Originally Posted by
Sleeperlx
You can build a high compression d series, the auto transmission don't hold up well on boost.
If you were going to do turbo I would recomend a 5 speed conversion.
okay..I was heading in that direction as well, so how much?
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2008 CHEVY COBALT SS TURBO
FULL BOLT-ONS AND TUNED WITH STOCK TURBO
24SPI HP-TUNE by Terminator2 (317WHP/387WTQ - 12.9 @112MPH)
LOTS OF NEW PARTS, 63K MILES AND COUNTING $13,000 OBO