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2022-2024 Aprilia Tuono 660 Factory - - 2022 Aprilia RS 660 Limited - - 2021-2024 Aprilia RS 660 - - 2021-2024 Aprilia Tuono 660 - -
4" straight-style performance muffler body with 2-1/2" x 16-1/2" baffle and black billet end cap with contrasting machined flutes
Round horn covers replace the stock "cowbell" cover found on most 91-16 Big Twin and XL models (uses stock horn)
Tunable end caps allow for fine-tuning of power delivery for different types of riding and terrain
Premium sintered metal brake pads designed for H-D motorcycles
PRO CIRCUIT T-6 Muffler YZ450F 2014 - 2017 0131645A Transmission Shifter Rod Lever 2022-2024 Aprilia Tuono 660 FactoryT 6 Stainless Slip On Silencers are designed for a rider looking for an inexpensive, easy to install, durable performance silencer that can bolt onto their stock headpipe Constructed of stainless steel throughout the mid pipe and end cap while the canister is constructed of aluminum for increased durability Machined aluminum muffler bracket for increased strength and durability Asymmetrical muffler configuration for increased packing volume A