Invidia Gemini/R400 Quad Stainless Steel Tip Cat-Back Exhaust — Fits 2015-2020 Subaru WRX/STI

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SKU: INVHS15STIGM4SS
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Sale price$1,640.99 Regular price$2,480.80
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Invidia

Invidia engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Invidia lineup with fast shipping and expert fitment support — order with confidence.

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Experience Superior Sound and Style with the Invidia Gemini/R400 Cat-Back Exhaust for 2015-2020 Subaru WRX/STI

Transform your 2015-2020 Subaru WRX or STI with the Invidia Gemini/R400 Cat-Back Exhaust system. This premium exhaust is engineered to deliver an exhilarating auditory experience and a significant boost in performance, all while showcasing a stunning quad stainless steel tip design.

Engineered for Performance and Aesthetics:

  • Distinctive Sound Profile: The Gemini/R400 is meticulously tuned to produce a deep, aggressive exhaust note that announces your WRX/STI's presence without introducing unwanted cabin drone, perfect for daily driving and spirited runs.
  • Quad Stainless Steel Tips: Four polished, single-layer stainless steel tips provide a clean, sporty, and high-performance look, enhancing the rear aesthetics of your Subaru.
  • Durable Stainless Steel Construction: Built from high-grade SUS304 stainless steel, this cat-back exhaust is designed for maximum durability, resistance to corrosion, and long-lasting performance under various driving conditions.
  • Performance Enhancements: The system features smooth, mandrel-bent piping and a high-flow muffler designed to reduce backpressure, leading to improved throttle response, increased horsepower, and enhanced torque.
  • Precision Fitment: Engineered as a direct bolt-on replacement for the factory exhaust, ensuring a hassle-free installation for 2015-2020 Subaru WRX and STI models, including various trims like Base, Limited, Premium, Launch Edition, and Series.HyperBlue.

The Invidia Gemini/R400 Cat-Back Exhaust is the ultimate choice for Subaru WRX and STI owners looking to achieve a perfect blend of aggressive sound, enhanced performance, and striking visual appeal. Upgrade your ride and feel the difference.

Find the perfect Invidia exhaust for your Subaru at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2015-2020 Subaru WRX Base
2015-2020 Subaru WRX Limited
2015-2020 Subaru WRX Premium
2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base
2015-2020 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue

Product Details

Product Description
Part Numbers
Sizing & Fit

About Invidia

Invidia engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Invidia lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Experience Superior Sound and Style with the Invidia Gemini/R400 Cat-Back Exhaust for 2015-2020 Subaru WRX/STI

Transform your 2015-2020 Subaru WRX or STI with the Invidia Gemini/R400 Cat-Back Exhaust system. This premium exhaust is engineered to deliver an exhilarating auditory experience and a significant boost in performance, all while showcasing a stunning quad stainless steel tip design.

Engineered for Performance and Aesthetics:

  • Distinctive Sound Profile: The Gemini/R400 is meticulously tuned to produce a deep, aggressive exhaust note that announces your WRX/STI's presence without introducing unwanted cabin drone, perfect for daily driving and spirited runs.
  • Quad Stainless Steel Tips: Four polished, single-layer stainless steel tips provide a clean, sporty, and high-performance look, enhancing the rear aesthetics of your Subaru.
  • Durable Stainless Steel Construction: Built from high-grade SUS304 stainless steel, this cat-back exhaust is designed for maximum durability, resistance to corrosion, and long-lasting performance under various driving conditions.
  • Performance Enhancements: The system features smooth, mandrel-bent piping and a high-flow muffler designed to reduce backpressure, leading to improved throttle response, increased horsepower, and enhanced torque.
  • Precision Fitment: Engineered as a direct bolt-on replacement for the factory exhaust, ensuring a hassle-free installation for 2015-2020 Subaru WRX and STI models, including various trims like Base, Limited, Premium, Launch Edition, and Series.HyperBlue.

The Invidia Gemini/R400 Cat-Back Exhaust is the ultimate choice for Subaru WRX and STI owners looking to achieve a perfect blend of aggressive sound, enhanced performance, and striking visual appeal. Upgrade your ride and feel the difference.

Find the perfect Invidia exhaust for your Subaru at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2015-2020 Subaru WRX Base
2015-2020 Subaru WRX Limited
2015-2020 Subaru WRX Premium
2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base
2015-2020 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue

Product Details

Product Description

About Invidia

Invidia engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Invidia lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Experience Superior Sound and Style with the Invidia Gemini/R400 Cat-Back Exhaust for 2015-2020 Subaru WRX/STI

Transform your 2015-2020 Subaru WRX or STI with the Invidia Gemini/R400 Cat-Back Exhaust system. This premium exhaust is engineered to deliver an exhilarating auditory experience and a significant boost in performance, all while showcasing a stunning quad stainless steel tip design.

Engineered for Performance and Aesthetics:

  • Distinctive Sound Profile: The Gemini/R400 is meticulously tuned to produce a deep, aggressive exhaust note that announces your WRX/STI's presence without introducing unwanted cabin drone, perfect for daily driving and spirited runs.
  • Quad Stainless Steel Tips: Four polished, single-layer stainless steel tips provide a clean, sporty, and high-performance look, enhancing the rear aesthetics of your Subaru.
  • Durable Stainless Steel Construction: Built from high-grade SUS304 stainless steel, this cat-back exhaust is designed for maximum durability, resistance to corrosion, and long-lasting performance under various driving conditions.
  • Performance Enhancements: The system features smooth, mandrel-bent piping and a high-flow muffler designed to reduce backpressure, leading to improved throttle response, increased horsepower, and enhanced torque.
  • Precision Fitment: Engineered as a direct bolt-on replacement for the factory exhaust, ensuring a hassle-free installation for 2015-2020 Subaru WRX and STI models, including various trims like Base, Limited, Premium, Launch Edition, and Series.HyperBlue.

The Invidia Gemini/R400 Cat-Back Exhaust is the ultimate choice for Subaru WRX and STI owners looking to achieve a perfect blend of aggressive sound, enhanced performance, and striking visual appeal. Upgrade your ride and feel the difference.

Find the perfect Invidia exhaust for your Subaru at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2015-2020 Subaru WRX Base
2015-2020 Subaru WRX Limited
2015-2020 Subaru WRX Premium
2015 Subaru WRX STI Launch Edition
2015-2020 Subaru WRX STI Base
2015-2020 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue

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