ST Dupont Defi Extreme Butane Refill

The S.T. Dupont Défi Extreme Butane Refill is the official fuel source engineered to power the performance-driven Défi Extreme Lighter. Specially formulated for use in extreme environments, this high-purity butane delivers unmatched reliability—igniting flawlessly in high altitudes, freezing temperatures, and windy conditions. Whether you're lighting a cigar atop a mountain or on a breezy shoreline, this refill ensures your lighter performs at its peak.

Designed for clean combustion, the Défi Extreme Butane Refill reduces carbon buildup and protects your lighter’s internal components, extending its lifespan and maintaining optimal flame output. The pressurized canister is easy to use, providing a secure, leak-free refill experience every time. Ideal for serious aficionados who rely on their gear no matter the setting, this butane is the only recommended refill for maintaining the advanced engineering of the Défi Extreme.

Pair it with your S.T. Dupont Défi Extreme Lighter or explore more maintenance essentials like S.T. Dupont flints and accessories, all available at The Tobacconist of Greenwich — your trusted source for premium cigar tools and official refills.