Invidia HS22WRXGM4ST Gemini R400 Cat-Back Exhaust System with Quad Titanium Tips

The Invidia HS22WRXGM4ST Gemini R400 Cat-Back Exhaust System delivers an aggressive exhaust note and enhanced performance for 2022-2025 Subaru WRX models. This premium exhaust system features mandrel-bent 304 stainless steel construction with machine-welded joints and cast flanges for exceptional durability and precision fitment.

Key Features:

• 76mm (3-inch) diameter mandrel-bent stainless steel piping with 1.5mm wall thickness for optimal exhaust flow
• Quad 101mm straight-cut titanium-colored tips with distinctive heat gradient finish
• Tuned R400 mufflers engineered to fill the sound gap between Q300 and N1 systems
• Delivers an estimated 17 horsepower and 26 lb-ft torque gain over stock
• SUS304 stainless steel construction with TIG welds for corrosion resistance
• Cast flanges and precision mandrel bends ensure factory-like fitment
• Complete bolt-on installation with all necessary hardware and gaskets included

The R400 system produces a deep, throaty exhaust tone that's aggressive yet refined, making it ideal for daily driving while providing an exhilarating sound under acceleration. This exhaust delivers more volume and presence than the Q300 while remaining more civilized than the track-oriented N1 system. Perfect for enthusiasts seeking a balance between performance sound and daily drivability on the VB chassis WRX.