In this case, I'd guess it is the length of the wire separating the two. I am also too lazy to go through the clicking, but the two cars identified have sensors in different places.
Then I felt guilty about being lazy. They are both universal style with wires about 2 feet long, so that's not the difference, according to the slightly better-than-none-at-all descriptions in this catalog: Street Performance
Got me, but it isn't titania vs zirconia.
--
Art Benstein near Baltimore
While driving yesterday I saw a banana peel in the road and instinctively swerved to avoid it...thanks Mario Kart.
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