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    More power for Silverado 5.3L??

    For a tune go to black bear performance. They custom tune to your mods and can take out the TM. They've done plenty so a dyno isn't nessecary.Also headers are a big help. I've heard a cam swap can make them come alive. I had an 05 that had everything but the cam and it ran hard but with 3.42s it...
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    "NEW" Yamaha 180 Hp Turbocharger Kit

    had my mpi turbo out for A shake down run yesterday and.......... it was perfect! went about a 100miles. boost was 4 1/2 to 5 lbs without any adjustment. no lean spots in the fuel map. just flat out ran great. it pulled way hard and in the deeper firm snow it had no trouble at all standing on...
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