- Enhance your vehicle's efficiency and reduce harmful emissions with the oxygen sensor, a crucial component for optimal car exhaust management. - Designed specifically for RAM 1500, 2500, 3500, 4500, and 5500 models from 2019 to 2021. - Part numbers: 05149171AB, 5149171AB, 5149171AA, 68066160A ensure compatibility and a perfect fit. Key Benefits: - Improved Fuel Efficiency : The oxygen sensor optimizes fuel burning in your engine, helping you save money at the pump. - Reduced Emissions : Lower your carbon footprint and meet environmental standards by minimizing vehicle emissions. - Enhanced Engine Performance : Ensure your engine runs smoothly and efficiently, prolonging its lifespan and reliability. Suitable Applications: - Daily Commuting : Ideal for everyday drivers wanting to maintain fuel efficiency while reducing pollution. - Heavy-Duty Use : Perfect for those who rely on their RAM trucks for work and need consistent performance under load. - Environmental Awareness : A smart choice for eco-conscious users looking to contribute to a cleaner environment. By choosing this oxygen sensor, you're investing in a reliable part that addresses both performance and environmental concerns.