{"product_id":"catalytic-converter-for-gmc-terrain-2018-2020-2-0l","title":"Catalytic Converter for GMC Terrain (2018-2020) 2.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Stainless Catalytic Converter for 2018-2020 GMC Terrain (D2XX)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This direct-fit close-coupled catalytic converter bolts directly behind the turbocharger on 2018-2020 GMC Terrain (\u003cstrong\u003eD2XX\u003c\/strong\u003e) models with the \u003cstrong\u003eLTG 2.0L Turbo I4\u003c\/strong\u003e engine to restore emissions conversion and exhaust flow.\u003c\/p\u003e\u003ch3\u003eThe Stock GMC Terrain Converter Failure\u003c\/h3\u003e\u003cp\u003eMounted in a close-coupled position immediately behind the turbocharger on the \u003cstrong\u003eD2XX\u003c\/strong\u003e chassis, the factory converter endures severe exhaust temperatures and rapid thermal cycling from the \u003cstrong\u003eLTG 2.0L Turbo I4\u003c\/strong\u003e. Repeated heat soak gradually degrades the precious-metal washcoat and causes internal ceramic substrate fracture. Once the brick breaks apart or melts, exhaust backpressure spikes and downstream oxygen readings mirror upstream gas, triggering persistent \u003cstrong\u003eP0420\/P0430\u003c\/strong\u003e catalyst efficiency 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 \/ DTCs:\u003c\/strong\u003e Stored \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e codes triggered when the post-catalyst O2 sensor detects depleted oxygen storage capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetallic Substrate Rattle:\u003c\/strong\u003e Audible rattling near the firewall during idle or deceleration from a fractured ceramic core shifting inside the shell.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Restriction \u0026amp; Emissions Failure:\u003c\/strong\u003e Sluggish turbo spool, elevated backpressure, and failed OBD-II readiness from plugged honeycomb passages.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Stainless Catalytic Converter Solution\u003c\/h3\u003e\u003cp\u003eBuilt with a corrosion-resistant stainless steel body measuring 8 inches long by 5 inches high, this replacement resists heat cracking under sustained boost. Inside, a high-flow ceramic honeycomb substrate with a precious-metal washcoat converts HC, CO, and NOx to meet \u003cstrong\u003eEPA Federal (46-State Legal)\u003c\/strong\u003e OBD-II requirements. Factory-geometry turbo-side flanges, support brackets, and pre- and post-catalyst O2 sensor ports allow a direct bolt-on repair with zero cutting or welding.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Catalytic Converter\u003c\/li\u003e\n\u003cli\u003e1 x Ring Seal\u003c\/li\u003e\n\u003cli\u003e1 x 3-Bolt Flange Gasket\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;\"\u003e2018-2020 GMC Terrain\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;\"\u003eLTG 2.0L Turbo I4 \/ D2XX\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\u003e2018 GMC Terrain (SLE, SLT, Denali) — 2.0L Turbocharged I4\u003c\/li\u003e\n\u003cli\u003e2019 GMC Terrain (SLE, SLT, Denali) — 2.0L Turbocharged I4\u003c\/li\u003e\n\u003cli\u003e2020 GMC Terrain (SLE, SLT, Denali) — 2.0L Turbocharged I4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the D2XX Terrain?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e This is a direct fit for the 2018-2020 GMC Terrain equipped with the \u003cstrong\u003eLTG 2.0L Turbo I4\u003c\/strong\u003e engine. \u003cstrong\u003eNot compatible with 1.5L turbo or 1.6L diesel models, and not CARB approved 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, when caused by a worn catalyst.\u003c\/strong\u003e A new converter restores oxygen storage efficiency to resolve \u003cstrong\u003eP0420\/P0430\u003c\/strong\u003e codes, though O2 sensors and exhaust leaks must be checked. Oxygen sensors are not included; transfer your existing sensors or install new units in the two factory bungs.\u003c\/p\u003e\u003ch4\u003eAre gaskets and mounting hardware included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCore sealing gaskets are included.\u003c\/strong\u003e The package supplies a ring seal and 3-bolt flange gasket; let the exhaust cool completely, soak fasteners with penetrating oil, and torque all joints evenly to prevent leaks.\u003c\/p\u003e\u003ch3\u003eThe GMC Precision Standard\u003c\/h3\u003e\u003cp\u003eEngineered to restore factory turbocharger flow and clean ECU emissions readiness on the \u003cstrong\u003eD2XX\u003c\/strong\u003e platform without check engine lights. Every flange, bracket, and sensor bung aligns directly with OEM mounting points for a leak-free repair.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68085549859064,"sku":"DS-E8CV63T6Q","price":194.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-gmc-terrain-2018-2020-2-0l-1.jpg?v=1794547251","url":"https:\/\/performancechiptuning.com\/es\/products\/catalytic-converter-for-gmc-terrain-2018-2020-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}