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Based on the large Monster muffler design, EC Twin Slash Monster slip-ons feature the signature Vance & Hines twin slash end treatment and full coverage heat shields to ensure a blue-proof show quality finish. EC Twin Slash Monster slip-ons are type-approved for all 2009-2011 Harley-Davidson Touring models equipped with the Twin Cam 96 powertrain, and utilize an innovative four-stage sound insert to meet the strict sound level standards enforced in the European Union.
Based on the large Monster muffler design, EC Monster Oval slip-ons feature CNC machined billet endcaps and full coverage heat shields to ensure a blue-proof show quality finish. EC Monster Oval slip-ons are type-approved for all 2009-2011 Harley-Davidson Touring models equipped with the Twin Cam 96 powertrain, and utilize an innovative four-stage sound insert to meet the strict sound level standards enforced in the European Union.
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