The 3-Inch Coupler For Extreme Flow HARD Turbo Inlet is available for those who need to make a proper connection in the Subaru WRX/STI.
RallySport Direct proudly carries a great selection of performance upgrades brought to you by the leaders in the Subaru fabrication industry, Killer B Motorsport.
This is the Killer B Motorsport 3-Inch Coupler that has been designed to work with the Killer B Extreme Flow HARD Turbo Inlet. This coupler is available for those of you who need a direct replacement and has been shaped specifically to make a great connection with the hard turbo inlet.
HIGHLIGHTS:
- Durable multi-layer silicone construction
- Designed to work with the Killer B Extreme Flow Hard Turbo Inlet
- Heat resistant
- Long-lasting performance






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