{"id":819467,"date":"2026-10-18T16:46:08","date_gmt":"2026-10-18T16:46:08","guid":{"rendered":"https:\/\/tunerscapital.si\/?post_type=product&#038;p=819467"},"modified":"2026-10-30T19:36:40","modified_gmt":"2026-10-30T19:36:40","slug":"bull-x-elektronski-del-z-ece-homologacijo-za-mqb-evo-vw-golf-viii-audi-a3-iv","status":"publish","type":"product","link":"https:\/\/tunerscapital.eu\/en\/product\/bull-x-elektronski-del-z-ece-homologacijo-za-mqb-evo-vw-golf-viii-audi-a3-iv\/","title":{"rendered":"Bull-X electronic component with ECE approval for MQB evo (VW Golf VIII, Audi A3 IV)"},"content":{"rendered":"<p><strong>Road use:<\/strong> This Bull-X Tronic control unit is intended for use with an exhaust system carrying ECE approval. The system automatically closes the valve in all operating ranges required by the ECE approval, making this combination suitable for road use.<\/p>\n<p>During driving, you can choose between Comfort and Sport modes. If the vehicle has a drive profile selection function, it can be used for control. For vehicles without drive profile selection, the supplied button is used instead. The button\u2019s LED indicates the valve status: when the light is off, the valve is open; when the light is on, it is closed.<\/p>\n<p>The Bull-X Tronic control unit provides two control options:<\/p>\n<ul>\n<li><strong>Sport (Dynamic, Race):<\/strong> the valve is regulated within the limits permitted by the ECE approval.<\/li>\n<li><strong>Comfort mode:<\/strong> the valve remains closed at all times, but opens during driving within the limits permitted by the ECE approval when the throttle is at least 75% open.<\/li>\n<\/ul>\n<p><strong>Note:<\/strong> ECE approval applies only to the selection \u201cBull-X Tronic control unit (with ECE approval)\u201d.<\/p>\n<p><strong>Suitable for:<\/strong> Audi A3 IV (GY), Cupra Formentor I (KM7), Cupra Leon IV (KL1), SEAT Leon IV (KL1), \u0160koda Octavia IV (NX3), VW Golf VIII (CD1).<\/p>\n<h3>Manufacturer\u2019s vehicle data<\/h3>\n<ul>\n<li>Bull-X Tronic Steuerger\u00e4t (Mit ECE-Betriebserlaubnis)-MQB evo Facelift<\/li>\n<\/ul>\n<p><em>Original product name by HG Motorsport (\u00bbz.B.\u00ab = e.g.). Please check model, year and engine of your vehicle before ordering; if in doubt, contact us and we will check for you.<\/em><\/p>\n<h3>Approval<\/h3>\n<p><strong>Only the version marked \u201croad legal\u201d<\/strong> has a European <strong>ECE \/ EC<\/strong> approval (Bull-X Tronic controller with ECE or the HJS EC catalytic converter). Versions marked \u201cno ECE, track use only\u201d have no approval and are not permitted for road use. If in doubt about the version, contact us and we will check for you.<\/p>\n<p><strong>Compatibility:<\/strong> the manufacturer specifies the platform and engine, not individual models. The \u00bbSuitable for\u00ab list is based on platform and engine \u2014 please check your vehicle\u2019s engine and version before ordering, or contact us and we will check for you.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Bull-X Tronic control unit enables exhaust valve control in vehicles using the MQB evo platform.<\/p>\n<p><strong>Suitable for:<\/strong> Audi A3 IV (GY), Cupra Formentor I (KM7), Cupra Leon IV (KL1), SEAT Leon IV (KL1), \u0160koda Octavia IV (NX3), VW Golf VIII (CD1).<\/p>\n","protected":false},"featured_media":819461,"comment_status":"open","ping_status":"closed","template":"","meta":{"ep_exclude_from_search":false},"product_brand":[146199],"product_cat":[23874],"product_tag":[],"class_list":["post-819467","product","type-product","status-publish","has-post-thumbnail","tc_lang-en","tc_lang-hr","product_brand-hg-motorsport","product_cat-elektricne-komponente","product_shipping_class-dostava-teza-do-2kg","pa_proizvajalec-hg-motorsport","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product\/819467","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/comments?post=819467"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media\/819461"}],"wp:attachment":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media?parent=819467"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_brand?post=819467"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_cat?post=819467"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_tag?post=819467"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}