{"product_id":"s-s-silencieux-grand-national-softail-street-bob-low-rider-s-st-heritage-classic-2025-noir-ou-chrome","title":"S\u0026S - Grand National Slip-Ons - Softail Street Bob \/ Low Rider S\/ST \/ Heritage Classic 2025+ - Black or Chrome","description":"\u003cp data-start=\"76\" data-end=\"284\"\u003eDirectly inspired by competition, these S\u0026amp;S Grand National® mufflers boast an aggressive design with a 4\" outer diameter body, perfect for giving your Harley-Davidson a racing look.\u003c\/p\u003e\n\u003cp data-start=\"286\" data-end=\"478\"\u003eEquipped with a removable dB reducer, they allow you to easily adjust backpressure and sound to your preferences, offering great versatility between comfort and performance.\u003c\/p\u003e\n\u003cp data-start=\"480\" data-end=\"682\"\u003eConforming to J2825 sound standards, they guarantee an optimal balance between power and noise control. Their iconic Grand National® end cap reinforces their sporty and high-end identity.\u003c\/p\u003e\n\u003cp data-start=\"684\" data-end=\"848\"\u003eThis system replaces the muffled original sound with a truly powerful roar, deeper and more dynamic, ideal for revealing the full character of the engine.\u003c\/p\u003e\n\u003cp data-start=\"850\" data-end=\"939\"\u003eDelivered with all necessary hardware, they ensure simple and quick installation.\u003c\/p\u003e\n\u003cp data-start=\"941\" data-end=\"1047\"\u003eMade in the USA, these Cobra mufflers are designed to offer quality, performance, and durability.\u003c\/p\u003e\n\u003cp data-start=\"1049\" data-end=\"1067\"\u003e\u003cstrong data-start=\"1049\" data-end=\"1067\"\u003eHighlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1068\" data-end=\"1323\"\u003e\n\u003cli data-section-id=\"1d52x80\" data-start=\"1068\" data-end=\"1099\"\u003eRacing design with 4\" body\u003c\/li\u003e\n\u003cli data-section-id=\"1cwnvu7\" data-start=\"1100\" data-end=\"1148\"\u003eRemovable dB reducer for sound adjustment\u003c\/li\u003e\n\u003cli data-section-id=\"gywvgl\" data-start=\"1149\" data-end=\"1173\"\u003eJ2825 compliant\u003c\/li\u003e\n\u003cli data-section-id=\"1vqkx5t\" data-start=\"1174\" data-end=\"1209\"\u003eIconic Grand National® end cap\u003c\/li\u003e\n\u003cli data-section-id=\"ysq16m\" data-start=\"1210\" data-end=\"1253\"\u003ePowerful sound replacing the original\u003c\/li\u003e\n\u003cli data-section-id=\"69j6vy\" data-start=\"1254\" data-end=\"1296\"\u003eEasy installation (hardware included)\u003c\/li\u003e\n\u003cli data-section-id=\"123rsae\" data-start=\"1297\" data-end=\"1323\"\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1325\" data-end=\"1438\"\u003eAn ideal choice for riders seeking a competition style, adjustable sound, and optimized performance.\u003c\/p\u003e\n\u003cp data-start=\"1440\" data-end=\"1526\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eTo avoid any compatibility errors, please use the vehicle search function.\u003c\/p\u003e","brand":"Parts Europe","offers":[{"title":"Chrome","offer_id":52805189763419,"sku":"18011846","price":549.0,"currency_code":"EUR","in_stock":false},{"title":"Black","offer_id":52805189796187,"sku":"18011845","price":500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/8301\/9355\/files\/st2025s_ssilencieuxgrandnational.webp?v=1776160271","url":"https:\/\/442motorcraft.com\/en-global\/products\/s-s-silencieux-grand-national-softail-street-bob-low-rider-s-st-heritage-classic-2025-noir-ou-chrome","provider":"442 Motor \u0026 Craft","version":"1.0","type":"link"}