طقم إدخال الصوت 99db كاتم RS-4، 1.625 بوصة (INS-10-K)

The lower decibel level is perfect for my neighborhood, and the fit on the 1.625" pipe was spot-on with the included hardware. Cured the excessive noise without killing all the power.

Installed this insert kit on my RS-4 and the sound dropped just enough to pass our local track's noise limit without losing that deep tone. The 1.625" fit perfectly with no extra shims needed.

I needed to quiet down my exhaust on a track day and this insert dropped the decibels just enough to pass sound check without killing all the power. The machined fit into the 1.625" outlet was precise, no filing or hammering required. Installation took about 20 minutes and the difference in noise le