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Does anyone know the gains people get from a PRM JetStream Intake on an S2000? I have heard 8HP but I have never seen graphs or heard this from anyone who was doing anything more than guessing.
There is yet to be a definitive dyno result for the PRM. I lost HP with mine, which I gained right back, same dyno session, by just changing the filter. Remembe, there can be up to 5hp difference between cars from the factory. So, the test should be done on the same car, same dyno day, before and after. To date, mine is the only one that has met those conditions and the PRM failed miserably.
Now, another member did the same thing, but he reset the ECU between runs...which invalidated the findings.
Here's my car. Run #1 is with full PRM system. Run #3 is minus the PRM filter portion, replaced by an AC brand filter. No back-to-back with stock airbox, however. Anyway, with the PRM I loose 3.68 lb-ft at the top end (5.8hp) but gain 7.25 lb-ft on the low end (7.29 hp.) So I'm pretty happy with it. Beats me why this is, however.
Originally posted by 2Ting
I hear it sounds great though....
Now THAT I can attest to. I've heard an AEM on the S2000 and the PRM sounds richer (less tinny). I haven't heard any other intakes to compare it to though...