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Old 07-02-2012, 07:25 PM   #2
Yellow Glove Drifter
Noodlebrain's Avatar
Join Date: Jan 2011
IGN: WheelieRider
Guild: 『 Eminent 』
Location: California
Posts: 69


They're kart upgrades.
They can improve or change many stats of your kart, including how the booster looks, handling, speed, etc.
KKR IGN: WheelieRider
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