VALVETRONIC MUFFLER

Now you can control your exhaust sound using your smartphone XPOWER APP😍

⭕️Button ON ➡️ SPORTY EXHAUST SOUND 

🚫Button OFF ➡️ SILENT SOUND 

⭐️Recommendation⭐️

Inlet 2" suitable for 1.0-1.6cc

Inlet 2.5" suitable for 1.8-2.5cc

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