{"product_id":"csr-hella-horn-mount-wiring-bundle-2015-2021-wrx-sti-2013-2020-fr-s-brz-86","title":"GrimmSpeed Brotie Mounting Bracket and Wiring Harness Bundle (2015–2021 Subaru WRX \/ STI, 2013–2020 FR-S \/ BRZ \/ 86)","description":"\u003cp\u003e\u003cstrong\u003eGRM.1310.5.0 - GrimmSpeed Brotie Mounting Bracket and Wiring Harness Bundle (2015–2021 Subaru WRX \/ STI, 2013–2020 FR-S \/ BRZ \/ 86)\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp data-start=\"89\" data-end=\"462\"\u003eHere’s the cleanest way to mount and wire Hella horns on your late-model Subaru or 86 platform. This GrimmSpeed bundle combines our proven \u003cstrong data-start=\"228\" data-end=\"255\"\u003eBroTie mounting bracket\u003c\/strong\u003e with a \u003cstrong data-start=\"263\" data-end=\"312\"\u003evehicle-specific plug-and-play wiring harness\u003c\/strong\u003e, giving you a rock-solid mount and an easy, factory-style hookup. No cutting, no guesswork—just a neat install that looks sharp and works flawlessly.\u003c\/p\u003e\n\u003cp data-start=\"464\" data-end=\"869\"\u003eWe’ve engineered these components with the same attention to detail we put into every GrimmSpeed part: laser-cut steel, durable black powdercoat, abrasion-resistant sleeving, and heat-shrink terminals. The bracket provides a secure, adjustable mount behind your grille, while the harness keeps wiring tidy and reliable. Together, they make getting that aggressive Hella blast simple, safe, and repeatable.\u003c\/p\u003e\n\u003ch2 data-start=\"1507\" data-end=\"1521\"\u003eQuick Specs\u003c\/h2\u003e\n\u003cul data-start=\"1522\" data-end=\"1911\"\u003e\n\u003cli data-start=\"1522\" data-end=\"1577\"\u003e\n\u003cp data-start=\"1524\" data-end=\"1577\"\u003eBracket: \u003cstrong data-start=\"1533\" data-end=\"1557\"\u003e1\/8\" laser-cut steel\u003c\/strong\u003e, black powdercoat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1578\" data-end=\"1650\"\u003e\n\u003cp data-start=\"1580\" data-end=\"1650\"\u003eAdjustability: \u003cstrong data-start=\"1595\" data-end=\"1619\"\u003eSlotted mount points\u003c\/strong\u003e for horn positioning and aim\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1651\" data-end=\"1736\"\u003e\n\u003cp data-start=\"1653\" data-end=\"1736\"\u003eHarness: \u003cstrong data-start=\"1662\" data-end=\"1704\"\u003eVehicle-specific pre-terminated wiring\u003c\/strong\u003e with factory-style connectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1737\" data-end=\"1816\"\u003e\n\u003cp data-start=\"1739\" data-end=\"1816\"\u003eWire gauge: \u003cstrong data-start=\"1751\" data-end=\"1771\"\u003eProper thickness\u003c\/strong\u003e to support Hella Supertone\/Sharptone horns\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1817\" data-end=\"1872\"\u003e\n\u003cp data-start=\"1819\" data-end=\"1872\"\u003eTerminations: \u003cstrong data-start=\"1833\" data-end=\"1858\"\u003eHeat-shrink protected\u003c\/strong\u003e connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1918\" data-end=\"1938\"\u003eFitments (Bundle)\u003c\/h2\u003e\n\u003cul data-start=\"1939\" data-end=\"2087\"\u003e\n\u003cli data-start=\"1939\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1941\" data-end=\"1968\"\u003e\u003cstrong data-start=\"1941\" data-end=\"1956\"\u003eSubaru WRX:\u003c\/strong\u003e 2015–2021\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1969\" data-end=\"1998\"\u003e\n\u003cp data-start=\"1971\" data-end=\"1998\"\u003e\u003cstrong data-start=\"1971\" data-end=\"1986\"\u003eSubaru STI:\u003c\/strong\u003e 2015–2021\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1999\" data-end=\"2028\"\u003e\n\u003cp data-start=\"2001\" data-end=\"2028\"\u003e\u003cstrong data-start=\"2001\" data-end=\"2016\"\u003eScion FR-S:\u003c\/strong\u003e 2013–2016\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2029\" data-end=\"2058\"\u003e\n\u003cp data-start=\"2031\" data-end=\"2058\"\u003e\u003cstrong data-start=\"2031\" data-end=\"2046\"\u003eSubaru BRZ:\u003c\/strong\u003e 2013–2020\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2059\" data-end=\"2087\"\u003e\n\u003cp data-start=\"2061\" data-end=\"2087\"\u003e\u003cstrong data-start=\"2061\" data-end=\"2075\"\u003eToyota 86:\u003c\/strong\u003e 2017–2020\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2059\" data-end=\"2087\" style=\"font-style: italic;\"\u003e\u003cem\u003e\u003cstrong data-start=\"2091\" data-end=\"2100\"\u003eNote:\u003c\/strong\u003e The BroTie bracket alone fits more Subaru platforms, but this \u003cstrong data-start=\"2163\" data-end=\"2173\"\u003ebundle\u003c\/strong\u003e is specifically matched with the harness above to cover WRX\/STI (2015–21) and FR-S\/BRZ\/86 (2013–20).\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2281\" data-end=\"2301\"\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul data-start=\"2302\" data-end=\"2509\"\u003e\n\u003cli data-start=\"2302\" data-end=\"2359\"\u003e\n\u003cp data-start=\"2304\" data-end=\"2359\"\u003e(1) \u003cstrong data-start=\"2308\" data-end=\"2329\"\u003eGrimmSpeed BroTie\u003c\/strong\u003e Hella Horn Mounting Bracket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2360\" data-end=\"2452\"\u003e\n\u003cp data-start=\"2362\" data-end=\"2452\"\u003e(1) \u003cstrong data-start=\"2366\" data-end=\"2415\"\u003eVehicle-specific plug-and-play wiring harness\u003c\/strong\u003e (15–21 WRX\/STI, 13–20 FR-S\/BRZ\/86)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2453\" data-end=\"2491\"\u003e\n\u003cp data-start=\"2455\" data-end=\"2491\"\u003e(1) Hardware pack for installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong data-start=\"2513\" data-end=\"2536\"\u003eHorns not included.\u003c\/strong\u003e Pair with your choice of Hella Supertone or Sharptone horns.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003eCircuit Spec R offers Free Shipping within the contiguous US. Confirm the vehicle application and selected options before ordering.\u003c\/p\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":67722162733363,"sku":null,"price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0256\/5855\/6497\/files\/grimmspeed-inventory-20261015-1594.jpg?v=1792125323","url":"https:\/\/www.circuitspecr.com\/products\/csr-hella-horn-mount-wiring-bundle-2015-2021-wrx-sti-2013-2020-fr-s-brz-86","provider":"Circuit Spec R","version":"1.0","type":"link"}