{"product_id":"seqr-low-frequency-horn-upgrade-kit-toyota-gr-supra-a90-a91","title":"SEQR Low Frequency Horn Upgrade Kit – Toyota GR Supra A90\/A91","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFix one of the most common complaints of the Toyota GR Supra — the factory horn.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Sequential Racing Low Frequency Horn Upgrade Kit is designed specifically for the GR Supra A90\/A91, adding a powerful low-frequency tone alongside the factory horn to create a louder, fuller, and more commanding sound. The result is a premium dual-tone horn setup that dramatically improves road presence while retaining OEM functionality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnlike the factory Supra horn, which is often criticised for sounding weak, quiet, and high-pitched, our custom-developed horn solution adds a deep low-frequency note that delivers a more authoritative and attention-grabbing sound when it matters most.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured in the USA and engineered for reliability, this 12V dual-horn setup is designed to work seamlessly with the factory horn system while maintaining OEM-like operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDesigned specifically for Toyota GR Supra A90\/A91\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSequential Racing custom horn upgrade\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePowerful 133dB output\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual-horn configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorks alongside the factory horn\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdds deeper low-frequency tone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSignificantly louder than OEM horn\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproves road presence and safety\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium USA-made construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e12V operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM-style functionality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong service life exceeding 100,000 activation cycles\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eSound Characteristics\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFactory Supra horn:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eHigh-pitched tone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLimited road presence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOften difficult for surrounding drivers to hear\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSequential Racing Low Frequency Horn:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDeep, aggressive low-frequency tone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFuller dual-tone sound profile\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced vehicle presence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMore premium European-style horn sound\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOperating Voltage: 12V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSound Output: 133dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency: 400Hz Low Frequency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM Supra Horn Frequency: Approximately 500Hz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual-Tone Operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eService Life: \u0026gt;100,000 Cycles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMade in USA\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eVehicle Fitment\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eToyota GR Supra A90 (2019+)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eToyota GR Supra A91 (2021+)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompatible with both factory and modified vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation Available\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eProfessional installation available at: \u003cstrong\u003eSequential Racing \u003c\/strong\u003eAltona North, Victoria\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur team can supply and install the complete horn upgrade kit for a hassle-free OEM+ upgrade experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Choose the Sequential Racing Horn Upgrade?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter installing hundreds of GR Supra modifications, one thing became obvious — the factory horn simply doesn't match the presence of the vehicle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur custom low-frequency horn solution was developed to provide a louder, deeper, and more premium horn sound while maintaining factory integration and reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDesigned specifically for the GR Supra\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDeep low-frequency tone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM+ functionality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUSA-made quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation available\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eGive your Supra the horn it should have come with from the factory.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sequential Racing","offers":[{"title":"Default Title","offer_id":53564631548218,"sku":null,"price":185.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/0570\/7066\/files\/GR.Supra.Horn1.SEQR.jpg?v=1780548174","url":"https:\/\/sequentialracing.com.au\/ja\/products\/seqr-low-frequency-horn-upgrade-kit-toyota-gr-supra-a90-a91","provider":"Sequential Racing","version":"1.0","type":"link"}