Recently changed aos and had my 2007 base running sweet thought I’d treat the car to super unleaded rather than the usual standard unleaded after filling with a full tank I now have lots of white smoke in start up will this gradually disappear?

I have been using Blackstone for quite some time but after the recent video on bore scoring I decided to give Speediagnostix a try. I took the oil samples almost at the same time so there should be no difference in the oil being sent to each. One thing I did notice on the Speed report is that...

Just got this yesterday. DTC severity 2 of 3. Not sure what to make of this. Gas cap and oil cap are secure. Fuel economy was 8.1 liters per 100 km (29 miles per US gallon) No loss of power on acceleration up hills and passing. All codes were cleared at my oil and filter change approximately...

I drove my 2007 Cayman S on the street for the last time today coming back from a time attack at Button Willow. I've decided I want to race and the car will be on the trailer tomorrow to get a proper roll cage and other mods to race in POC's GT3 or GT2 class. I'm looking at a VW GTI as it's...

New to me 987.1 Boxster S needs new 18" tires all round. 235/40/18 and 265/40/18. I'm trying to decide on what to get, its not a track car. Has anyone tried Federal Evoluzion ST-1 or Kumho Ecsta PS91? Thanks, Julian