2-into-1 4.5in. Big Bore Exhaust - Black. Fits Touring 2017up. F47-HB3305012C Part Numbers BCM-7342 and JGI-12067-A

Part Numbers BCM-7342 and JGI-12067-A (Sprocket has full contact width spline)

* Will also fit 84-93 models if a vacuum source is tapped

the OEM piston jets are one of the weakest links in the engine

* Provides limited cosmetic vehicle protection from low speed tip overs

2-into-1 4.5in. Big Bore Exhaust - Black. Fits Touring 2017up. F47-HB3305012C Part Numbers BCM-7342 and JGI-12067-AFeatures & Benefits: * 4. 5" high flow performance rolled cone muffler with stepped baffle from 2 to 2 inches. Increases bottom to mid range torque and horsepower on all motors. Tuned properly can accommodate 88" to 143". * 065 stainless steel headers stepped from 1 " to 1 7 8" to 2" at the collector * Hand tig welded from top to bottom * Machined stainless steel header collars * 18mm o2 bungs with 12mm adapters, allows for stock or wideband sensors *