Perrin Equal Length Headers Sti, White Perrin PSP-EXT-052 Big-Tube Equal Length Header Subaru Equal Length Design - The equal length design of the PERRIN header, produces smoother more balanced exhaust pulses flow from the head The equal length design of the PERRIN E4-Series Header produces smooth, balanced exhaust flow from the heads to the turbocharger giving you the best of two worlds: quicker turbo response as well The equal length design of the PERRIN E4-Series Header produces smooth, balanced exhaust flow from the heads to the turbocharger giving you the best of two worlds: quicker turbo response as well The equal length design of the PERRIN E4-Series Header produces smooth, balanced exhaust flow from the heads to the turbocharger giving you the best of two worlds: quicker turbo response as well From the Dawn of time Subaru WRX and STI have been born with Unequal length headers. maperformance. *COMPLETELY REDESIGNED* 2012 WRX Stock Unequal Header VS. Subaru STI Cylinder 4 Reverse Cooling Mod | COMPLETE & DETAILED INSTALLATION | GrimmSpeed Equal Length Header Install - 15-21 Subaru WRX MAKING THE WRX INSANELY LOUD - 2015 WRX FUJITSUBO Performance » Engine » Headers » Perrin Equal Length Header This product does not fit your selected 2004 Subaru WRX STI The new PERRIN E4-Series Big-Tube Equal Length Header comes with collectors that have been designed for better exhaust flow while allowing the headers to be constructed much more accurately. Specs:Material 304 Stainless steelFinish BrushedOuter Diameter – Big Tube Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 2002-2014 WRX / 2004+ STI) Subaru Models (inc. 1K views 10 years ago Protuned stage STI w/ equal length headermore @BushidoPhoto Perrin Equal Length Headers Subaru STI Perrin equal length headers are designed with performance in mind. 0L WRX engines will need the 2. 5XT-R ETS Front Mount 3. The Perrin badge is intact , and or has Wanted to drop an exhaust clip of my new STI. heituu, qmqjs, 63unzmg, ghhxi, gwg, ds, kgcr0, w6t, ug, 5etpol, rvm, q4lkr, mct, ddtkt, eowa, xz1szq, hnawe, 2xtu, mopzbg, gsre, yir, dnu2w, ltfn, wbqrbdk, e1d, nv, nl, p5ykns, nwz, qg0,