Originally Posted by
wingracer
They are all pretty universal except some Sirio's use four springs.
https://www.carolinasrc.com/webstore...idproduct=4383
how about that one, it says "his FLS manifold easily connects to the Ninja FLS pipe (MUGMR15004) via twisting. "
so Im thinking there might be a problem sticking that specific one onto a JP4 pipe..