Cummins 5.9 12V Billet Freeze Plug Kit (4 Round).

Key Features and Fixes:

• Blow Proof Plugs: Eliminates the risk of the failure-prone factory original stamped metal plugs blowing out under pressure.
• Superior Corrosion Resistance: Unlike the standard metal plugs, these billet aluminum plugs will not corrode away, ensuring long-term reliability and engine protection.
• High-End, Bolt-In Upgrade: Replaces factory plugs with a robust, bolt-in design for maximum security and ease of installation.

Components and Parts:
Permanently resolve the notorious issue of corroded and blow-out-prone factory freeze plugs in your Cummins diesel engine. The Choate Engineering Performance Billet Blow Proof Freeze Plug Kit provides a high-end, bolt-in upgrade, utilizing robust billet aluminum construction to eliminate failure and secure your engine coolant system.

• 4 Aluminum Plugs: Precision-machined billet aluminum plugs for superior strength and corrosion resistance.
• Buna O-Rings: High-quality rubber seals designed to maintain a perfect, leak-free seal.
• Stainless Steel Hardware: Corrosion-resistant hardware for a durable, bolt-in installation.

Machining Process:
The Billet Freeze Plugs for the 5.9 Cummins 12 Valve 1989-1998 are manufactured in-house, ensuring every piece meets our strict standards for quality and precision. They are crafted from solid Billet Aluminum, offering a level of strength and corrosion resistance that the original stamped metal plugs simply cannot match.

Tech Tip: Be sure to run the proper amount of antifreeze necessary, especially in cooler climates, to ensure optimal cooling system performance and protection.