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The GDP DSP5 switch is intended for use with existing Efi Live tuning for any 2001-2010 GM Duramax. Your tuning must be setup for switchable (shift on the fly) tuning. Important Note: Please verify that your tuning is setup to work with a dsp5 switch and select the correct option for your application above! Features & Benefits: Shift On The Fly Tune Selection Includes Everything Needed For Installation
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🇺🇸 Ship from USA · On Agora since 2025
$55.00