Gamballa makes a Bi-Turbo or Twin turbo for our 2.7 L. It's not cheap but very powerful. I would still go with a Supercharger for a V6 car though. Turbos are great, but I think they work better on 4-Cyl engines. It's all about the compression ratios.
Last edited by porsche986spyder; 05-10-2007 at 08:22 AM.
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