6.6L LLY (2004.5 - 2005)

SPADE Tuner - 50 State Optimized Stock Tune incl EFI Live Spade LLY (2004.5-2005)

Switch on the Fly Tune Upgrade from Single Tune for EFI Live Spade LLY (2004.5-2005)

Transmission Tune Only for EFI Live Spade Duramax LLY (2004.5-2005)