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Thread: OBS to LSx conversion

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  1. #21
    Join Date
    Oct 2010
    Location
    Southern California
    Posts
    160
    Is there a part number for the brake booster vacuum hose if your putting in a 5.3 into a OBS, using the truck manifold? Do I just buy a vacuum hose to fit?
    Last edited by HRV-LS1; 03-31-2013 at 06:04 PM.

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