Valvetronic Designs Exhaust Valve Controller for Audi R8, RS4, RS5 and Lamborghini Gallardo / Huracan [AUD.LAM.EVFC]
$299.00
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Valvetronic Designs plug-and-play valve controller for Audi R8, RS4, RS5 and Lamborghini Gallardo / Huracan that overrides OEM logic to provide full manual control—100% open or 100% closed—and works with factory or retained-valve aftermarket systems.
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