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Old 07-31-2008, 12:14 PM   #3 (permalink)
Master EcoModder
wagonman76's Avatar
Join Date: Jun 2008
Location: Northwest Lower Michigan
Posts: 1,006

Red Car - '89 Chevrolet Celebrity CL 4 door
Team Chevy
90 day: 36.47 mpg (US)

Winter Wagon - '89 Pontiac 6000 LE Wagon
90 day: 28.26 mpg (US)
Thanks: 8
Thanked 17 Times in 16 Posts
If youre just testing it out right now, and its a small lightweight spoiler with a large contact area, Id just use adhesive. But anything larger, and/or if you plan on keeping it on when temperatures drop this winter, Id use screws.

Winter daily driver, parked most days right now

Summer daily driver
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