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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 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It's a direct replacement for the original part,\u003cbr\u003eincreasing airflow by enlarging the intake area, allowing more cold air to continuously supply the engine.\u003c\/p\u003e\n\u003cp\u003eThe ducting is made from aluminum and treated with a high-quality black powder coating.\u003cbr\u003ePaired with a genuine Pro Hoses silicone connector, it can be directly connected to the factory airbox intake.\u003c\/p\u003e\n\u003cp\u003e▌ Product Features\u003cbr\u003e- Direct replacement installation, no additional drilling or cutting required.\u003cbr\u003e- Aluminum body with black powder coating.\u003cbr\u003e- All fixtures and mounting accessories included.\u003cbr\u003e- Improves airflow and enhances under-hood aesthetics.\u003c\/p\u003e","brand":"AutoScience Studio","offers":[{"title":"Default Title","offer_id":51727182463293,"sku":"AS-INT-DUCT","price":9000.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7260\/4477\/files\/IMG_2858.jpg?v=1779130085"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7260\/4477\/collections\/2.3st.png?v=1779119559","url":"https:\/\/autoscience.tw\/en\/collections\/ford-focus-2-3-st.oembed","provider":"AutoScience Studio","version":"1.0","type":"link"}