{"product_id":"screamin-eagle®-stage-iv-street-performance-kit-sportster®-models","title":"Screamin' Eagle® Stage IV Street \u2028Performance Kit - Sportster® Models","description":"\u003cdiv class=\"description\" itemprop=\"description\"\u003e\n\u003cp\u003eMaximize 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"extra-description\"\u003e\n\u003cp\u003eBlack Highlighted Heads.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Harley Davidson","offers":[{"title":"Default Title","offer_id":54652498411811,"sku":null,"price":2677.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/8518\/1731\/files\/1.jpg?v=1768265772","url":"https:\/\/newcastlehd.store\/products\/screamin-eagle%c2%ae-stage-iv-street-performance-kit-sportster%c2%ae-models","provider":"New Castle Harley-Davidson","version":"1.0","type":"link"}