Stainless Insert Brand_Zip-Ty These plugs are made out

These plugs are made out of billet aluminum and are anodized red for that factory look

his irons reflect this knowledge and experience

oiled metal finish requires some maintenance

Leaning the bike over and pivoting from one turn to the next is more efficient while providing better control when riding off-road

Recommended for racing or modified liquid cooled or air cooled 2-cycle engines

Stainless Insert Brand_Zip-Ty These plugs are made outSize: 4" Flat Base (496) Stainless Insert Description: The Pro Circuit Stainless 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 Inserts will NOT fit older model end caps.