- Manufacturer: Pro Circuit
Pro Circuit Stainless Quiet Insert
- 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.
Note: 2007/2008 Stainless Quiet Inserts will NOT fit older model end-caps.
Manufacturer Part Number: PC4003-0002