{"product_id":"catalytic-converter-for-ford-focus-2008-2011-2-0l-front","title":"Catalytic Converter for Ford Focus (2008-2011) 2.0L Front","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Front Catalytic Converter Manifold for 2008-2011 Ford Focus (C170)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The direct-fit front manifold catalytic converter replaces the deteriorated factory manifold assembly on the 2008-2011 Ford Focus to clear P0420 DTCs, restore exhaust gas velocity, and eliminate exhaust leaks.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Ford Focus Manifold Converter Degradation\u003c\/h3\u003e\n\u003cp\u003eOn the North American second-generation \u003cstrong\u003eC170\u003c\/strong\u003e platform, the integrated exhaust manifold and catalytic converter assembly is subjected to severe thermal cycling directly downstream of the cylinder head. Over continuous heat-load cycles, the factory ceramic substrate suffers from thermal degradation, carbon washcoat fouling, and eventual internal fracturing. Concurrently, factory-stamped flanges and thin-wall tubes frequently develop micro-fissures around the collector welds, causing pre-catalyst ambient air entrainment that skews upstream O2 sensor readings, triggers persistent P0420\/P0430 efficiency codes, and disrupts closed-loop fuel trimming.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement manifold assembly is built with heavy-gauge stainless steel tubing and an integrated thick-machined cylinder head mounting flange to prevent warping and exhaust gas leakage under high thermal stress. The high-flow honeycomb ceramic substrate is formulated with an optimized precious metal washcoat (platinum, palladium, rhodium) to rapidly light off and neutralize unburned hydrocarbons (HC), carbon monoxide (CO), and oxides of nitrogen (NOx). CNC-bent runners preserve original manifold flow dynamics, while precision-placed factory-threaded O2 sensor bungs ensure hassle-free reinstallation of OEM oxygen sensors without harness modification.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2008-2011 Ford Focus\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDuratec 20 (2.0L DOHC) \/ C170\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e140 hp \/ 136 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e16453\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2008 Ford Focus 2.0L L4 (Front \/ Manifold Position)\u003c\/li\u003e\n  \u003cli\u003e2009 Ford Focus 2.0L L4 (Front \/ Manifold Position)\u003c\/li\u003e\n  \u003cli\u003e2010 Ford Focus 2.0L L4 (Front \/ Manifold Position)\u003c\/li\u003e\n  \u003cli\u003e2011 Ford Focus 2.0L L4 (Front \/ Manifold Position)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the C170 Focus?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2008-2011 Ford Focus equipped with the \u003cstrong\u003eDuratec 20\u003c\/strong\u003e 2.0L inline-4 engine.\u003c\/p\u003e\n\n\u003ch4\u003eWill this unit resolve a P0420 catalytic efficiency trouble code?\u003c\/h4\u003e\n\u003cp\u003eYes, replacing a contaminated or failed factory unit with this catalyst restores proper substrate washcoat conversion rates, turning off efficiency-related check engine lights once system readiness completes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Ford Duratec Calibration Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt to precise tolerances for everyday commuter reliability, this manifold assembly preserves proper backpressure profiles, safeguarding stoichiometric closed-loop fuel metering and OE drivability.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67538007752952,"sku":"DS-EN9JZ5WHW","price":182.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-ford-focus-2008-2011-2-0l-front-1.jpg?v=1790620866","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-ford-focus-2008-2011-2-0l-front","provider":"Performance Chip Tuning","version":"1.0","type":"link"}