel Focus beam Falcon MLRS Crystal shield Skystrike artillery Ion cannon Outpost Upgrades Medical training Assault packs Reflective dozer Enhanced repairs Defensive matrix Sticky bombs Enhanced shields Mobility matrix   Support Infantry Engineer Vehicles Sheppard tank Conductor Thunderhead Aircraft Support Crawler Spanner Orca Hurricane Paladin Hammerhead Firehawk Archangel Kodiak Support powers Recon drone Repair zone Status reboot Accelerated construction Overkill Tech support EMP mine drop Point defense shields Supply drop Mirror coat Battle hardening Displacement field Sonic artillery Firehawk airstrike Seismic disturbance Upgrades Berzerker engines Weapon dampeners Electrolysis projector Advanced thrusters Gravity field Augmented reconstruction Charged capacitors Defensive maneuvers   Others Campaign-only Global Stratospheric Transport • Arcus Shared upgrades Tier 1 Tech Tier 2 Tech Tier 3 Tech Accuracy boost Speed boost Range boost Refire boost