[dvldoc]

You can expect gains around 20% to 30% which is the average for diesels you can gain more depending on nozzle size and mix. Of course you will gain more if your increase boost and timing. But we get a easy 20% on morst 4cly turbo diesels with no changes some have gained up to 50 to 60% between 1500-2500 rpms.

Varies vehicle to vehicle.