GFB Dump valve Hybrid TMS for Subaru Impreza WRX/STI 7/8/9/10/11/12

Go Fast Bits (GFB) is an Australian ISO 9001 certified company established in 1997, developing and designing high performance products to enhance vehicles.

The entire GFB range is designed, tested and manufactured in Australia to ensure maximum and consistent quality.

The HYBRID dump valve range was developed in 1998 by GFB founder John Adrian.
Revolutionary because of its dual circulation design: the recirculation opens before the discharge avoiding backfiring, stalling and flow meter problems.
This innovation has made the GFB brand and its flagship model famous.

Advantages :
- Configurable dual circulation: Full discharge, full recirculation or 50/50 using the supplied plugs
- TMS technology ensures a 30% faster turbo charge at gear change
- Wide range of applications in place of the original
- Withstands up to 6.89 bar boost pressure
- Lifetime warranty*.

*Product Warranty and Registration Terms

Suitable for :
Subaru Impreza WRX and STI 7 from 2001 to 2003
Subaru Impreza WRX and STI 8 from 2003 to 2005
Subaru Impreza WRX and STI 9 from 2006 to 2008
Subaru Impreza STI 10/11/12 from 2008 to 2019
Subaru Forester XT from 2005 to 2008

Warning this model does not fit the Subaru Impreza WRX 10 from 2008 to 2010 (voir référence GFBT9201)