Our F1 2019 Season Review on Mercedes-AMG Petronas Motorsport.

Mercedes may have stumbled in pre-season testing but it ended 2019 on a stratospheric high in joining F1’s list of elite constructors’ - with a record six-consecutive world championship doubles.

Following which, Lewis Hamilton flew to Kuala Lumpur, in Malaysia, with teammate Valtteri Bottas - to thank fuels and lubricants partner Petronas, which played a big part in engine development. Watch the video, and tell us what you think in the comments...

Subscribe to The Inside Line Channel for the latest clips:
https://goo.gl/m6edwg

Visit our official site for all the latest Formula One news:
http://theinsideline.com/

Follow @TheInsideLineHQ on Facebook, Twitter and Instagram.