Experience the incredible sound, fit, and appearance of the Invidia N1 Cat-Back Exhaust System for your GR/GH WRX/STi. While it may not be the quietest option, your neighbors will definitely take notice of the stunning Subaru next door. With easy installation, just remove the old exhaust and replace it with the N1. Not only will you notice an increase in horsepower and torque, but the improved throttle response and race-inspired sound will make every drive more exhilarating. Discover why the N1 is one of Invidia's most popular choices with its top-quality stainless steel construction and smooth bends for maximum exhaust flow. Don't miss out on this opportunity to enhance your driving experience.
- 304 stainless steel construction
- 3-inch piping diameter
- Single-exit design
- 4-inch polished stainless exhaust tip
- Includes silencer
- Improves both horsepower and torque
- Reduces turbo lag
- Saves weight
- Exhaust hangers welded onto the OEM locations to make for a direct fitment
- Includes new gaskets and hardware for the installation
Note: If you're using the factory downpipe, you will need to add a catback adapter as well!