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Duralast Switch SW4677Shop All Duralast
Duralast switches, relays, and connectors are engineered and produced by Rostra Powertrain Controls, a leading producer of vehicle electronics for original equipment and aftermarket applications. Every switch, relay, and connector matches or exceeds the OE performance characteristics to ensure fast and easy installation with superior performance and reliability.
- Direct-fit OE replacement that ensures ease of installation
- Engineered with high grade materials to meet installer demands
- Copper alloy conductors ensure superior electrical conductivity with low resistive losses
- Our parts are 100% tested for performance and reliability