The Porsche Expansion Add-on for Forza Motorsport 6 has 19 achievements worth 250 gamerscore.
Complete all Porsche Showcases
Complete 40 laps on VIR in Multiplayer
Play VIR in Multiplayer
Equip a Porsche Badge
Fully explore the Porsche 919 in Forzavista
Finish "The Future" Era
Finish "Motorsport Next" Series
Race a mid-engine Porsche in Multiplayer or Free Play 10 times
Race the Cayennne or Macan in Multiplayer or Free Play 10 times
Race a front-engine Porsche in Multiplayer or Free Play 10 times
Complete 1 Porsche Showcase
Finish "Supercar Synthesis" Series
Finish "Growing Excellence" Series
Finish "The Evolution" Era
Finish "Racing Dominance" Series
Finish "Building Innovation" Series
Finish "The Origin" Era
Finish the Porsche Anthology Initial Experience Race
Set a lap time under 1:30 at VIR Full