{"id":818823,"date":"2026-10-18T16:41:01","date_gmt":"2026-10-18T16:41:01","guid":{"rendered":"https:\/\/tunerscapital.si\/product\/ego-x-izpusni-sistem-35-ece-za-audi-rsq3-8u-quattro-310-340-km\/"},"modified":"2026-10-18T16:41:17","modified_gmt":"2026-10-18T16:41:17","slug":"ego-x-izpusni-sistem-35-ece-za-audi-rsq3-8u-quattro-310-340-km","status":"publish","type":"product","link":"https:\/\/tunerscapital.eu\/en\/product\/ego-x-izpusni-sistem-35-ece-za-audi-rsq3-8u-quattro-310-340-km\/","title":{"rendered":"EGO-X 3.5&#8243; ECE exhaust system for Audi RSQ3 8U quattro 310\/340 PS"},"content":{"rendered":"<p>This EGO-X exhaust system for the Audi RSQ3 is hand-built using TIG welding and features absorption silencers without chambers. The pipe diameter is 3.5 inches (89 mm).<\/p>\n<h3>Technical details<\/h3>\n<ul>\n<li>Pipe diameter: 3.5\u2033 (89 mm)<\/li>\n<li>Pipe material: stainless steel<\/li>\n<li>Absorption silencers: hand-built<\/li>\n<li>Cat-back system<\/li>\n<li>TIG welded<\/li>\n<\/ul>\n<h3>Scope of delivery<\/h3>\n<ul>\n<li>Cat-back exhaust system<\/li>\n<li>Wiring for connection to the vehicle electronics<\/li>\n<li>Vacuum hose for connecting the Bull-X Tronic control unit to the exhaust valve<\/li>\n<li>Exhaust tips (available separately)<\/li>\n<li>Fitting instructions<\/li>\n<li>Fitting hardware<\/li>\n<li>Bull-X Tronic control unit when the ECE version is selected<\/li>\n<\/ul>\n<h3>Exhaust valve control<\/h3>\n<p>If the vehicle has drive profile selection, the valve can be controlled through this function. On vehicles without drive profile selection, control is possible using the supplied button. The button\u2019s LED indicates the valve status: when the light is off, the valve is open; when it is on, the valve is closed.<\/p>\n<p>The Bull-X Tronic control unit with ECE approval provides two operating modes:<\/p>\n<ul>\n<li><strong>Sport (Dynamic, Race):<\/strong> while driving, the valve is always open within the limits of the ECE regulations; when stationary, it is always closed.<\/li>\n<li><strong>Comfort:<\/strong> the valve remains closed, but opens while driving within the limits of the ECE regulations once the throttle is 75% open.<\/li>\n<\/ul>\n<p>Versions without ECE approval offer Sport (Dynamic, Race) and Comfort modes; in Comfort mode, the valve opens at 75% throttle opening.<\/p>\n<p><strong>Road use:<\/strong> ECE approval applies only when the Bull-X Tronic control unit with ECE approval and an EG-approved catalytic converter are selected. This combination is intended for use on public roads. Versions with a switch, remote control or Bull-X Tronic \u201cRace\u201d CAN-bus control unit, as well as other catalytic converter combinations, are intended for track use only.<\/p>\n<p><strong>Suitable for:<\/strong> Audi RSQ3 I (8U).<\/p>\n<h3>Manufacturer\u2019s vehicle data<\/h3>\n<ul>\n<li>EGO-X Abgasanlage 3,5\u2033 Audi RSQ3 8U quattro 310\/340PS (mit ECE*)<\/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","protected":false},"excerpt":{"rendered":"<p>Hand-built EGO-X stainless steel exhaust system with a 3.5&#8243; (89 mm) diameter for the Audi RSQ3 8U.<\/p>\n<p><strong>Suitable for:<\/strong> Audi RSQ3 I (8U).<\/p>\n","protected":false},"featured_media":818828,"comment_status":"open","ping_status":"closed","template":"","meta":{"ep_exclude_from_search":false},"product_brand":[146199],"product_cat":[109614],"product_tag":[],"class_list":["post-818823","product","type-product","status-publish","has-post-thumbnail","tc_lang-en","tc_lang-hr","product_brand-hg-motorsport","product_cat-cat-back-sistemi","product_shipping_class-dostava-veliki-paketi","pa_proizvajalec-hg-motorsport","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-variable","has-default-attributes"],"_links":{"self":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product\/818823","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=818823"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media\/818828"}],"wp:attachment":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media?parent=818823"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_brand?post=818823"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_cat?post=818823"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_tag?post=818823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}