New.RapiChat.com - The Purpose of Powerstroke Tuning http://new.rapichat.com/story.php?title=the-purpose-of-powerstroke-tuning-2 A tuner, such as a sct tuner 6.0 powerstroke, is an after-market product for diesel vehicles. It is a chip that is read by the computer of the vehicle to make minor or major modifications to the programming. It improves four functions of the truck to optimize performance. There are several variations of tuners that are available in standard or customized versions. Four F Wed, 07 Mar 2018 14:30:10 UTC en