{"product_id":"catalytic-converter-for-volkswagen-golf-2001-2006-2-0l","title":"Catalytic Converter for Volkswagen Golf (2001-2006) 2.0L","description":"\u003ch2\u003eDirect-Fit Replacement Catalytic Converter for 2001-2006 Volkswagen Golf\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Restores factory exhaust scavenging, clears emissions fault codes, and brings the Volkswagen 2.0L powertrain back into complete compliance using a direct bolt-on catalytic assembly.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Golf Catalytic Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory catalytic converters on the Mk4 Volkswagen Golf 2.0L 8-valve engine routinely degrade through thermal fatigue and internal washcoat attrition. High-mileage naturally aspirated 2.0L engines often experience mild oil blow-by and unburnt hydrocarbon loading, leading to melted or clogged OEM ceramic monoliths. This restriction generates severe exhaust backpressure, chokes cylinder scavenging, drops fuel economy, and triggers persistent P0420 catalytic efficiency diagnostic trouble codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered as a bolt-on direct replacement, this assembly features a durable stainless steel outer shell designed to withstand thermal cycling and road salt corrosion. Inside, a high-efficiency ceramic substrate is coated with active precious metal washcoats to efficiently convert CO, HC, and NOx into inert emissions while meeting OBDII standards. Precision-machined flanges and dedicated oxygen sensor bungs guarantee a leak-free seal without requiring cutting, tube expansion, or custom welding.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2001-2006 Volkswagen Golf\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eEA827 (AVH, AZG, BBW, BEV) 2.0L SOHC \/ Mk4 (Typ 1J)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e115 hp \/ 122 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eBER515400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Volkswagen Golf (2001, 2002, 2003, 2004, 2005, 2006)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine Configuration:\u003c\/strong\u003e 2.0L Inline-4 Naturally Aspirated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM \u0026amp; Interchange References:\u003c\/strong\u003e 54582, 642766, 49252, 18315, 096-2831, 40435, 19052, 51804, 54850, 19463, 50508\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardware Included:\u003c\/strong\u003e Gaskets, bolts, and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Volkswagen European Precision Standard\u003c\/h3\u003e\n\u003cp\u003eCalibrated specifically for European engine management tolerances, this catalytic converter maintains the precise downstream oxygen sensor response required to keep the check engine light off and pass readiness monitors effortlessly.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50488062279928,"sku":"DS-EOQKXWCLF","price":121.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-volkswagen-golf-2001-2006-2-0l-1.jpg?v=1789148382","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-volkswagen-golf-2001-2006-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}