Posting 2 videos I really enjoyed watching.
Video #2 follows on #1.
Video #1: Talented BMW Tech Diagnoses, Repairs and Tunes A Mint E39 M5 For A 139 HORSEPOWER GAIN On The Dyno!
[video=youtube]
Video #2: DYNO BATTLE! Daily Driven 409,000 Mile E39 M5 VS Garage Queen 78,000 Mile E39 M5
[video=youtube]
Video #2 follows on #1.
Video #1: Talented BMW Tech Diagnoses, Repairs and Tunes A Mint E39 M5 For A 139 HORSEPOWER GAIN On The Dyno!
[video=youtube]
Video #2: DYNO BATTLE! Daily Driven 409,000 Mile E39 M5 VS Garage Queen 78,000 Mile E39 M5
[video=youtube]