GrimmSpeed Titanium Radiator Cap - 1.3 Bar | GRM.1013.1.TI

Complete your engine bay with the GrimmSpeed Titanium Radiator Cap, a premium upgrade that combines performance, durability, and eye-catching style. Designed for Subaru enthusiasts who appreciate both function and aesthetics, this high-quality radiator cap features a unique burnt ombre titanium finish while maintaining the proven 1.3 bar pressure rating trusted by performance drivers.

More than just an appearance upgrade, the GrimmSpeed Titanium Radiator Cap helps maintain proper cooling system pressure, increasing your coolant's boiling point for improved thermal efficiency during spirited driving, track days, and demanding conditions. Whether you're running traditional coolant or distilled water for motorsports, maintaining consistent system pressure helps reduce coolant loss and improves overall cooling system performance.

Manufactured with a reinforced spring assembly and a heavy-duty silicone sealing gasket, this radiator cap delivers reliable pressure retention and long-lasting durability. The stunning heat-treated titanium finish transitions from deep blue to bronze depending on the lighting, making it the perfect finishing touch for any clean engine bay build.

Features

• Premium GrimmSpeed titanium radiator cap
• 1.3 bar (18.9 psi) pressure rating
• Burnt ombre titanium finish with blue-to-bronze color gradient
• Raises coolant boiling point by maintaining higher system pressure
• Heavy-duty silicone gasket for reliable sealing
• Reinforced spring assembly for consistent pressure retention
• Corrosion-resistant titanium construction
• Direct OEM replacement with no modifications required

Performance Benefits

• Improves cooling system efficiency
• Helps prevent coolant overflow during high temperatures
• Maintains consistent cooling system pressure
• Ideal for daily driving, performance builds, and track vehicles
• Adds a premium custom appearance to your engine bay
• Simple plug-and-play installation

Vehicle Compatibility

• Fits all Subaru radiators and expansion tanks using the standard small-type radiator cap
• Compatible with many Nissan, Mitsubishi, Honda, Mazda, and Toyota vehicles using the same small-type cap design

Note: This cap does not replace the earless one-way STI radiator cap. On applicable STI models, it fits the upper expansion tank only. Please verify your radiator or expansion tank uses the standard small-type cap before purchasing.

Why Choose the GrimmSpeed Titanium Radiator Cap?

The GrimmSpeed Titanium Radiator Cap is the perfect blend of performance and style. Designed to improve cooling system reliability while adding a premium titanium finish to your engine bay, it's an easy upgrade for enthusiasts looking to enhance both the function and appearance of their Subaru or compatible import vehicle.