{"title":"Exhaust header","description":"","products":[{"product_id":"as-無觸媒直通排氣頭段-as-catless-downpipe","title":"【AS】Catless Downpipe","description":"\u003cp\u003eThe catalyst-free straight-through design completely eliminates the source of back pressure, allowing exhaust gases to exit the turbo directly with minimal resistance. This is the most direct way to maximize turbo efficiency and increase high-RPM power.\u003c\/p\u003e\n\u003cp\u003eFor best results, use with ECU tuning. You will notice a significant increase in turbo boost pressure build-up speed, more linear high-RPM power, and a more aggressive exhaust note and turbo sound.\u003c\/p\u003e\n\u003cp\u003e▌ Product Features\u003cbr\u003e- Fully straight-through design, minimizing back pressure\u003cbr\u003e- Made of 304 stainless steel, high temperature and corrosion resistant\u003cbr\u003e- Includes O2 sensor bung\u003cbr\u003e- Direct replacement for the original downpipe\u003cbr\u003e- Best results when paired with ECU tuning\u003c\/p\u003e","brand":"AutoScience Studio","offers":[{"title":"Default Title","offer_id":51714891710781,"sku":"AS-EXH-CATLESS","price":25000.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7260\/4477\/files\/IMG_0311.jpg?v=1779130568"},{"product_id":"as-高流量觸媒排氣頭段-as-high-flow-catalytic-downpipe","title":"【AS】High Flow Catalytic Downpipe","description":"\u003cp\u003eTo comply with emission regulations, the original exhaust manifold uses a dense honeycomb catalytic converter.\u003cbr\u003eWhile effective at treating exhaust gases, this design also restricts exhaust flow,\u003cbr\u003eleading to excessive back pressure and affecting turbocharger output efficiency.\u003c\/p\u003e\n\u003cp\u003eAutoScience Studio's high-flow catalytic converter downpipe significantly reduces exhaust back pressure while retaining a high-flow metal catalytic converter,\u003cbr\u003eallowing the turbocharger to build boost more quickly,\u003cbr\u003eimproving throttle response and mid-range torque, while maintaining basic exhaust gas filtration.\u003c\/p\u003e\n\u003cp\u003e▌ Product Features\u003cbr\u003e- Retains high-flow catalytic converter for both environmental protection and performance\u003cbr\u003e- Significantly reduces exhaust back pressure\u003cbr\u003e- Made of 304 stainless steel, resistant to high temperatures and corrosion\u003cbr\u003e- Direct replacement for the original manifold, bolt-on installation\u003cbr\u003e- Improves exhaust sound, makes turbocharger blow-off sound more noticeable\u003cbr\u003e\u003c\/p\u003e","brand":"AutoScience Studio","offers":[{"title":"Default Title","offer_id":51714891809085,"sku":"AS-EXH-HFC","price":32000.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7260\/4477\/files\/IMG_0328.jpg?v=1779130490"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7260\/4477\/collections\/0b58bac8ee7e944eac586601f614cd42.png?v=1779113009","url":"https:\/\/autoscience.tw\/en\/collections\/%e6%8e%92%e6%b0%a3%e7%ae%a1%e9%a0%ad%e6%ae%b5.oembed","provider":"AutoScience Studio","version":"1.0","type":"link"}