The XDP HD Grid Heater Relay Fusible Link Wire XD443 (For Dual Relay) (Same-Length) is a direct replacement for Dodge 5.9L diesel trucks equipped with dual grid heater relays that use the same-length wiring. This heavy-duty wire restores proper power delivery to the grid heater system, helping maintain reliable cold starting and correct grid heater operation. Built to replicate factory function and routing, this wire features an integrated fuse link for protection and is constructed from 8-gauge wire to safely handle the high current demands of the grid heater system. Features and Benefits: Direct-Fit ReplacementSame-Length Wire ConfigurationFor Trucks With Dual Grid Heater RelaysHeavy-Duty 8-Gauge Wire ConstructionIntegrated Fuse Link For Circuit ProtectionDirect Replacement Battery-To-Relay Grid Heater WireRestores Proper Power Delivery To The Grid Heater SystemIdeal For Repairing Damaged, Corroded, Or Overheated Factory WiringFor trucks with dual grid heater relays and same-length wire configuration.Fitment Notes: Some applications use two grid heater relay wires of different lengths, while others use the same length for both.Be sure to verify your vehicle's configuration before ordering to ensure proper fit. Details: