Stainless Quiet Insert - 3.5" Base

Size: 3.5"" Base (Quiet Insert w/Spark Arrestor)

- The Pro Circuit Stainless Quiet Insert is available in multiple sizes to make your motorcycle quieter, without the loss of power.
- These inserts are available for both the 4"" canister and 3.5"" canister.
- Call for applications.
- Note: 2007/2008 Stainless Quiet Inserts will NOT fit older model end-caps.