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Memorial Day & Limited Support Notice
Merchant Automotive will be closed for Memorial Day. Orders placed after Friday, May 23rd at 3 PM EST will ship starting Tuesday, May 27th.
Please note: Phone support will be unavailable Thursday and Friday, May 29th–30th. For assistance, please email support@merchant-automotive.com.

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SKU: 
10224

Merchant Automotive DSP5 Switch, Duramax | 2006 - 2010

$44.94

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Product Information

The DSP5 Switch by Fish Tuning for your GM 6.6L Duramax is designed to work seamlessly with EFI Live Tuning on your LBZ or LMM.  It allows you to change your tuning on-the-fly, offering greater flexibility. Please note that tuning is not included—you must have DSP5 tuning already installed to use this switch.

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