That's correct. It is not all the DLC. It doesn't even include two of the campaign DLC; people might be better off waiting for the Steam summer sale if they want it complete. The name of the pack has been changed from "Complete" to just "Bundle", but hasn't been updated in the OP.
Someone at Reddit posted this list regarding the DLC, which might be helpful to some buyers. The
bold is what you get from Amazon.
Sleeping Dogs DLC
- Story DLC with collectibles and achievements (1-3 hours):
- Nightmare in North Point (Horror themed campaign)
- Zodiac Tournament (Action movie themed campaign)
- Year of the Snake (Police campaign)
- Mission DLC including vehicles and outfits (10-45 mins):
- SWAT Pack (20 cop missions)
- Street Racer Pack (3 races)
- Police Protection Pack ("High Speed" mission)
- Martial Arts Pack (Fight mission)
- Triad Enforcer Pack (High speed and fight missions)
- Wheels of Fury Pack (Supercar missions)
- Weapons and moves including outfits:
- Drunken Fist Pack (Fighting style)
- GSP Pack (Flying Punch)
- Screen Legends Pack (Sword)
- Tactical Soldier Pack (Assault rifle w/ grenade launcher)
- Square Enix Character Pack (3 weapons)
- Monkey King Pack (One-handed staff)
- Cosmetic DLC:
- Deep Undercover Pack (Suit, car, CB radio decoration)
- Retro Triad Pack (Outfits, van)
- Gangland Style Pack (Tattoos)
- Movie Masters Pack (3 costumes)
- Law Enforcer Pack (2 outifts, 5 vehicles, baton)
- Pay-To-Cheat:
- High Roller Pack (Suit, car, money)
- Top Dog Silver Pack (XP boost)
- Top Dog Gold Pack (XP boost)
- The Red Envelope Pack (Money collectibles)
- Free DLC:
- Community Gift Pack (Outfits, car)
- Ghost Pig Pack (Outfits)
- Valve T-Shirt Pack (Outfits, PC only)
- High Resolution Texture Pack (PC only)