New Supercars rules to be introduced for next season have been welcomed by the team they're designed to slow down.
DJR Team Penske has dominated the 2019 season, with Scott McLaughlin and Fabian Coulthard winning 20 of 32 races in their Ford Mustangs.
In 2020, downforce on cars will be reduced by 15 per cent and engine rebuilds will be capped at three per season to try to make races more competitive. There will also be modifications to suspension.
Coulthard, who finished fourth in the 2019 drivers' standings behind McLaughlin, embraced the changes.
"It's going to be good.