NV mods

e core mods you should install are the ones in Gopher's New Vegas mod tutorial
https://www.youtube.com/watch?v=I-3c1a9cLL8&list=PL0E5E8CA384409B11
YouTube
Gopher
Modding Fallout NV 'Ultimate Edition' part 1 : User Interface
Other than that, lets see...
The Someguy series are good
Beyond Boulder Dome
A World of Pain (adds a TON of locations and quests to the game)
More Perks
Interior Lighting Overhaul
Run the Lucky 38/Suite Overhaul
Weapon Mods Expanded
Rogue Ranger Coats (adds a bunch of coats to levelled lists)(edited)
Tailor Maid (adds bits of misc equipment to make your armor look cooler)
Restored Riot Armor, Waster Scarves and Glacier Glasses for a badass looking Boone
JX3ified Motorcycle (adds a rideable bike to the game)(edited)
ED-E stealth module to stop the little bugger from fucking up your stealth
New Bison Steve Hotel
Oh and of course the primary attribute uncapper