Invidia HS22SW4MFPCB High Flow Cat Front Pipe 76mm Manual

The Invidia HS22SW4MFPCB is a high-flow catalytic converter front pipe designed specifically for 2022-2025 Subaru WRX models with manual transmission. This bottom-mounted intermediate pipe is engineered to replace the restrictive factory component, delivering substantial performance gains and an enhanced exhaust note.

Key Features:

• Constructed from premium SUS304 stainless steel for superior durability and corrosion resistance
• 76mm (3-inch) piping diameter for improved exhaust flow over factory 2 3/8-inch pipe
• High-flow secondary catalytic converter maintains street legality while minimizing flow restriction
• Mandrel-bent piping with smooth bends reduces turbulence and back pressure
• Laser-cut cast steel flanges ensure leak-free reliability under high temperatures
• Factory O2 sensor locations retained for compatibility with OEM systems
• Eliminates restrictive factory resonator for more aggressive sound

What's Included:

• 2-piece intermediate pipe with integrated high-flow secondary cat
• All necessary gaskets and hardware for installation

This front pipe delivers noticeable increases in horsepower and torque with reduced turbo lag, making it one of the most popular exhaust upgrades for the VB-chassis WRX. Professional installation recommended. Backed by Invidia's 1-year manufacturer warranty. Note: This product is not CARB compliant and cannot be shipped to California.