US MX 21 K2

Designed for Motocross outdoor PRO 4-stroke engines and Supercross indoor running at high rpm, US MX 21 K2 Unleaded Racing Fuel provides excellent vapor lock protection, and high combustion speed and energy — giving stronger acceleration during throttle transitions. The high quality components and multifunctional additives provide carburetor and fuel injector detergency and valve cleanliness.

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