Allstar Performance Radiator Cap 29-31 PSI ALL30129

When your engine is pushing hard, the last thing you want is a cooling system that can't keep up. The Allstar Performance Radiator Cap (ALL30129) delivers a rock-solid 29-31 PSI pressure rating to raise your coolant's boiling point, protect against overheating, and keep your engine running at its best — whether you're on the track or the street. It's a small upgrade that makes a serious difference.

• Pressure Rating: 29-31 PSI
• Shape: Round
• Fitment: Standard radiator necks
• Sold: Individually
• Seal: Prevents coolant loss
• Build: Heavy-duty construction
• Use: Street or race applications
• Brand: Allstar Performance
• MPN: ALL30129

With its superior sealing ability and high-pressure threshold, the Allstar Performance ALL30129 Radiator Cap is a trusted choice for performance enthusiasts who refuse to compromise. Fits a wide range of standard radiator necks, so swapping it in is quick and easy. Simple, reliable, and built to last — just the way performance parts should be.