Radium R11A Replacement Fuel Bladder - 10 Gallon (Spare Tyre Cell)

Keep your Radium RA-series spare tyre fuel cell compliant and competition-ready with the R11A Replacement Fuel Bladder. Designed as a direct replacement when your SFI and FIA certifications expire, this bladder maintains the safety and performance standards your build demands — without the cost of a full fuel cell replacement.

Includes:

• Fuel Cell Bladder
• Fuel Cell Foam
• FIA Certification
• SFI Certification

Specs & Features:

• 10 gallon capacity — spare tyre cell format
• Replacement bladder for Radium RA-series fuel cells
• FIA and SFI certified for competition use
• Does not include nut ring or fasteners
• Cannot be used without the bladder can and lid — do not purchase as an alternative to a full fuel cell

Part Number:

• 20-0651 — Radium R11A Replacement Fuel Bladder (10 Gallon, Spare Tyre Cell)

Why Radium Engineering?

• ✅ Manufactured in the USA to motorsport-grade tolerances
• ✅ CNC-machined billet aluminium components built for performance and longevity
• ✅ Trusted by high-power build tuners and race teams worldwide
• ✅ Bolt-on fitment — no cutting, drilling, or fabrication required
• ✅ FIA and SFI certified — built to meet the strictest motorsport safety standards