{"product_id":"milltek-large-bore-downpipe-hi-flow-sports-cat-for-mercedes-a35-amg-2-0-turbo-w177-hatch-only-opf-gpf-models-ssxmz135","title":"Milltek Large Bore Downpipe \u0026 Hi-Flow Sports Cat for Mercedes A35 AMG 2.0 Turbo (W177 Hatch Only OPF\/GPF Models)","description":"\u003cp\u003eCast large bore downpipe with integrated HJS high-flow sports catalyst, engineered to increase gas flow and heat management for measurable performance gains. The 200-cell catalyst design reduces density versus OEM units (typically 500–600 cells) while maintaining emission compliance for street and track use.\u003c\/p\u003e\n\u003cp\u003eMandrel-bent T304L stainless steel construction with CNC-formed collector. HJS catalyst technology delivers freer-flowing exhaust gas passage and improved thermal efficiency. Direct bolt-on fitment using OEM mounting points—no modification required.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e200-cell high-flow catalyst vs. OEM 500–600 cell density\u003c\/li\u003e\n\u003cli\u003eT304L stainless steel downpipe with hand-finished welds\u003c\/li\u003e\n\u003cli\u003eCast collector for optimized gas velocity\u003c\/li\u003e\n\u003cli\u003eStreet-legal emissions compliance\u003c\/li\u003e\n\u003cli\u003eDyno-proven performance gain\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Milltek manufactures downpipes and catalytic converters to the same precision standard as full exhaust systems. \u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e\n\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2020-2021 Mercedes-Benz A35 AMG 4Matic\u003c\/li\u003e\n\u003cli\u003e2020-2026 Mercedes-Benz CLA35 AMG 4Matic\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60151385719070,"sku":"MILSSXMZ135","price":1607.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXMZ135_1.jpg?v=1791260688","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-hi-flow-sports-cat-for-mercedes-a35-amg-2-0-turbo-w177-hatch-only-opf-gpf-models-ssxmz135","provider":"Signature Autohaus","version":"1.0","type":"link"}