Street port RX-7
MY 86 Mazda RX-7 at idle with a little revving.
13b big street port
3inch straight pipe with apexi muffler
2017 Mazda RX 7
Please watch: "2018 Audi Q3 exterior, interior, drive on the road" https://www.youtube.com/watch?v=Cyt1kucGyk0 -~-~~-~~~-~~-~- 2017 Mazda RX-7 very modern sports car. All drivers expect a lot from this vehicle. http://www.2016bestcars2017.com/2017-mazda-rx-7-price-and-redesign/