RaceFlux Silicone Rubber Cap

Keep fittings and open lines clean between sessions: these push-on silicone rubber caps slip over fittings, hose ends, and tube stubs to keep dirt, moisture, and overspray out during storage, transport, paint, and powder coat. Flexible silicone grips securely and pulls off without tools.

Key Features

• Push-on silicone rubber protective caps
• Seal out dirt, moisture, and overspray
• Flexible fit; install and remove by hand

Fitment & Compatibility

• Sized by inner diameter — select the size that matches your fitting or tube from the dropdown
• Common uses: protecting open lines during engine work, masking fittings for paint and powder coat, storage and shipping protection

Note: Protective caps only — not for sealing pressurized systems.