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Fuel Efficiency Up is a ground armor Skell Augment in Xenoblade Chronicles X that reduces the amount of fuel passively consumed while a Skell is in battle.

Creating[]

Fuel Efficiency Up augments can be created at the AM Terminal in the Administrative District.

Rank Rarity Effect
Value
Miranium
Cost
Sell Price Required components
I Common Boosts fuel efficiency by 5% when fighting in a Skell. 100 800 Credits 1 Black Puff, 1 Caro Tail Light, 1 Standard Coil, 1 White Cometite
V Common Boosts fuel efficiency by 25% when fighting in a Skell. 100 1,440 Credits 2 Black Puffs, 2 Caro Tail Lights, 2 Standard Coils, 1 Dawnstone
X Rare Boosts fuel efficiency by 50% when fighting in a Skell. 100 2,240 Credits 3 Black Puffs, 3 Giant Proteins, 3 Filiavent Intestines, 1 Everfreeze Ore
XV Unique Boosts fuel efficiency by 75% when fighting in a Skell. 1,500 3,040 Credits 4 Black Puffs, 4 Giant Proteins, 4 Filiavent Intestines, 1 Foucaultium
XX Intergalactic Boosts fuel efficiency by 100% when fighting in a Skell. 2,000 4,0500 Credits 5 Black Puffs, 5 Giant Proteins, 5 Filiavent Intestines, 1 Bonjelium