Geek Fuel Coupon: Get $5 Off Your First Box! Posted by Hello Subscription on June 21, 2018. Subscription Box Coupons & Deals / Geek Fuel Coupons Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for LaterGo to commentsNotification Geek Fuel Exp has a new deal for new subscribers! Save $5 on your first box! Just use this link to get the deal. From tees and hoodies to comics and goodies, Geek Fuel EXP guarantees at least $100 worth of geeky awesomeness into every shipment! Are you getting Geek Fuel Exp?