Quote:
Originally Posted by soxfan143
Because I'm turbo. And when I use the 5w-30 the turbo smokes a little and GReddy recommends 5w-40 oil with this car and their kit to protect the turbo seals and bushings. And I'm ALWAYS driving this car HARD and I just feel better with a heavier weight oil in the hot summer months that are coming up. But thanks for the response.
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In that case, I would recommend AMSOIL AMO 10W-40. It is a much tougher oil than the 5W-40.
It is actually the oil we used in our Bonneville Salt Flats car which is a 2.3 Turbo'd putting out over 1400 HP
The difference between 5W-40 and 10W-40 is at 32 Degrees F.
Doc