For Maxima For Altima Quest 3.5L 2004-2006 HD AW55-50SN AW55-51SN Transmission Torque Converter. By absorbing torsional shocks, this component protects the transmission gears from damage during sudden acceleration. Its fluid coupling design eliminates wear-prone mechanical contact, ensuring long-term reliability with minimal maintenance. Its reinforced internal structure withstands high torque loads, maintaining stable performance even under frequent start-stop and heavy-load conditions. The optimized fluid circulation design improves transmission efficiency, helping cut fuel consumption and extend the automatic transmission's service life., Manufacturer: KASDPMNB