{"id":820064,"date":"2026-10-18T16:50:32","date_gmt":"2026-10-18T16:50:32","guid":{"rendered":"https:\/\/tunerscapital.si\/product\/bull-x-nadomestna-cev-katalizatorja-2x-635-mm-za-audi-rs3-8p-ttrs-8j-quattro\/"},"modified":"2026-10-18T16:50:45","modified_gmt":"2026-10-18T16:50:45","slug":"bull-x-nadomestna-cev-katalizatorja-2x-635-mm-za-audi-rs3-8p-ttrs-8j-quattro","status":"publish","type":"product","link":"https:\/\/tunerscapital.eu\/en\/product\/bull-x-nadomestna-cev-katalizatorja-2x-635-mm-za-audi-rs3-8p-ttrs-8j-quattro\/","title":{"rendered":"Bull-X catalyst replacement pipe 2x 63.5 mm for Audi RS3 8P\/TTRS 8J quattro"},"content":{"rendered":"<p>BULL-X Exhausts produces downpipes to the highest standards. An HG Motorsport downpipe can replace the standard component completely. Perfect fitment and high-quality materials make this a top-quality product. Optimising the diameter, pipe routing and\/or catalytic converter significantly reduces the load on the turbocharger. Lower back pressure and reduced thermal load provide noticeably more torque and power, earlier response and increased durability at the same time.<\/p>\n<p><strong>Technical details:<\/strong> 2 \u00d7 63.5 mm (2.5\u2033)<\/p>\n<ul>\n<li>Plug\u2019n\u2019Play solution<\/li>\n<li>Perfect fitment; straightforward replacement for the original component<\/li>\n<li>High-quality materials<\/li>\n<li>Made in Germany<\/li>\n<li>Genuine quality from our own production<\/li>\n<li>Optimised flow and increased performance<\/li>\n<li>Improved durability and response<\/li>\n<li>Optimal evacuation of exhaust gases<\/li>\n<li>No disruptive edges at the transitions<\/li>\n<li>Designed and tested using computer-aided development and on a power dynamometer<\/li>\n<\/ul>\n<p>With downpipe versions without ECE approval, the engine warning light may illuminate; this does not restrict driving.<\/p>\n<p><strong>Road use:<\/strong> For public road use, only the version with the HJS catalytic converter holding EG approval is permitted. Versions without a catalytic converter, as well as versions with 100-cell or 200-cell sports catalytic converters without EG approval, are intended exclusively for use on the racetrack.<\/p>\n<p><strong>Suitable for:<\/strong> Audi RS3 II (8P), Audi Ttrs I (8J).<\/p>\n<h3>Manufacturer\u2019s vehicle data<\/h3>\n<ul>\n<li>Bull-X Downpipe\/ Hauptkat Rohre Audi RS3 8P, TTRS 8J quattro 340\/360PS<\/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>Bull-X catalyst replacement pipe with optimised flow for the Audi RS3 8P and Audi TTRS 8J quattro.<\/p>\n<p><strong>Suitable for:<\/strong> Audi RS3 II (8P), Audi Ttrs I (8J).<\/p>\n","protected":false},"featured_media":820069,"comment_status":"open","ping_status":"closed","template":"","meta":{"ep_exclude_from_search":false},"product_brand":[146199],"product_cat":[109615],"product_tag":[],"class_list":["post-820064","product","type-product","status-publish","has-post-thumbnail","tc_lang-en","tc_lang-hr","product_brand-hg-motorsport","product_cat-downpipe-kiti","product_shipping_class-dostava-veliki-paketi","pa_proizvajalec-hg-motorsport","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product\/820064","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=820064"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media\/820069"}],"wp:attachment":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media?parent=820064"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_brand?post=820064"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_cat?post=820064"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_tag?post=820064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}