Sync Audio to 1080p Video

I’ll send you a 1080p video along with an MP3 track. Your job is straightforward: remove the existing audio completely, drop in my MP3 so it starts right at the first frame, and export the finished piece as an MP4 without touching the picture quality... (Budget: $30 - $250 USD, Jobs: After Effects, Audio Editing, Audio Engineering, Audio Mastering, Video Editing, Video Processing, Video Production, Video Services)