Webber: RBR will stick to new exhaust

Mark Webber expects Red Bull Racing to focus on the latest specification exhaust package in the long-term despite team-mate Sebastian Vettel reverting to the team's original 2012 set-up for the Chinese Grand Prix. Red Bull decided to run one package on each car in China on Friday to gather comparative data, and Vettel opted to continue with the older version because even though it produces less downforce, it creates a more consistent balance

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