Forge Motorsport Type RS Recirculating Valve (BPV) - 03-15 Mitsubishi Lancer Evolution 8 / 9 / 10

Regular price $260.00 USD $222.30 USD

In Stock! Special Order! Ships in 6+ weeks


The Forge Motorsport Type RS Recirculating Valve for the Mitsubishi Lancer Evolution has been specifically designed and engineered, to offer an extremely high flow rate. Improved turbo response can be obtained by fitting the RS BPV which has an internal mass air flow specification utilizing an amazing 50mm (2 inch) bore. At lowest setting the bypass valve holds 7psi and with the knob turn all the way it can hold up to 34psi.

If you're looking for a high performance Recirculating By-Pass Valve (BPV) for your Mitsubishi Lancer Evolution VIII / IX / X then look no further!

  • Mitsubishi Lancer Evolution VIII [CT9A] (2003, 2004, 2005)
  • Mitsubishi Lancer Evolution IX [CT9A] (2006, 2007)
  • Mitsubishi Lancer Evolution X [CZ4A] (2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015)


Easy to install
Comes with 1 additional uprated spring
Standard spring rated for 7-34 psi boost
Uprated spring for 34+ psi boost included
Recirculated design for best response and performance
Proudly make in Great Britain

Customer Reviews

Customer Questions


In stock, non special order items can be returned within 30 days of the product arriving to your house or place of work.
Returns will NOT be accepted on Clearance Items, Final Sales, Special Orders, Opened, Installed, Incomplete, or Otherwise Used Products. In order to initiate a return, an RMA number must be requested and approved via e-mail.
All returns will be subject to a 20% restocking fee minus complete shipping cost (roundtrip).

Any processed orders that have not shipped will incur a 6% cancelation refund fee unless the product was not available to ship within a timely manner. No fee will be incurred if used as store credit.

For complete details on our return policy, please see our Help and FAQ link under HELPFUL INFO.

All international orders outside of the USA are subject to duties and taxes per your countries jurisdiction and determined by customs.
Kami Speed serves the right to ship using an alternative method if we see it fit, in order to expedite shipping and reduce your rate depending on product value.