{"product_id":"catalytic-converter-for-acura-tl-2009-2014-3-5l-3-7l-front-left-right","title":"Catalytic Converter for Acura TL (2009-2014) 3.5L 3.7L Front Left \u0026 Right","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Replacement Front Catalytic Converter Set for 2009-2014 Acura TL (UA8\/UA9)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The front catalytic converter set directly replaces deteriorated factory manifold converters on the 2009-2014 TL to resolve P0420\/P0430 DTCs and restore optimal exhaust flow velocity.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Acura TL Catalytic Converter Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory pre-cats mounted directly to the cylinder heads on the Honda\/Acura J-series V6 operate under extreme thermal cycling and intense exhaust gas pulsations. Over high mileage, the original ceramic matrix breaks down, suffers washcoat sintering, or suffers structural melt-through. This deterioration triggers persistent diagnostic trouble codes (\u003cstrong\u003eP0420\u003c\/strong\u003e, \u003cstrong\u003eP0430\u003c\/strong\u003e), chokes high-RPM exhaust scavenging through excessive backpressure, and poses a risk of substrate dust being drawn back into the combustion chamber during valve overlap.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis direct-replacement front left and front right catalytic converter assembly features a heavy-duty stainless steel casing designed to resist thermal fatigue and exterior corrosion. Internally, a high-flow ceramic honeycomb substrate coated with precious metal catalyst agents promotes rapid light-off and efficient hydrocarbon\/NOx reduction without choking exhaust velocity. Precision-machined, thick flanges prevent exhaust leaks under high thermal expansion, engineered as a direct replacement for \u003cstrong\u003eOEM 16643\u003c\/strong\u003e and \u003cstrong\u003eOEM 16658\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 Catalytic Converters (Front Left and Front Right)\u003c\/li\u003e\n  \u003cli\u003eMounting Hardware\u003c\/li\u003e\n\u003c\/ul\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;\"\u003e2009-2014 Acura TL\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;\"\u003eJ35Z6 (3.5L), J37A4 (3.7L) \/ UA8, UA9\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;\"\u003e280-305 hp \/ 254-273 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;\"\u003e16643, 16658\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\u003e2009-2014 Acura TL 3.5L V6 (UA8)\u003c\/li\u003e\n  \u003cli\u003e2009-2014 Acura TL 3.7L SH-AWD V6 (UA9)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the UA8 and UA9 TL?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2009-2014 Acura TL equipped with the \u003cstrong\u003eJ35Z6\u003c\/strong\u003e 3.5L or \u003cstrong\u003eJ37A4\u003c\/strong\u003e 3.7L engine. \u003cstrong\u003eNote: This assembly is not legal for sale, purchase, or use in California or New York emissions applications (non-CARB compliant).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eDo the factory heat shields bolt onto these converters directly?\u003c\/h4\u003e\n\u003cp\u003eThese aftermarket units do not fit the original factory heat shields perfectly, though the converters function fully without modification to the body or pipework.\u003c\/p\u003e\n\n\u003ch3\u003eThe Acura Caliber\u003c\/h3\u003e\n\u003cp\u003eKeep your J-series V6 running at peak stoichiometric balance and full VTEC crossover performance with an exhaust solution built to handle aggressive power delivery and daily driving reliability.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67563091919096,"sku":"DS-EHEVQ43Q5","price":118.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-acura-tl-2009-2014-3-5l-3-7l-front-left-right-1.jpg?v=1791001043","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-acura-tl-2009-2014-3-5l-3-7l-front-left-right","provider":"Performance Chip Tuning","version":"1.0","type":"link"}