SPE ECOSTREET CUSTOM SCT TUNE
SPE EcoStreet tune is an excellent tune for the daily driven truck. Its great for the customer with a heavy foot that doesn't want to smoke everywhere they go, or people who want a clean burning tune that makes great power. The converter locks up early and the trans shifts smooth its a very enjoyable tune for daily driving. If you want a quick shifting trans tune with great gradual usable power then this is the tune for you.
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