Decibel Killer for Toce Razor & Double Down Canisters Toce Performance dB Killers for all Razor Canisters Decibel Killer Muffler Insert reduces the volume by 9-13 dB, pending on application.These units are designed to reduce sound output without hindering performance..It is installed between the Canister... MSRP: Was: Now: $79.00 Add to Cart