Invidia N1 Dual Cat-Back Exhaust Burnt Titanium Tips | 2008–2014 WRX / STI Sedan | HS11STIGTT

The Invidia HS11STIGTT N1 dual cat-back exhaust is engineered for the 2008–2014 Subaru WRX and STI Sedan, delivering strong mid-to-top-end power gains with an aggressive exhaust note. Built from SUS304 stainless steel with mandrel-bent piping and CNC-machined flanges, it's a proven performance upgrade at a competitive price point.

Key Features

• Strong mid-to-top-end horsepower and torque gains
• SUS304 stainless steel construction for long-term durability
• 3" (76mm) mandrel-bent stainless steel piping
• CNC-machined flanges for precise fitment
• 101mm burnt titanium dual tips
• Dual outlet configuration

Important Note

If running a stock J-pipe or downpipe, the GrimmSpeed Stock DP to Aftermarket 3" Catback Adapter (p/n 077046) is required.

Vehicle Fitment

• 2008–2014 Subaru WRX Sedan
• 2008–2014 Subaru WRX STI Sedan

Specs

• Part Number: HS11STIGTT
• Piping Size: 76mm (3")
• Tip Diameter: 101mm
• Tip Finish: Burnt titanium
• Material: SUS304 stainless steel