{"product_id":"catalytic-converter-for-nissan-sentra-2013-2019-1-8l-rear","title":"Catalytic Converter for Nissan Sentra (2013-2019) 1.8L Rear","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Rear Catalytic Converter Assembly for 2013-2019 Nissan Sentra (B17)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The rear catalytic converter assembly replaces the deteriorated factory downstream catalytic converter and integrated flex section on the 2013-2019 Sentra to eliminate exhaust leaks, correct exhaust scavenging, and clear catalyst efficiency trouble codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Nissan Sentra Flex Pipe Fatigue and Catalytic Breakdown\u003c\/h3\u003e\n\u003cp\u003eOn the \u003cstrong\u003eB17\u003c\/strong\u003e platform, engine torque movement and thermal cycling place heavy mechanical strain on the factory underbody exhaust system. The stock flex pipe section ahead of the rear catalyst frequently degrades, unravelling internally and cracking at the flange welds. This structural fatigue introduces exhaust leaks, cabin odors, and false downstream oxygen sensor readings. Simultaneously, high-mileage factory ceramic cores suffer from thermal sintering and carbon fouling, choking exhaust velocity, lowering fuel economy, and triggering persistent \u003cstrong\u003eP0420\u003c\/strong\u003e diagnostic trouble codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered as a direct bolt-on replacement, this rear catalytic converter assembly restores factory emissions efficiency and backpressure parameters without custom fabrication. The housing is manufactured from heavy-gauge stainless steel to resist road salt corrosion and thermal oxidation. Upstream, a reinforced, double-braided stainless steel flex coupling isolates drivetrain vibration to prevent weld cracking. Internally, a high-flow ceramic substrate coated with premium washcoat precious metals optimizes conversion efficiency while maintaining smooth exhaust flow for the \u003cstrong\u003eMRA8DE\u003c\/strong\u003e engine. Heavy-duty, laser-cut mounting flanges line up directly with factory hangers and mating exhaust flanges.\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;\"\u003e2013-2019 Nissan Sentra\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;\"\u003e\n\u003cstrong\u003eMRA8DE\u003c\/strong\u003e (1.8L) \/ \u003cstrong\u003eB17\u003c\/strong\u003e\n\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;\"\u003e130 hp \/ 128 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;\"\u003e\n\u003cstrong\u003e200103SR1A\u003c\/strong\u003e, \u003cstrong\u003e200104AF0A\u003c\/strong\u003e, \u003cstrong\u003e20010ZJ61A\u003c\/strong\u003e, \u003cstrong\u003e20010ZT61A\u003c\/strong\u003e, \u003cstrong\u003e200103SJ1A\u003c\/strong\u003e, \u003cstrong\u003e200101FN1A\u003c\/strong\u003e\n\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\u003e2013-2019 Nissan Sentra S 1.8L L4\u003c\/li\u003e\n  \u003cli\u003e2013-2019 Nissan Sentra SV 1.8L L4\u003c\/li\u003e\n  \u003cli\u003e2013-2019 Nissan Sentra SL 1.8L L4\u003c\/li\u003e\n  \u003cli\u003e2013-2019 Nissan Sentra SR 1.8L L4 (Naturally Aspirated 1.8L models only)\u003c\/li\u003e\n  \u003cli\u003e2013-2016 Nissan Sentra FE+ S 1.8L L4\u003c\/li\u003e\n  \u003cli\u003e2013-2014 Nissan Sentra FE+ SV 1.8L L4\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the B17 Sentra?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2013-2019 Nissan Sentra equipped with the MRA8DE engine.\u003c\/p\u003e\n\n\u003ch4\u003eWill this unit resolve a P0420 diagnostic trouble code?\u003c\/h4\u003e\n\u003cp\u003eYes, replacing a contaminated or failed rear catalyst will resolve downstream efficiency codes, provided the primary manifold converter and upstream sensors are operating within specification.\u003c\/p\u003e\n\n\u003ch3\u003eThe Nissan Daily Driver Standard\u003c\/h3\u003e\n\u003cp\u003eMaintaining proper exhaust backpressure and sensor telemetry is critical for engine efficiency, throttle continuity, and quiet cabin operation in your daily commuter. This direct-replacement assembly provides durable structural longevity and exact OEM-level exhaust sealing.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67538066538744,"sku":"DS-EXSF7M4ZW","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-nissan-sentra-2013-2019-1-8l-rear-1.jpg?v=1790621839","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-nissan-sentra-2013-2019-1-8l-rear","provider":"Performance Chip Tuning","version":"1.0","type":"link"}