2015-2021 Subaru WRX / STi Axle Back Quad Burnt Tips Exhaust

Upgrade the sound, performance, and rear-end appearance of your Subaru WRX/STI VA with this Axle Back Quad Burnt Tips Exhaust, designed to deliver a more aggressive exhaust note and sporty exterior finish.

This axle-back exhaust system replaces the factory rear muffler section with a dual muffler delete design, helping improve exhaust flow while producing a louder, more performance-inspired tone.

Finished in anodized silver with quad angled-cut double-wall burnt tips, this exhaust adds a bold rear profile while maintaining a direct bolt-on design for 2015-2021 Subaru WRX and STI models.

Product Specifications

Key Features

• Designed for 2015-2021 Subaru WRX and STI VA models
• Axle-back design bolts directly onto the factory exhaust piping
• Dual muffler delete helps improve exhaust flow and increase exhaust volume
• Quad angled-cut double-wall burnt tips add a bold rear-end appearance
• Anodized silver coating provides a clean performance finish
• Creates a more aggressive exhaust note compared to the factory muffler setup
• Includes hangers and gaskets for left and right side installation

Configuration Options

• Axle-back quad tip exhaust layout
• Dual muffler delete design with burnt tip finish

Package Includes

• Axle-back exhaust system
• Quad burnt exhaust tips
• Two pairs of hangers
• One pair of gaskets for left and right sides
• Mounting hardware as supplied

Note: Professional installation is recommended. Exhaust sound level may be louder than factory due to the dual muffler delete design. Check local noise and emissions regulations before installation.

Installation

• Direct bolt-on installation to factory exhaust piping
• Uses supplied hangers, gaskets, and hardware where applicable
• Align exhaust tips before final tightening
• Check for leaks after installation
• Professional installation is recommended for best fitment and exhaust alignment

Fitment

• 2015-2021 Subaru WRX VA
• 2015-2021 Subaru STI VA

United States: Free shipping available to the lower 48 states across all items. Other states will incur a shipping charge.

Worldwide: Free shipping is available for Complete Headlights, Taillights, DRLs. For custom headlight retrofits, carbon fiber products, and performance products, there will be a shipping charge.  

Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!

• Complete Headlights: 3-5 business days for order processing plus shipping time.
• Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
• New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
• DRLs, Taillights, Brake Pads, and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
• Lens Replacements: 1-3 weeks plus shipping time.

Please note, we do not have control over the time frames of our vendors, manufacturers, and delivery services as they may delay processes in regards to components and shipment.