CSD Gas Tank Caps

Upgrade your Harley with our premium billet aluminum gap caps, engineered for both form and function. Precision-machined from high-grade aluminum and finished with a durable anodized coating, these caps not only resist corrosion but also add a sleek, custom look to your ride.

Designed with vented construction, they allow proper airflow to prevent pressure build-up while maintaining a flush, clean aesthetic. Whether you’re chasing performance or detail-perfect style, these caps deliver a seamless fit and long-lasting durability.

Key Features:

• CNC-machined billet aluminum construction

• Hard anodized for maximum durability and color retention

• Vented design for improved function and airflow

• Precision fit for all Harley-Davidson models except New Gen Touring