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  1. Boost Valves'

    01-04.5 LB7 Duramax Powertrain
    Hey Guys I know About the PPE Boost Valve But Im Seeing Alot Of "Pros&Cons" I Found This 1 Seems Very Practical DIY Manual Boost Controller - Honda, Acura Tech Website, tutorials, tuning and HOW-TO's. Drag racing, street racing, road racing - C-speedracing.com What Would Be The Max Boost...
  2. 09 sierra 2500hd possible problems ( sound )

    General Discussion
    about a month ago i bought an 09 sierra duramax with about 1015km on it. it was used by Vanoc during the olympics in Vancouver and later put up for sale by a dealership. i got a good discount on what seemed to be a barely used truck. as soon as i got it and drove it home about 10 blocks away...
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