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Old 08-16-2013, 02:41 PM   #1 (permalink)
Leuz
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Join Date: Nov 2012
Location: NorCal
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Drives: Bunny
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Default The good and the bad: mods+uprev lost power (SOLVED)

Hi people,
so I just installed few bolt-on breather mods:
- CAI (already there, just opened from 2.5'' to 2.75'', see AAM ones)
- HFC + CBE
and got an UpRev tune.
The Good: here is the current dyno (red), compared to stock (blue).

The Bad: despite that dyno chart, the car feels slower. Acceleration is smoother than before but it definitely feels like it has lost power.
Example: today I was driving 70mph in 6th gear and tried to floor it, car was not making it past 3k RPMs. I also tried to pull a 0-60 (disclaimer: not in traffic), it took more than 8secs. I was like "wtf, do I have a V-TEC?"
Anyway, I think this has to be the tune. I will contact the shop which did the job but if you have any idea or experienced the same, just throw it in here.
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2013 PW 370Z Touring+Sport, NAV
Tint 35% side, 18% back | RJM clutch pedal | ZSpeed SS lines | Stillen Gen3 CAI | Fast Intentions HFC and TDX 12'' CF CBE | UpRev

Last edited by Leuz; 10-09-2013 at 02:58 PM.
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