{"product_id":"grimmspeed-brotie-hella-horn-kit-grm040004","title":"GrimmSpeed 02-21 Subaru WRX \/ 04-21 Subaru STI BroTie Hella Horn Mounting Bracket","description":"\u003ch4\u003eReplace That Weak Factory Horn with a Dual-Tone Hella Setup\u003c\/h4\u003e\n\u003cp\u003eThe factory horn on the WRX and STI is famously underwhelming, and the GrimmSpeed BroTie Hella Horn Kit fixes that with a proper dual-tone Hella horn setup mounted on a purpose-built GrimmSpeed BroTie bracket. It's a direct-fit kit that uses the factory plug-and-play OEM connector, so there's no need to cut or splice wiring. The result is a noticeably louder, more assertive horn sound without any custom fabrication.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDual-tone Hella horn set for a louder, more assertive horn sound\u003c\/li\u003e\n\u003cli\u003eGrimmSpeed BroTie mounting bracket designed for a clean, direct fit\u003c\/li\u003e\n\u003cli\u003ePlug-and-play OEM connector requires no wire splicing\u003c\/li\u003e\n\u003cli\u003eSimple bolt-in installation using factory mounting points\u003c\/li\u003e\n\u003cli\u003eDirect fit for WRX and STI models listed in the fitment table\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2002-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eSTI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGrimmSpeed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eGRM040004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eHorn Upgrade Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn Brand\u003c\/td\u003e\n\u003ctd\u003eHella\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTone\u003c\/td\u003e\n\u003ctd\u003eDual-tone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eOEM plug-and-play\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGrimmSpeed BroTie mounting bracket\u003c\/li\u003e\n\u003cli\u003eHella dual-tone horn set\u003c\/li\u003e\n\u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout GrimmSpeed\u003c\/h4\u003e\n\u003cp\u003eGrimmSpeed designs and manufactures performance and upgrade parts specifically engineered around Subaru platforms, pairing trusted third-party components like Hella horns with its own mounting hardware.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the GrimmSpeed BroTie Hella Horn Kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt's a horn upgrade kit pairing a Hella dual-tone horn set with a GrimmSpeed BroTie mounting bracket, designed as a direct plug-and-play replacement for the weak factory horn on WRX and STI models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich vehicles fit the GRM040004?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit fits 2002-2021 Subaru WRX and 2004-2021 Subaru STI.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to cut or splice any wiring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the kit uses the factory OEM connector for a plug-and-play electrical connection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the BroTie bracket included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the GrimmSpeed BroTie mounting bracket is included along with the Hella horn set and mounting hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this horn be significantly louder than stock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the Hella dual-tone horn set is noticeably louder and more assertive than the factory horn.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this kit fit both WRX and STI equally?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the kit and bracket are designed to fit both WRX and STI models across the listed year range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need any special tools to install this kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBasic hand tools are typically sufficient since the kit uses factory mounting points and connectors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this affect my factory horn button or steering wheel controls?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the horn button and steering wheel controls remain unchanged since the kit uses the OEM electrical connection.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery terminal before beginning work\u003c\/li\u003e\n\u003cli\u003eLocate the factory horn behind the front bumper\u003c\/li\u003e\n\u003cli\u003eUnplug the factory OEM connector and remove the factory horn\u003c\/li\u003e\n\u003cli\u003eInstall the GrimmSpeed BroTie mounting bracket in the factory location\u003c\/li\u003e\n\u003cli\u003eMount the Hella dual-tone horn set to the BroTie bracket\u003c\/li\u003e\n\u003cli\u003eConnect the OEM plug-and-play connector to the new horn set\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and test horn operation before reassembling the bumper area\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":46174090461263,"sku":"GRMGRM040004","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/grimmspeed-grm040004-brotie-hella-horn-mounting-bracket.png?v=1784899012","url":"https:\/\/www.blackopsautoworks.com\/products\/grimmspeed-brotie-hella-horn-kit-grm040004","provider":"Black Ops Auto Works","version":"1.0","type":"link"}