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Screamin' Eagle Stage IV Street Performance Kit

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Product Details


Maximize the horsepower and torque available for your street-compliant 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.

  • Black Non-Highlighted Heads
  • Installation of this Stage IV Street Performance Kit does not require removal of the powertrain from the chassis
  • Includes CNC-ported cylinder heads with performance valve springs, SE XL SE-585 cams, forged hi-compression 10.5:1 pistons and rings, 58mm throttle body and intake manifold, and top end gasket kit
  • All EFI-equipped models require dealer-installed ECM calibration download or use of tunable Screamin' Eagle® Street Tuner Kit (priced separately)
  • Recalibration is required for proper installation, See Dealer for details, Labor cost not included
  • When installed by an authorized Harley-Davidson® Dealer at the time of vehicle delivery, these kits do not impact the vehicle’s limited warranty


Fits ’14-later XL1200 models. Requires separate purchase of 58mm compatible accessory air cleaner. All models require ECM calibration for proper installation. '17-later models require recalibration with Screamin' Eagle® Pro Street Tuner (sold separately). Pending regulator approval for '19-later models. Refer to the product information at www.H-D®.com/shop for status.

Intermountain H-D Part#:


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