2001-2004 Duramax LB7 DSP5 Switch (FTDSP5LB7)

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DSP5 Physical Switch LB7 A switch that comes with blue and black wires, specifically used only for LB7. FITS GM Duramax LB7 | 2001 - 2004 ADDITIONAL INFORMATION NOTE: The switch is only intended for use with EFILive® tunes and specified year above. Show more