GFB Respons TMS dump valve for Subaru Impreza WRX/STI 7/8/9/10/11/12

Founded in 1997, Go Fast Bits (GFB) is an ISO 9001-certified Australian company specialising in developing premium products to optimise vehicle performance. All GFB products are designed, tested and manufactured in Australia, ensuring consistently exceptional quality. The RESPONS dump valve series allows precise adjustment of the amount of air released into the atmosphere to suit your preferences. Simply turn a knob to switch from full recirculation to total discharge. Like all GFB dump valves, the RESPONS range uses TMS technology, ensuring rapid boost pressure recovery during gear changes.

Benefits:

• Discharge sound adjustment, from complete to total
• TMS technology providing up to 30 % faster turbo boost during gear changes
• Designed to withstand boost pressure of 6,89 bar
• Complete kits for direct installation in place of the original
• Lifetime warranty*
  *Subject to warranty terms and product registration

Compatibility:

• 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

Please note: Not compatible with the Subaru Impreza WRX 10 model from 2008 to 2010 (see reference GFBT9001).