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  1. Automotive Industry & GM News
    If you're looking for a four-figure horsepower number for your Cadillac CTS-V, then great news. Hennessey Performance has modified the CTS-V's 6.2L supercharged V8. Because 640 hp isn't enough. The modifications list is long. A high flow supercharger, fabricated intake, custom camshaft, ported...
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