Billetworkz Subaru STI SI-Drive Knob Cap
Couldn't load pickup availability
Refresh your Subaru STI’s interior with the Billetworkz SI-Drive Cap – a direct replacement for your factory button cover that adds a bold, custom touch in minutes.
Crafted for STI models equipped with Subaru’s SI-Drive system, each cap is precision CNC-machined from high-quality billet aluminum and finished in a range of durable colors. Whether you want a subtle accent or a standout detail, there’s an option to match your build and style.
- Direct replacement for OEM SI-Drive button cap
- Precision CNC-machined from billet aluminum
- Durable finish available in multiple colors
- Installs easily – no special tools required
- Compatible with Subaru STI models equipped with SI-Drive
Elevate your cabin with a premium upgrade that combines precision, durability, and style.
Billetworkz has earned its reputation as a leading manufacturer of premium automotive accessories through more than a decade of innovation and quality craftsmanship. From our foundational shift knobs to today's full product ecosystem, we continue expanding our in-house capabilities to deliver the precision-engineered components that automotive enthusiasts, like you, expect.