Best Mazda RX7 exhaust sounds in the world. 13B ftw!

Best Mazda RX7 exhaust sounds in the world. 13B ftw! 2002 Mazda RX7 FD3S Fujitsubo catback exhaust (https://www.youtube.com/watch?v=_hhImzOrhL4) by http://www.youtube.com/channel/UCa-HdHqlp1wYKIa7iOTG59w 1985 FB Rx7 Chevy 350 (https://www.youtube.com/watch?v=cm08uKhqF9w) by http://exhaust www.youtube.com/user/pimbuk 1989 Mazda RX-7 Turbo II (https://www.youtube.com/watch?v=8dEKcwb5mUE) by http://www.youtube.com/user/ksolomon6162 Mazda RX7 (https://www.youtube.com/watch?v=DHQKrMP1r-M) by http://www.youtube.com/user/Qethox Mazda rx7 fc3s s4 racing beat headers presilencer apexi exhaust (https://www.youtube.com/watch?v=LIHIlxcbY5w) by http://www.youtube.com/user/celbii Best Mazda RX7 exhaust sounds in the world. 13B ftw! Picture (thumbnail): by http://www.pakwheels.com/forums/vehicles-bikes/190793-wtb-rx-7-fd-3s