Air-Cooled Brake Master Cylinder Cap – VW Beetle & Bus

Upgrade or replace your worn, brittle, or cracked brake master cylinder cap with this durable air-cooled Volkswagen replacement. Designed for exact OEM fit, it works on both Beetles and Buses, restoring the reliability of your brake system.

Crafted from high-quality plastic with extra-thick sides and top, this cap provides a secure, long-lasting seal while making installation and removal easy with its textured grip. Perfect for replacing old or failing stock caps or aftermarket caps that don’t thread properly.

• Fits air-cooled VW Beetles and Buses
• Exact OEM replacement
• Durable plastic with extra-thick sides and top
• Textured sides for better grip during installation
• Replaces worn, cracked, or failing stock or aftermarket caps
• Ensures a secure seal for proper brake operation

• Inspect the old cap and master cylinder threads before installation
• Hand-tighten securely—no tools required
• Ideal for restoration projects or routine maintenance

• Aftermarket replacement, engineered for air-cooled VW models only
• OEM fit ensures compatibility, but verify your vehicle year and model