GSI Aluminum Gas Cap

GSI Aluminum Gas Cap – Custom Fuel Tank Cap

Complete your custom fuel system with the GSI Machine & Fabrication Aluminum Gas Cap. Precision-machined from lightweight, durable aluminum, this gas cap is designed for use with a compatible threaded fuel tank filler neck. Featuring a clean, professional finish, it's an ideal addition to custom aluminum gas tanks, classic truck restorations, and automotive fabrication projects.

Key Features & Benefits

• Aluminum Construction: Lightweight, durable, and precision-machined.

• Threaded Design: Designed to fit a compatible fuel tank filler neck.

• Custom Fuel Systems: Ideal for custom aluminum gas tanks and fuel cell applications.

• Clean Finish: Smooth machined aluminum for a professional appearance.

• Versatile Application: Suitable for custom builds, restorations, and fabrication projects.

Dimensions & Specs

• Material: Aluminum

• Product Type: Threaded Gas Cap

• Finish: Machined aluminum

• Brand: GSI Machine & Fabrication

• Manufactured in: Chandler, Arizona, USA

Fitment & Installation

Designed for compatible custom fuel tank applications. Verify filler neck thread size, fitment, and sealing compatibility before purchasing. Not intended as a universal replacement for factory gas caps.

Complete Your Build: GSI also offers Aluminum Gas Tank Filler Necks, Aluminum Fuel Sending Unit Brackets, and Aluminum Gas Tanks, sold separately.

At GSI Machine & Fabrication, we offer a one-year warranty on all manufactured parts, covering defects upon inspection. However, we are not liable for personal or property damages resulting from misuse of our products. Note that warranties for non-manufactured parts, such as shocks or ball joints, must be handled directly with the part’s manufacturer.

Orders may be canceled before shipment, except for special-order and custom items, such as chassis products and air ride suspension. Refunds for eligible returned items will exclude shipping costs and may incur additional fees. For cancellations or issues with orders, contact our customer support at 1 (877) 951-1890 or sales@gsimfab.com.

Customers are responsible for all customs fees, duties, and taxes on international orders. Once your package is shipped, we are not liable for damage, theft, or loss during transit. Please inspect your delivery promptly and report any issues within 48 hours. For international shipments, local policies may cause delays, and additional documentation may be required. Always ensure shipping details are accurate to avoid additional costs.