The vehicle was plagued by transmission problems throughout its career, and the works team's drivers' driving styles did not suit the car's handling characteristics.

[4] The 2005 season was more successful, and Peugeot was a serious challenger for the manufacturers' championship, leading the championship after round 10, but the challenge faded after Markko Märtin's retirement from rallying following the death of Martin's co-driver Michael Park during the 2005 Wales Rally of Great Britain.

[7] A private undertaking by seasoned Peugeot preparatory firm Bozian Racing, dubbed OMV Peugeot Norway World Rally Team, largely assumed responsibility for the running of WRC specification 307s for the following season of 2006.

Stohl impressively placed fourth in the overall drivers' standings, and the 307 WRC took seven podiums by privateer teams that season.

On stage 15 of Wales Rally GB, Märtin lost control of his 307 WRC and collided with a tree, killing Park instantly.