Thread: MetroMPG's Honda Insight boat tail extension (cardboard) tuft video; ABA test +9.7%
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Old 05-28-2013, 02:15 PM   #156 (permalink)
euromodder
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Quote:
Originally Posted by freebeard View Post
/silly vortex generators
They're not silly.

A simple strip of 1 to 1.5 mm high VGs undeniably changed the air flow pattern on Hägar's A pillar and side windows, quietening wind noise as well.
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