GM 6.6L Duramax ARP 129-2503 balancer bolt kit BOLT ONLY

Upgrade the balancer bolt on your GM 6.6L Duramax engine with the ARP 129-2503 bolt kit. Made from high-grade materials, this bolt offers improved strength and durability, ensuring a secure fit for your balancer. Replace your old bolt with confidence and enjoy smoother engine operation.

**Bolt only use ARP 200-8793 Washer**