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Old 03-28-2010, 11:20 AM   #3 (permalink)
5speed5
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Join Date: Feb 2010
Location: Los Alamos, NM
Posts: 134

TBSS - '08 Chevrolet Trailblazer SS 2WD
90 day: 19.36 mpg (US)

Wife's car - '09 Chevrolet Impala SS
90 day: 22.96 mpg (US)

Big Blue Hippo - '06 Chevrolet HHR 2LT
90 day: 45.99 mpg (US)
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They have the usual metal clip retainers. They're very easy to install...no tools needed,
just align the valve stem with the slot on the hubcap and then tap it on with the butt of your hand all the way around.
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