Thread: intake filter question please helppp

4" thin wall pvc is 4"i.d not o.d ran into same problem with a spectre filter as they wont stretch much. I said F it and bought a JMB Intake.

Originally Posted by Fivefingerdeathpunch

no charts, but someone did do the whole dyno thing on all of them and they are all the same, no different in performance

Umm, the open cone out performed all of them...I think you missed something.

Originally Posted by djrepoman

I bought a JMB Intake.

I'm sorry.

Originally Posted by bluegtp91

Umm, the open cone out performed all of them...I think you missed something. ?

I was just trying to get the point across that buying a fancy intake is a waste of money. And what was it like .5-1h hp different for the open cone.