Borla 11921 BOR Axle Back Kit ATAK electrical-electrical-components-ignitions-cdi-modules 2017-2018 BMW R nine T

2017-2018 BMW R nine T Pure

Thanks to custom-molded OEM connectors

1989-2019 Yamaha YZ125

MX Series chain

The bolt uses SS304 stainless and press-fit nut

Borla 11921 BOR Axle Back Kit ATAK electrical-electrical-components-ignitions-cdi-modules 2017-2018 BMW R nine TThis system features the aggressive ATAK(r) sound with no drone inside the vehicle. The 2. 75" diameter (1 tail pipe on each side is 2. 5") system has dual tips on each muffler assembly and will fit vehicles with Dual Mode Exhaust (NPP) valves but it does NOT include NPP valves. Adapter kit 60605 can be used to add NPP valves this Axle Back system. It may be used with the dual tip lower bumper cover to convert a single, split rear exit to a dual split