- B99
B99 may refer to :
*Bundesstraße 99 , a German road
*Katschberg Straße , an Austrian road
*Sicilian Defence, Najdorf Variation , according to the list of chess openings
*Lola B99/50 , a race car
*Beechcraft Model 99 , an airplane
* an alternative name forGTSE1 human gene
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