FSCM Tune Bolts Body Shape: 5in

Body Shape: 5in

Gains of over 10HP have been seen along with a substantial drop in knock

ours is much better options than buying the cheaply made knock offs

no one supports their customers like this

FSCM Tune Bolts Body Shape: 5inThis is intended for people with an HPTuners interface, it is intended for them to read their FSCM file and email it to us for modification. This will require using 1 HPTuners credit which can be found here. This single credit is not included with the standard ZZP tune. The modifications can include: Increasing desired (low side) fuel pressure at high load. Decreasing desired (low side) fuel pressure at low load. (to help big injector cars maintain a