>eviolite
Def and Spd boost raised from x1.5 to x1.6. can now be used by fully evolved pokes but if so the boost is x1.3.

>eviolance
raises Atk and Spa x1.6 for NFE pokes, FE pokes only get x1.3

>Choice/specs/scarf
Raised from x1.5 to x1.6. and still locks you into first move.

>life orb
damage boost raised from x1.3 to x1.5. damage taken reduced to 1/12 instead of 1/10.

>assault vest
raised from x1.5 to x1.6 Spd.

>combat harness
raises DEF x1.6 but locks you into attacking moves only. (physical assault vest)

>vitality band
raises HP stat x1.6 but locks you into the first move used.

>muscle band
changed from x1.1 physical boost to x1.3 ATK stat boost. also raises DEF by x1.3

>wise glasses
same as above but with 1.3 SPA and 1.3 SPD.

>Soul Stone
Raises all stats by x1.1. including HP and Spe.

>arceus plates/type gems/type boost items(dragon fang)
raises type resistances based on what type is boosted, but doesnt stack with natural resistances. example: dragon fang would give boost to dragon type moves, but also reduce damage from electric, fire, grass, and water type moves if you dont already resist those.