NA Miata Stock vs Yonaka Exhaust Sound Comparison

Use good headphones or sound system with good bass to hear the low tones accurately)
The first minute is the OE style muffler with 1.75" piping. It had a descent burble and tone. At 0:57 is the Yonaka Catback System 2.5" It was purchased from here (not affiliated, just the best price):
www.tunersports...