fuel mileage module? worth a crap?
11-07-2007, 05:17 PM
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Join Date: 11-06-2007
Location: NC
Posts: 6
fuel mileage module? worth a crap?
i was messing around on ebay and ran into a module that claims better fuel mileage, heres link http://cgi.ebay.com/ebaymotors/SAVE-...spagenameZWDVW and i know k and n are good filter, got one in my chevy truck but does it help out mileage on the hhr, at 3.00 bucks a gallon i gotta try to get all i can.
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