MAGNAFLOW TRU-X CROSSOVER PIPES FOR 2011-2014 FORD MUSTANG GT 16398MagnaFlow Tru X pipe transitions are great for single dual, dual dual, and balanced tube applications. MagnaFlow's stainless steel Tru X crossover pipes represent a significant leap forward in technology over traditional H pipes. Their gentler radius allows for better exhaust gas scavenging, noise cancellation, and balance between cylinder banks. The results are a significant increase in power and torque but a reduction in dB sound levels the best of