Click to expand Tap to zoom Pro Fuel Bottle With Aluminum Neck (500cc) by Ultimate Racing Sold out $20.00 | / SKU UR1412 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out This is the Ultimate Racing pre-oiled dual-stage foam air filter, and it’s been specially designed for use with all Nitro 1/8 tanks. With an Aluminum Neck and 500cc capacity, it also comes with a spare cap.