has anyone installed air-suspension on their volvos. i would like to be able to adjust my height as i do on my VW, but am not able to find any info.

thanks.

hello. i just did a search on this topic, but could not find an answer to my question.

Q: how can i add an boost gauge in my car? any information would be great!

thanks for the info. i will get the service manual and educate myself on the fantastic car.

also, should i use synthetic or regulat 10-40 oil?

edited

just checked amazon.com and no books on my s40 model. where else can i get this book from?

I would suggest oil changes at 5000 miles or each 6 months (unless gets pretty dark/black sooner) I have a 94 850 Turbo
Should be a sticker under the hood or filler door maybe about fuel, but I run mine at 89 octane no problem (but the fuel where I live in Canada is probably better quality, since I ...

hello. im a newbie here. just purchased a pre-owned certified s40. i love the car and enjoy driving it. however, i need help since i do not have a owners manual.

1)oil changes are recommended at what milage since i have a turbo?
2)does this turbo require premium 91 fuel?
3)and tuning parts ...