Premium OEM Valve Guide for Cummins Engines – Precision Performance Guaranteed

High-Quality Material & Craftsmanship

Made from durable alloy steel with precision machining for superior heat resistance and extended lifespan. Features exact OEM specifications (3906206, 4429206, 6381879) ensuring seamless compatibility with Cummins L4, 4B, and 4BT/ISB engines.

Engineered for Peak Performance

Reduces valve wear and prevents oil leakage with a smooth inner bore finish. Ideal for heavy-duty applications in trucks, industrial machinery, and marine engines.

Global Wholesale Advantage

Direct factory pricing with bulk discounts available. Ships worldwide with guaranteed lowest prices—no middlemen, just unbeatable value.

Trusted Replacement Part

Restores engine efficiency and meets strict OEM standards. A must-have for mechanics and fleet operators prioritizing reliability.

Note: Verify engine model compatibility before purchase.