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  1. C

    Oil Filter opinion

    Ok, I've been using K&N HP-1001 oil filters on my GTP since it got it's first oil change at 500 miles. For the last change, I followed the advice of a number of the guys on the Club GP forum and went with the longer HP-2001 filter for the added filter surface area and corresponding...
  2. C

    Best oil for GM 3.8L?

    Ok, a little background on my car. I have a 2001 Pontiac Grand Prix GTP with the supercharged 3.8L engine. The car has an intermediate level of engine, exhaust, and PCM modifications and is used mainly as a pleasure vehicle. It comes out when I want a nice vehicle for a date, to play on the...