General Motors will once again have one of the biggest displays at the upcoming SEMA Auto Show with no less than 28 modified cars, trucks and SUVs set to grace its stands. This year GM will be presenting a ‘green’ performance theme by unveiling a slew of modified cars capable of using E85 ethanol and ultra-efficient sports cars. The lineup will be headlined by an E85-powered Corvette Z06 owned by Jay Leno and packing a 8.2L V8 developing over 600hp. Also on show will be 500hp turbo Ecotec engines and a new Pontiac concept.
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