BLOX Racing T304 Muffler Delete – Subaru WRX/STi 2015–2021

Part Number: BXEX-51104

Product Name or Type: T304 Muffler Delete Kit

Vehicle Fitment:

• 2015–2021 Subaru WRX – VA Chassis
• 2015–2021 Subaru STi – VA Chassis (non-SPT)

Description:

This BLOX Racing T304 muffler delete kit is engineered to replace the factory mufflers, significantly reducing weight while enhancing exhaust flow. Constructed from mandrel-bent T304 stainless steel and TIG-welded for maximum strength, this kit delivers a more aggressive and refined exhaust tone. Designed as a direct bolt-on upgrade, it maintains OEM hanger locations and includes gaskets and hardware for a complete installation.

Key Features and Benefits:

• Dramatically reduces exhaust weight
• Enhances exhaust sound with deeper, aggressive tone
• Quad-tip design with single-wall construction
• Includes new gaskets and mounting hardware
• Direct bolt-on installation using OEM hangers

Technical Specs / Material Info:

• 2.5" OD mandrel-bent piping
• 3.5" OD quad tips
• T304 stainless steel construction
• TIG-welded for strength and durability

Installation Info:

• Bolts to 2-hole OEM exhaust flange
• Not compatible with aftermarket or SPT exhaust systems