Installation

Extract to C:\Program Files\Steam\steamapps\YOURE USERNAME\counter-strike source\cstrike

or C:\Program Files\Valve\Steam\SteamApps\YOURE USERNAME\counter-strike source\cstrike

If you do not want the scope just remove the file v_AWP_scope_ref.vtf from C:\Program Files\Steam\steamapps\YOURE USERNAME\counter-strike source\cstrike\materials\models\weapons\v_models\snip_awp

Credits

kickthedonkey
Buckweat (camo texture)