{"product_id":"steeda-stop-the-hop-street-enthusiast-kit-2015-2026-mustang-555-4456","title":"Steeda Stop the Hop Street Enthusiast Kit (2015 - 2026 Mustang) 555-4456","description":"\u003ch2\u003eSteeda 'Stop The Hop' Handling Enthusiast Kit (555-4456-H) – 2015–2026 Mustang\u003c\/h2\u003e\u003cp\u003eTake control of your Mustang’s rear suspension and eliminate frustrating wheel hop with the \u003cstrong\u003eSteeda 'Stop The Hop' Handling Enthusiast Kit\u003c\/strong\u003e. Designed for S550 and S650 Mustangs, this kit provides the ultimate foundation for improved traction, predictable handling, and confidence on both the street and track—all while staying budget-friendly.\u003c\/p\u003e\u003cp\u003eFrom autocross to weekend cruises, this package targets the IRS subframe’s biggest weak points. By tightening up factory voids, bracing key mounting locations, and stabilizing the differential, Steeda ensures your Mustang feels planted and composed under hard launches, aggressive cornering, and high-speed braking.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eKit Components:\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRS Subframe Alignment Kit (555-4438)\u003c\/strong\u003e – CNC-machined Delrin inserts square up the subframe and reduce unwanted movement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRS Subframe Bushing Support System (555-4437)\u003c\/strong\u003e – Patented billet 6061 aluminum supports eliminate vertical subframe deflection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRS Subframe Support Braces (555-5754)\u003c\/strong\u003e – Chrome-moly 5-point brace ties the subframe to the chassis for unbeatable rigidity (not for convertibles).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Differential Bushing Insert System (555-4443)\u003c\/strong\u003e – Polyurethane bushings minimize differential movement for sharper handling and traction.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel hop and subframe movement\u003c\/li\u003e\n\u003cli\u003eImproves traction, handling, and stability\u003c\/li\u003e\n\u003cli\u003eMinimizes differential movement under load\u003c\/li\u003e\n\u003cli\u003eSquares subframe to chassis for consistent alignment\u003c\/li\u003e\n\u003cli\u003eSimple bolt-in installation, no permanent modifications\u003c\/li\u003e\n\u003cli\u003eMay increase NVH due to stiffer bushings\u003c\/li\u003e\n\u003cli\u003ePerfect for daily driving, autocross, or road course use\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/ul\u003e\u003cp\u003eIf you’re tired of unpredictable launches and want a Mustang that feels tight, responsive, and track-ready, the \u003cstrong\u003eSteeda 'Stop The Hop' Handling Enthusiast Kit\u003c\/strong\u003e is your go-to solution. Engineered, tested, and built in the USA by Steeda—where performance meets precision.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/h3\u003e\u003cp style=\"padding-left: 30px;\"\u003e- 2015 Ford Mustang\u003cbr\u003e- 2016 Ford Mustang\u003cbr\u003e- 2017 Ford Mustang\u003cbr\u003e- 2018 Ford Mustang\u003cbr\u003e- 2019 Ford Mustang\u003cbr\u003e- 2020 Ford Mustang\u003cbr\u003e- 2021 Ford Mustang\u003cbr\u003e- 2022 Ford Mustang\u003cbr\u003e- 2023 Ford Mustang\u003cbr\u003e- 2024 Ford Mustang\u003cbr\u003e- 2025 Ford Mustang\u003cbr\u003e- 2026 Ford Mustang\u003c\/p\u003e\u003cp class=\"pro_warng_msg\"\u003eCA Residents: WARNING: Cancer and Reproductive Harm \u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Steeda","offers":[{"title":"Default Title \/ Default Title \/ Default Title","offer_id":43875328196701,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4566\/0253\/files\/steeda-stop-the-hop-enthusiast-kit-15-18-mustang-555-4456-4__78825.1755712178.jpg?v=1765079026","url":"https:\/\/www.byepolr.com\/products\/steeda-stop-the-hop-street-enthusiast-kit-2015-2026-mustang-555-4456","provider":"ByePolr Performance","version":"1.0","type":"link"}