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Advanced Fuel Dynamics PROFLEX Direct Flex Fuel Systems

4.5 out of 5 stars 6 Customer Reviews

Advanced Fuel Dynamics PROFLEX Direct flex fuel systems equip your GM vehicle to start making more power. The installation is simple, and with an easy unlock tune your vehicle can start running high performing E85 or any blend of E85 and gas. If you're still running on gas, you're running behind. Advanced Fuel Dynamics PROFLEX Direct flex fuel systems offer full, true flex fuel capabilities and better performance for your GM vehicle.

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