{"product_id":"catalytic-converter-for-audi-q3-2015-2018-2-0l","title":"Catalytic Converter for Audi Q3 (2015-2018) 2.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Stainless Catalytic Converter for 2015-2018 Audi Q3 (8U)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This direct-fit catalytic converter assembly restores factory exhaust flow and emissions conversion on the \u003cstrong\u003e8U\u003c\/strong\u003e Audi Q3 equipped with the \u003cstrong\u003eCCTA 2.0L TFSI\u003c\/strong\u003e engine.\u003c\/p\u003e\u003ch3\u003eThe Stock Audi Q3 Catalytic Converter Failure\u003c\/h3\u003e\u003cp\u003eOn the \u003cstrong\u003e8U\u003c\/strong\u003e chassis equipped with the \u003cstrong\u003eCCTA 2.0L TFSI\u003c\/strong\u003e engine, the turbo-mounted primary converter and underbody catalyst endure severe thermal cycling and exhaust pulsation. Over time, sustained heat soak degrades the precious-metal washcoat and fractures the internal ceramic core, while the factory flex joint fatigues from engine movement. Once the substrate crumbles, exhaust backpressure spikes and downstream oxygen sensors detect lost oxygen-storage capacity, triggering \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e fault codes.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms of a Failing OEM Catalytic Converter\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Engine Light \u0026amp; Efficiency DTCs:\u003c\/strong\u003e Active \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e codes indicating catalyst conversion efficiency has dropped below the ECU threshold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetallic Substrate Rattle:\u003c\/strong\u003e Audible rattling beneath the turbocharger or floorpan caused by a broken ceramic core shifting inside the housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Loss \u0026amp; Failed Emissions:\u003c\/strong\u003e Elevated exhaust backpressure restricting turbo spool alongside excessive HC, CO, and NOx tailpipe emissions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Stainless Exhaust Solution\u003c\/h3\u003e\u003cp\u003eThis direct-fit assembly replaces the worn factory unit with a \u003cstrong\u003estainless steel\u003c\/strong\u003e body and mandrel-formed piping engineered to resist rust and thermal cracking. Inside the \u003cstrong\u003e8-inch by 5-inch\u003c\/strong\u003e housing, a \u003cstrong\u003eceramic honeycomb substrate\u003c\/strong\u003e with a precious-metal washcoat converts HC, CO, and NOx gases without choking exhaust velocity. Integrated pre- and post-catalyst oxygen sensor bungs, a new flex joint, and a matching extension pipe ensure exact bolt-on alignment between the turbocharger flange and rear exhaust.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Catalytic Converter Assembly (turbo-side catalyst, flex joint, and underbody catalyst)\u003c\/li\u003e\n\u003cli\u003e1 x Matching Extension Pipe\u003c\/li\u003e\n\u003cli\u003e1 x Flange Gasket\u003c\/li\u003e\n\u003cli\u003e1 x Exhaust Clamp\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\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;\"\u003e2015-2018 Audi Q3\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;\"\u003eCCTA 2.0L TFSI \/ 8U\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;\"\u003eEmissions \u0026amp; Substrate\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eEPA Federal (46-State Legal) \/ Ceramic Honeycomb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eInstallation Type\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDirect Bolt-On OEM Replacement (No Cutting or Welding)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2015-2018 Audi Q3 (Premium, Premium Plus, Prestige) — 2.0L Turbocharged I4\u003c\/li\u003e\n\u003cli\u003e2015-2018 Audi Q3 quattro (Premium, Premium Plus, Prestige) — 2.0L Turbocharged I4\u003c\/li\u003e\n\u003cli\u003eExcludes Audi RS Q3 2.5L models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the 8U Q3?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e This is a direct fit for the 2015-2018 Audi Q3 and Q3 quattro equipped with the \u003cstrong\u003eCCTA 2.0L TFSI\u003c\/strong\u003e engine. \u003cstrong\u003eDoes not fit RS Q3 2.5L models. This is an EPA (federal) converter and is not CARB approved; not legal for vehicles registered in California, New York, Colorado, or Maine.\u003c\/strong\u003e\u003c\/p\u003e\u003ch4\u003eWill this clear P0420\/P0430 codes, and are O2 sensors included?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes, if the fault is caused by a worn converter.\u003c\/strong\u003e Installing a new direct-fit unit restores catalyst efficiency to clear \u003cstrong\u003eP0420\u003c\/strong\u003e and \u003cstrong\u003eP0430\u003c\/strong\u003e codes, though you should inspect for upstream exhaust leaks first. Oxygen sensors are not included; transfer your existing O2 sensors or install new units into the threaded bungs.\u003c\/p\u003e\u003ch4\u003eAre gaskets and mounting hardware included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e The package includes the converter assembly, matching extension pipe, flange gasket, and exhaust clamp. Let the exhaust cool completely, soak seized fasteners with penetrating oil, and torque all flange bolts evenly before checking every joint for leaks.\u003c\/p\u003e\u003ch3\u003eThe Audi Precision Standard\u003c\/h3\u003e\u003cp\u003eEngineered for accurate ECU feedback and emissions compliance, this converter assembly restores clean sensor readings and CEL-free operation on your \u003cstrong\u003e8U\u003c\/strong\u003e Audi Q3. Built to factory flange geometry, it eliminates substrate rattle and maintains steady exhaust flow without custom fabrication.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68085291712760,"sku":"DS-EGE0NAQJS","price":378.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-audi-q3-2015-2018-2-0l-1.jpg?v=1794543295","url":"https:\/\/performancechiptuning.com\/products\/catalytic-converter-for-audi-q3-2015-2018-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}