Optional Upgraded Billet WMI tank cap w/safety check valve

The Burger Motorsports custom billet WMI cap includes an integrated heavy-duty check valve to let much-needed air in and prevent dangerous WMI vapor/fumes from getting out! Made in the USA. 

Features and Benefits

• Integrated heavy-duty check valve lets air in but not out
• Specifically designed to prevent evaporation
• Keeps vapors inside the tank
• Made from a solid block of billet aluminum
• Blue anodizing for corrosion protection
• Exaggerated grips for easy removal
• Integrated heavy-duty o-ring 
• Made in the USA

Applications
• 4qt tank

• 2.5 gallon universal tank

• BMS 3 gallon + M5 stealth tank

• 6 gallon tank