Mass Effect 2: Upgrade Locations

Sub Machine Gun

 * On Omega, right before the assault on Archangel. There is a door you have to bypass close to the gunship.


 * During Thane's recruitment mission, just before the windy bridge.


 * Sold at Rodam Expeditions on the Citadel.

Heavy Pistol

 * On Tali's recruitment mission.
 * Sold at Rodam Expeditions on the Citadel.

Assault Rifle Damage
In the quarantine area on Omega, just after a barricade of mercs.

On Tali's recruitment mission. On Ilium at Gatway Personal Defense.

During Zaeed's loyalty mission on Zorya, on a computer.

During Samara's loyalty mission, on the wall in Morinth's apartment.

Shotgun Damage
On Purgatory on a dead guard right after destroying the first large meck.

On the Derelict Reaper ship in the middle of a bunch of Scion and husk fights.

Sniper Rifle Damage
On Korlus at the top of the stair case after the waves of Kroga .

Sold at Rodam Expeditions on the Citadel.

On the Derelict Reaper ship at the end of a long catwalk before any geth.

Biotic Damage
On Horizon world.

During Samara's recruitment mission in the small room with Elnora.

Tech Damage
On the main floor of Archangel's house during the assault.

Sold at Saronis Applications on the Citadel.

During Collector Ship Mission.

Heavy Skin Weave
On a dead collector on Horizon world.

On Ilium at Gatway Personal Defense.

On the Derelict Reaper ship in a computer after fighting your first Scion of the level.

Medi-Gel Capacity
Complete Dr Chakwas' side mission (brandy). Sold at Cirta Foundations on the Citadel.

Inside Mordin's clinic.

Heavy Weapon Ammo
On Freedom's Progress on the dead YMIR mech just outside Veetor's shack.

Purchase from Kenn's salvage shop on Omega

Korgan Vitality
On Korlus in the same room you find Warlord Okee .

Damage Protection
On Purgatory in a destroyed YMIR mech right after freeing Jack.

Sold at Saronis Applications on the Citadel.

During Collector Ship Mission.