Do 4 4 2 1 Headers
magnaflow 15646 with pacesetter 4-2-1 headers. JDL 4-2-1 EL header with TRD Quad catback exhaust. Exhaust Manifolds vs. Headers: How much power will you gain? #headers #exhaust rsx 4-1 vs rsx 4-2-1 kpro vs kpro (ebay headers are better!) Most S2K headers are a waste of money. If you want actual gains buy the Unicorn header. It will net slightly more than the usual 6-10hwhp. ...