{"product_id":"standard-ignition-dfi2-diesel-exhaust-fluid-def-injection-nozzle","title":"Standard Ignition DFI2 Diesel Exhaust Fluid (DEF) Injection Nozzle","description":"\u003ch2\u003eOverview of Standard Ignition DFI2 DEF Injection Nozzle\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition DFI2 Diesel Exhaust Fluid (DEF) Injection Nozzle is designed for precise emission control in select Chevrolet and GMC diesel engines. Engineered to meet the specifications for Lgh and lml engine ID codes, this gray-finished nozzle ensures proper DEF delivery for optimal exhaust treatment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet and GMC diesel models including Express 2500\/3500, Savana 2500\/3500, Sierra 2500 HD\/3500 HD, and Silverado 2500 HD\/3500 HD\u003c\/li\u003e\n\u003cli\u003eEngine ID Code compatibility: Lgh and lml\u003c\/li\u003e\n\u003cli\u003eEngine VIN Code compatibility: L and 8\u003c\/li\u003e\n\u003cli\u003eDurable gray finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePart number DFI2 for easy identification and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe DFI2 DEF Injection Nozzle from Standard Ignition is specifically designed to fit diesel engines with Lgh and lml engine ID codes, commonly found in heavy-duty Chevrolet and GMC trucks and vans. This component plays a critical role in the selective catalytic reduction (SCR) system by injecting the correct amount of Diesel Exhaust Fluid into the exhaust stream. The gray finish provides added protection against harsh operating conditions, ensuring consistent performance over time. The nozzle is compatible with engine VIN codes L and 8, making it suitable for a range of applications within the specified vehicle models.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis DEF injection nozzle is used in emission control systems to reduce nitrogen oxide (NOx) emissions in diesel engines. It addresses several common issues:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInconsistent DEF injection leading to increased emissions\u003c\/li\u003e\n\u003cli\u003eClogged or malfunctioning nozzles causing SCR system faults\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency due to improper DEF dosing\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by emission control errors\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to DEF system performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition DFI2 nozzle should be performed by a qualified technician familiar with diesel emission systems. Ensure the engine is cool and the DEF system is depressurized before removal. Clean the nozzle mounting area to prevent contamination. Verify compatibility with engine ID and VIN codes prior to installation. After installation, perform a system check to confirm proper DEF flow and SCR operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM standards for fit and function. The DFI2 DEF Injection Nozzle undergoes rigorous quality control to ensure reliability in emission control applications. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary by region and application.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44505763807413,"sku":"FBHK-DFI2","price":330.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_DFI2_Fro.jpg?v=1775022757","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-dfi2-diesel-exhaust-fluid-def-injection-nozzle","provider":"PartCatalog","version":"1.0","type":"link"}