サウンドインサートキット RS-12 マフラー、1.500インチ (INS-30-K)

Swapped these into the RS-12 to get a quieter setup on the job site, and they fit perfectly without any mods. The low-volume kit does exactly what it says, and the decibel drop is noticeable enough that I don't need earplugs for short runs anymore.

The decibel reduction is just right for my setup—not too loud or too quiet. The 1.500-inch insert fit snugly into my RS-12 muffler, and the whole kit was straightforward to install. Exactly what I needed for the job.

Installing this low-volume insert kit was straightforward, and the decibel reduction is exactly what I needed for my setup. The 1.500" size fit perfectly with no extra modifications.