Screamin' Eagle® Stage IV Street 
Performance Kit - Sportster® Models

Maximize the horsepower and torque available for your street-legal Sportster® model. This complete engine package includes all the components you need to build a high-performance ride while still retaining the original factory warranty. Installation does not require removal of the powertrain from the chassis. CNC-Ported Cylinder Heads with Performance Valve SpringsScreamin' Eagle® XL SE-585 CamsForged Hi-Compression 10.5:1 Pistons and Rings58mm Throttle Body and Intake ManifoldTop End Gasket Kit All EFI-equipped models require dealer-installed ECM calibration download or use of the tunable Screamin' Eagle Street Tuner Kit* (priced separately).Fits '14-later XL1200 models. Requires separate purchase of accessory 58mm air cleaner. Model year '16 pending 50-state certification approval.