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K1 Laboratory


Based on data from full scale wind tunnel testing,
the K1 Laboratory Ducktail Spoiler is designed to work in conjunction with
GT wings to increase rear downforce while reducing drag.
Its aerodynamic effectiveness has been proven on demo cars from
the Arvou S2000 to the Top Fuel S2000RR.

Available in either FRP (Black Gel Coating) or Carbon Fiber finish.

Carbon Fiber - Out of Stock
FRP- In stock

Choose Duck Tail




Top - FRP
Bottom - Carbon Fiber


Back of duckbill


Shown in FRP, great fitment.









Shown Painted



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