Premium Freeze Plug 555-030 & 557-001 by Dorman

High-grade steel construction ensures superior durability and corrosion resistance for long-term performance. Precision-engineered with a seamless fit to prevent coolant leaks in extreme temperature conditions.

Ideal for automotive repair and engine maintenance, compatible with various vehicle models. Trusted by professionals for reliable freeze protection in harsh climates.

Exclusive bulk pricing available for wholesale buyers—global shipping with unbeatable value. Stock up on these essential plugs for your inventory or large-scale projects.

Dorman quality guaranteed—meets strict OEM standards for a perfect replacement every time.