HPA C7 Z06 9 sec package
#21
Former Vendor
Thread Starter
Call today to schedule your package installation today!
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HorsePowerAddicts (06-06-2018)
#23
Former Vendor
Thread Starter
Call today to schedule your package install.
HPA stocks all parts ready for your C7 Z
HPA stocks all parts ready for your C7 Z
#24
Former Vendor
Thread Starter
Thank you to all who has scheduled.
#25
roughly how much HP and torque are you picking up over stock with this package and your tune typically? Any before and after dyno charts?
Thanks
-Mike
Thanks
-Mike
#26
Former Vendor
Thread Starter
#27
what about norcal ss's catless downpipes? i agree lt headers are overrated