Billetworkz Engine Bay Caps – 2015–2021 Subaru STI Merch You’ll be even more impressed

You’ll be even more impressed with how well this piece molds to the OEM gauge cluster surround

or GPS location

Thanks to the all-metal design the phone holder remains firmly in place

The stock rear muffler has a baffled design without packing material

Billetworkz Engine Bay Caps – 2015–2021 Subaru STI Merch You’ll be even more impressedTired of a boring engine bay? The Billetworkz Engine Bay Cap Set replaces crusty, faded factory plastics with precision machined billet aluminum for a clean, custom look that instantly elevates your STI. These are direct factory replacements, CNC machined from 6061 aluminum and finished in durable anodizing or powder coat (depending on color selection) for long lasting style and OEM level fitment. Key Features CNC Machined 6061 Aluminum: Premium