Invidia Gemini/R400 Quad Cat-back Exhaust w/ Stainless Steel Tips — Fits 2011-2014 Subaru WRX/STI Sedan

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SKU: INVHS11STIGM4SS
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Sale price$1,240.99 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.

Watch in action

Unleash Aggressive Styling and Sound with the Invidia Gemini/R400 Quad Cat-back Exhaust

Equip your 2011-2014 Subaru Impreza WRX or STI Sedan with the Invidia Gemini/R400 Single Layer Quad Cat-back Exhaust system. This premium exhaust is designed to deliver an aggressive exhaust note and a visually striking appearance, featuring four polished stainless steel tips for a commanding presence.

Experience the Gemini/R400 Advantage:

  • Bold Exhaust Tone: Engineered for enthusiasts who crave a more aggressive sound, the Gemini/R400 system provides a deep rumble and a thrilling exhaust note that complements the performance nature of the WRX/STI.
  • Performance Flow: The optimized piping design facilitates improved exhaust gas flow, reducing restrictions and potentially enhancing engine performance for quicker throttle response and increased power output.
  • Robust Stainless Steel Build: Constructed from high-quality stainless steel, this exhaust system is built for durability and resistance to corrosion, ensuring it withstands the elements and provides lasting performance.
  • Quad Stainless Steel Tip Design: The standout feature is the quad exhaust tip configuration with polished stainless steel finishers, offering a unique and aggressive aesthetic that dramatically enhances the rear view of your sedan.
  • Precision Fitment: Designed as a direct bolt-on replacement for the 2011-2014 Subaru Impreza WRX and STI Sedan models, ensuring a straightforward installation process.

The Invidia Gemini/R400 Quad Cat-back Exhaust system is the ultimate choice for Subaru WRX/STI owners looking to combine aggressive sound, enhanced performance, and a truly distinctive look. Make your sedan stand out from the crowd with this exceptional exhaust upgrade.

Upgrade your Subaru's performance and style. Shop the Invidia Gemini/R400 Quad Cat-back Exhaust at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Subaru Impreza WRX
2011-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX Premium
2011-2014 Subaru Impreza WRX STI
2011-2014 Subaru Impreza WRX STI Limited

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

Unleash Aggressive Styling and Sound with the Invidia Gemini/R400 Quad Cat-back Exhaust

Equip your 2011-2014 Subaru Impreza WRX or STI Sedan with the Invidia Gemini/R400 Single Layer Quad Cat-back Exhaust system. This premium exhaust is designed to deliver an aggressive exhaust note and a visually striking appearance, featuring four polished stainless steel tips for a commanding presence.

Experience the Gemini/R400 Advantage:

  • Bold Exhaust Tone: Engineered for enthusiasts who crave a more aggressive sound, the Gemini/R400 system provides a deep rumble and a thrilling exhaust note that complements the performance nature of the WRX/STI.
  • Performance Flow: The optimized piping design facilitates improved exhaust gas flow, reducing restrictions and potentially enhancing engine performance for quicker throttle response and increased power output.
  • Robust Stainless Steel Build: Constructed from high-quality stainless steel, this exhaust system is built for durability and resistance to corrosion, ensuring it withstands the elements and provides lasting performance.
  • Quad Stainless Steel Tip Design: The standout feature is the quad exhaust tip configuration with polished stainless steel finishers, offering a unique and aggressive aesthetic that dramatically enhances the rear view of your sedan.
  • Precision Fitment: Designed as a direct bolt-on replacement for the 2011-2014 Subaru Impreza WRX and STI Sedan models, ensuring a straightforward installation process.

The Invidia Gemini/R400 Quad Cat-back Exhaust system is the ultimate choice for Subaru WRX/STI owners looking to combine aggressive sound, enhanced performance, and a truly distinctive look. Make your sedan stand out from the crowd with this exceptional exhaust upgrade.

Upgrade your Subaru's performance and style. Shop the Invidia Gemini/R400 Quad Cat-back Exhaust at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Subaru Impreza WRX
2011-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX Premium
2011-2014 Subaru Impreza WRX STI
2011-2014 Subaru Impreza WRX STI Limited

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

Unleash Aggressive Styling and Sound with the Invidia Gemini/R400 Quad Cat-back Exhaust

Equip your 2011-2014 Subaru Impreza WRX or STI Sedan with the Invidia Gemini/R400 Single Layer Quad Cat-back Exhaust system. This premium exhaust is designed to deliver an aggressive exhaust note and a visually striking appearance, featuring four polished stainless steel tips for a commanding presence.

Experience the Gemini/R400 Advantage:

  • Bold Exhaust Tone: Engineered for enthusiasts who crave a more aggressive sound, the Gemini/R400 system provides a deep rumble and a thrilling exhaust note that complements the performance nature of the WRX/STI.
  • Performance Flow: The optimized piping design facilitates improved exhaust gas flow, reducing restrictions and potentially enhancing engine performance for quicker throttle response and increased power output.
  • Robust Stainless Steel Build: Constructed from high-quality stainless steel, this exhaust system is built for durability and resistance to corrosion, ensuring it withstands the elements and provides lasting performance.
  • Quad Stainless Steel Tip Design: The standout feature is the quad exhaust tip configuration with polished stainless steel finishers, offering a unique and aggressive aesthetic that dramatically enhances the rear view of your sedan.
  • Precision Fitment: Designed as a direct bolt-on replacement for the 2011-2014 Subaru Impreza WRX and STI Sedan models, ensuring a straightforward installation process.

The Invidia Gemini/R400 Quad Cat-back Exhaust system is the ultimate choice for Subaru WRX/STI owners looking to combine aggressive sound, enhanced performance, and a truly distinctive look. Make your sedan stand out from the crowd with this exceptional exhaust upgrade.

Upgrade your Subaru's performance and style. Shop the Invidia Gemini/R400 Quad Cat-back Exhaust at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2014 Subaru Impreza WRX
2011-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX Premium
2011-2014 Subaru Impreza WRX STI
2011-2014 Subaru Impreza WRX STI Limited

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