Straight Exhaust vs. H-Pipe vs. X-Pipe! – Engine Masters Ep. 22June 26, 2017 by Cevon 0 Comments Videos Share on Facebook Share on Twitter Share on Google+ Share on Pinterest Share on LinkedIn This episode of Engine Masters presented by AMSOIL delivers the goods many viewers have asked for as we test the power of straight dual exhaust with no … Share on Facebook Share on Twitter Share on Google+ Share on Pinterest Share on LinkedIn Products You May Like