u7140 268655
06 Mustang GT
FRPP/Steeda 90mm CAI
91 octane tune (+1 for 92 octane)
Steeda underdrive set
Last Dyno-285 RWHP

:) Happy so far, everything trouble free. I need more HP. Looking to install BBK ceramic longtubes and the non-catted off road x pipe. Can I use my current tune or do I ...

IMO, skip it, save for some longtubes. You'll need a tune for them as well, but you'll see good, solid gains for sure.

It may add 5 rwhp or so, but it will also likely require tuning and could lead to driveability issues.


Thanks Man! You have been "spot on" on everything relating to my HP ...

u7140 268655
06 Mustang GT
FRPP/Steeda 90mm CAI
91 octane tune (+1 for 92 octane)
Steeda underdrive set
Last Dyno-285 RWHP

Is the Ford Racing 62mm throttle body worth my time and money as far as HP increase? Will I need to change my tune for this? If I get headers instead, do I need a tune for them?

u7140 268655. 06 Mustang GT. No mods except Steeda FRPP CAI predator package. Loaded the Steeda 91 octane tune and filled up with 92 octane. Very Happy! However, there is no 91 octane available in area. Only 92 with 10% ethanol.

What would I gain by advancing the global timing by 1? More power or ...