Cobra Powrflo 4-1/2" Slip-On Mufflers 6215 Each battery lasts 3-10 hours

Each battery lasts 3-10 hours (depending on setting)

MPN: QC6603

Equipped with RC-4 resonance chamber to reduce noise output

Title: 3 1/2" Slip-On Muffler

MPN: 1S50SS

Cobra Powrflo 4-1/2" Slip-On Mufflers 6215 Each battery lasts 3-10 hoursManufacturer: Cobra MPN: 6215 Title: Powrflo 4 1 2" Slip On Mufflers Size: Option: Color: Chrome 4. 5" bodies tapers to 4 inch round at the front 4. 5" machined aluminum, thin line tips 3" cores for superior performance Acoustical engineering developments allow an incredibly deep sound because of intense, class leading resonance absorption and prevention Use proprietary materials with specific acoustical dampening and thermal insulation properties The