Invidia
Invidia 2015+ WRX/STi 4 Door 80mm Single Outlet Full Titanium Cat-Back Exhaust - INVIDIAHS15SW4TRG
- SKU:
- INVIDIAHS15SW4TRG
- MPN:
- HS15SW4TRG
Description
Will this exhaust fit my car?
Confirm fitment with your specific 2015+ WRX/STi 4 Door vehicle to ensure a perfect bolt-on installation for this cat-back exhaust.
How difficult is the installation?
Achieving the performance benefits of this full titanium cat-back exhaust involves a straightforward bolt-on installation process for 2015+ WRX/STi.
The INV Titanium Exhaust cat-back system for the 2015+ WRX/STi 4 Door delivers ultimate weight savings, scoring an 8 for Track/Autocross use. Featuring a full titanium construction and 80mm single outlet, this cat-back exhaust is engineered for peak performance and aggressive sound. Experience unparalleled agility and a commanding exhaust note with this premium cat-back.
What Owners Say
Owners and enthusiasts consistently praise Invidia exhausts for their exceptional build quality and deep, refined sound characteristics. The R400 and N1 models earn particular recognition for minimal highway drone while delivering satisfying exhaust notes that enhance the driving experience without becoming obnoxious for daily use. Drivers appreciate the thoughtful engineering that balances volume and tone, with many noting these systems accentuate engine character rather than overwhelming it. Long-term users report no regrets after years of ownership, highlighting both the aesthetic appeal of titanium burnt tips and the functional performance gains. Across multiple vehicle platforms, Invidia has established a strong reputation as the go-to choice for enthusiasts seeking premium sound quality without sacrificing daily drivability.
Key Features
- 2015+ WRX/STi 4 Door
- 80mm Single Outlet
- Full Titanium Cat-Back Exhaust
Why Choose the INV Titanium Exhaust
Transforms your 2015+ WRX/STi 4 Door with a race-inspired, aggressive exhaust note.
Achieves a dramatic weight reduction for enhanced agility and responsiveness.
Delivers a powerful, deep exhaust tone that commands attention on the street.
Maximizes exhaust flow for a noticeable boost in engine performance and power.
Who Is This For?
Track / Autocross — 8/10
Full titanium cat-back for ultimate weight savings.
Drag Racing — 8/10
Full titanium cat-back for ultimate weight savings.
Street Performance — 7/10
Full titanium cat-back for performance.
Engine Performance — 7/10
Full titanium cat-back for performance.
Visual / Aesthetic Upgrade — 6/10
Premium performance exhaust with titanium construction.
Easy DIY Install — 5/10
Bolt-on install type for 2015+ WRX/STi.
Frequently Asked Questions
Will the Invidia INV Titanium Cat-Back Exhaust fit my 2015+ Subaru WRX STI 4 Door?
Confirming fitment for your 2015+ WRX STI 4 Door is a straightforward process. This Invidia INV Titanium Cat-Back Exhaust is specifically designed as a bolt-on upgrade for your vehicle. You can be confident in its precise integration with your existing exhaust components.
How difficult is the installation of the Invidia INV Titanium Cat-Back Exhaust?
Installation of the Invidia INV Titanium Cat-Back Exhaust is a bolt-on procedure, designed for ease of fitment. This simplifies the process, allowing for a direct replacement of your stock system without extensive modifications. This direct bolt-on design ensures a smooth upgrade experience.
What performance gains can I expect from the Invidia INV Titanium Cat-Back Exhaust?
Experience maximized exhaust flow, contributing to a noticeable boost in engine performance and power. With a high 'Engine Performance' usage score of 7, this full titanium cat-back exhaust unlocks your WRX/STi's potential. Achieve superior performance with this meticulously engineered system.
What makes the Invidia INV Titanium Cat-Back Exhaust ideal for track and autocross use?
The Invidia INV Titanium Cat-Back Exhaust is ideal for track and autocross due to its full titanium construction and significant weight savings. This translates to an 'ultimate weight savings' benefit with a high usage score of 8 for track applications. Experience superior handling and responsiveness on the circuit.
Browse More: Shop All Catback — Exhaust, Mufflers & Tips
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