Overview of Vance & Hines Quiet Insert for Twin Slash Ovals 4 1/2 in. - 21911
- Optional Quiet Insert for Vanes Hines 4 1/2 in. Twin Slash Ovals Muffler (DK Part No. 4404968)
- Requires baffle modification
O.D. on Front: 2 1/4 in.
O.D. on Back: 3 1/4 in. x 4 1/2 in.
I.D. of Center Baffle: 1 3/4 in.
Length: 19 1/4 in.
Can Baffle Be Used with Wrap: Yes
Wrap Included: No
Mounting Bolts Included: Yes (but rivets are)
Threaded Insert for Mounting: Yes
Mounting Bolt on End or Side:both (2 end and 4 side)
Specs for Vance & Hines Quiet Insert for Twin Slash Ovals 4 1/2 in. - 21911
Alternate/OEM Part Number(s):