To update to 3.3.5a you will need to start with this page that lists all the patches that were made during WotLK and provides mirrors for you to download them. As a note, patches must be applied in order from lowest version to highest. WoW Client 3.3.5a - Ready to Play. Omg @ Kirin Tor. 2 Human Warrior. Based on the size of the download, it looks like.

1. Wow Carbonite 3.3 5a Download Torrent
2. Wow Patch 3.3.5a Download
3. Carbonite Addon 3.3.5a
4. Carbonite Wow Addons 3.3.5
5. Wow 3.3.5a

Enjoy the true World of Warcraft 3.3.5a experience, on the best high-rate WotLK private server! DOWNLOAD: Carbonite. Tidy Plates enhances World of Warcraft's. WoW 3.3.5 Addons. These are zipped copies of the addons I use on Dethpod. They have all been tested and I know they work:) GearScore: Gearscore Addon (2 subfolders) Prat: Chat addon with a lot of nice features (3 subfolders) Carbonite. A large collection of WoW WoTLK Addons (3.3.5). Easily find the Addon you are looking for by Choosing a category, Searching by name or change the expansion using the drop down on the right! Some addons are linked directly to their authors Git-Hub. If you find an Addon that has a broken download.

I have heard that the versions of some of the addons on the molten forums do not work with WoW v3.3.5a. The screenshot above portrays most of the addons that I use.
The following is a list of addons that I use with links to versions that work with WoW v3.3.5a.
Download CARBONITE® for WoW v3.3.5a
Download Bartender4 for WoW v3.3.5a
Download Bartender4_DualSpec for WoW v3.3.5a
Download X-Perl UnitFrames for WoW v3.3.5a
Download PallyPower for WoW v3.3.5a
Download Recount for WoW v3.3.5a
Download GearScore for WoW v3.3.5a
Download OneBag3 for WoW v3.3.5a
Download OneBank3 for WoW v3.3.5a
Download Genie for WoW v3.3.5a
Download Group Calendar v4.6.1 for WoW v3.3.5a

Faintly visible in the top right corner of the screen shot is CARBONITE®, a multi feature addon that includes richly detailed maps, a quest log replacement, GPS, warehouse stats, enhanced BG maps, event tracking, herb and ore gather locations and more.
Read more
Download CARBONITE® for WoW v3.3.5a
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At the bottom of the screenshot is Bartender4, a full ActionBar replacement mod. It provides you with all the features needed to fully customize most aspects of your action and related bars. It supports 10 action bars (12 buttons each), Stance Bar, Pet Bar, Bag Bar, Micro Menu, and XP/Reputation Bar replacements.
Read more
Download Bartender4 for WoW v3.3.5a
Operating in conjunction with Bartender4 is Bartender4_DualSpec which automatically swaps Bartender4 profiles when a talent swap is detected.

Wow Carbonite 3.3 5a Download Torrent

Read more
Download Bartender4_DualSpec for WoW v3.3.5a
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The top right coner of the screenshot portrays the player unit frame addon called X-Perl UnitFrames, a complete replacement for Blizzard's default unit frames, including raid frames and raid tools.
Read more
Download X-Perl UnitFrames for WoW v3.3.5a
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To the left of the faint map in the top right coner of the screenshot is PallyPower. This add-on provides an interactive and easy to use interface for Paladins that allows you set your own blessings (Righteous Fury, Aura, Seal and Blessing) and automatically check for missing buffs on the entire raid or party.
Read more
Download PallyPower for WoW v3.3.5a
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To the left of PallyPower in the top right coner of the screenshot is Recount

Wow Patch 3.3.5a Download

. Recount is a graphical damage meter which track damage done by the raid or party and can announce those figures to various channels.
Read more
Download Recount for WoW v3.3.5a
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In the bottom right coner of the screenshot above the action bars is the GearScore tooltip. Gear score is a numerical value based on the statistics of a player's gear. It is (supposedly) the maximum potential of a player's performance. However, it is up to the player to perform that well.
Read more
Download GearScore for WoW v3.3.5a
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In the screenshot, to the left of GearScore is OneBag3. OneBag3 combines all of your bags into one frame.
Read more
Download OneBag3 for WoW v3.3.5a
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Similar to OneBag3 is OneBank3. OneBank3 is the latest in a long line of bank bag replacements for the default bank bags that will combine all of your bags into one frame.
Read more
Download OneBank3 for WoW v3.3.5a
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A usefull addon that works behind the scenes to sort your bags and bank is Genie. Genie is a full bag, bank and guildbank sorting addon with the following features:
•Changable sorting order
•Ignorable items
•Automatic action (here's where the genie comes in)
•Item stacking

Carbonite Addon 3.3.5a

•Profession items will be moved to their specialized bags
Read more
Download Genie for WoW v3.3.5a
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Saving scheduled events on private servers is bugged unless you use this addon which saves calendar events locally and synchronizes the calendar upon login with other users. Group Calendar. Group Calendar provides an in-game calendar for planning, signing up, and managing events. It can be configured for single-guild use or for multi-guild alliances.
Read more

Carbonite Wow Addons 3.3.5

Wow 3.3.5a

Download Group Calendar v4.6.1 for WoW v3.3.5a
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WIP - more to come soon

These are zipped copies of the addons I use on Dethpod. They have all been tested and I know they work :)

GearScore	Gearscore Addon (2 subfolders)
Prat	Chat addon with a lot of nice features (3 subfolders)
Carbonite	Quest helper, Map, Coordinates all in one (4 subfolders)
Outfitter	Lets you switch between equipment sets easily
Recount	Damage/DPS/Healing reporter
OzRaid	Raid Display, very useful for healers. (2 subfolders)
sct	Scrolling Combat Text and Damage. More useful than it sounds :) (4 subfolders)
Deadly Boss Mods	Raid addon for Bosses, shows timers and warnings for their abilities. (many subfolders)
ZHunter	VERY useful Hunter addon.
Necrosis	Useful Warlock addon.
AckisRecipeList	List of recipes for various professions, tells which ones are missing and where to find them.
NPCscan	Searches for those rares.
Altoholic	Track stuff across alts (18 subfolders)
Redeemer	Random rez text, always uses the name of the target.
AutoGratz	Auto Congratulate achievements, respond to the word 'ding'

I assume that if you're here, you know that the addon folder that is created from the zip file is to be dropped into the WoW Interface/Addons folder.

Those that say (x subfolders) are an exception, you want to drop those subfolders in there instead.