ATL 18 Gallon Pro Formula Mazda Replacement Fuel Bladder (68L) with Foam – FIA FT3 – DD-UN-187 (FB10-4126)
$3,485.99
The ATL DD-UN-187 (formerly FB10-4126) is a direct replacement fuel bladder for the Pro Formula Mazda. It is constructed from the same FIA FT3-1999 ballistic-nylon composite material as the proven ATL Super Cell 100 Series, engineered to deform on impact for maximum crash resistance.
Includes:
- Yellow anti-slosh foam baffling
- (2) Nut-rings
- Gaskets
Specifications:
- Capacity: 68 Litres (18 US Gallons)
- Application: Pro Formula Mazda – direct replacement
- Fuel Compatibility: Hydrocarbon Fuels Only – Max 20% Ethanol
- Safety Approval: FIA FT3-1999
- Warranty: Limited 5 Year
Fuel compatibility: Hydrocarbon fuels ONLY with a maximum 20% ethanol content. ATL offers specialty materials for E85 and other aggressive fuels – contact us for details.
Outer container: To comply with FIA regulations, ATL bladder cells must be installed within a steel or aluminum container. Check chassis fitment against the container dimensions, not the bladder alone.
FIA lifespan: FIA-certified fuel cells have a 5-year life and can be recertified by ATL for a further 2 years (7 years maximum from date of manufacture).
Availability: Shipped direct from ATL (Aero Tec Laboratories, Ramsey, NJ).






