3P Performance now offers a 34mm blow off valve plug. Available in Silver, Black, and Red

Fits: Lancer EVO X

3P Performance HKS recirc fittings are designed to work with the HKS SSQV bov. This fitting will allow you to run your HKS SSQV in full recirculation back into your intake. CNC cut from high quality and then anodized for the highest quality finish in the industry. This fitting measures 30mm wh...

Agency Power 3pc Blow off Valve Blue Silicone Return Hose Kit- Evo X

Part Number: AP-CZ4A-155BL

Fits: Evo X 2008 to 2014

Keeping the turbo spooled between shifts, holding boost pressure strong, and giving you adjustability is what the all new Agency Power Blow Off Valve offers you.
Knowing that the EVO has a very sensitive MAF which causes many BOV's not to work correctly, Agency Power turn to its design tea...

Agency Power Red Silicone 3pc BOV Return Hose Kit- Evo X

Part Number: AP-CZ4A-155R

Fits: Evo X 2008 to 2014

Agency Power Silicone 3pc Silver Blow off Valve Return Hose Kit

Part Number: AP-CZ4A-155S

Fits: Evo X 2008 to 2014

Dress up your engine bay with this all new silicone blow off valve return hose from Agency Power.

AGP Boost Leak Tester- EVO X

Part # AGP-BOOSTTESTER

Use this aluminum boost leak tester tube to check your system for leaks.  The tube is 3" and has the necessary bead formed on the end so it will not blow off during tests.  The other end has a 1/4" NPT bun...

The Blitz Venturi Drive Blow off Valve for the 08-09 Evo X relieves compressor surge without reducing compressor speed. It controls boost pressure that is built up by the turbo and vents it into the atmosphere when the car is not under load (in between shifts).

This prev...

The Forge RS valve has been specifically designed and engineered, to offer extreme flow rate capability, where other valves are just not up to it. Often when engines have been tuned by installing larger turbos or even software upgrades improved turbo response can be acheived by fitting the RS val...

Simply screw this trumpet into any Go Fast Bits Stealth FX, Deceptor Pro, or TMS Respons and it will produce an aggressive whistle that sets your car apart from others.

In normal driving conditions it gives a typical whoosh sound, but once the revs and boost level rise, a high pitc...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears. GFB offers a recirculation model for direct factory replacement for performance without the noise as well as atmosphere venting kits to convert the re...

This blow off valve is ideal if you want the loud swoosh without your car stalling out or running rich!

The Go Fast Bits TMS Response BOV vents to the intake & vents to the atmosphere with its dual port action.

By utilizing a unique air diverting system, you can...

Blow off Valve Adater Kit for factory piping

Recirculates back into air intake or plug for open to atmosphere.

Fits: Lancer EVO X

Part# 11531211

In 1994, HKS introduced the first Sequential Blow-Off Valve  featuring a unique, pull-type, sequential valve structure and a differential pressure control system.  This advanced pull-type relief system allowed for stable operating ranges from low to high boost pressures.  Since imi...

This kit will allow you to recirculate the HKS SSQ BOV on your EVO X.

Only works with HKS Part # 71004-AM015

In 1994, HKS introduced the first Sequential Blow-Off Valve  featuring a unique, pull-type, sequential valve structure and a differential pressure control system.  This advanced pull-type relief system allowed for stable operating ranges from low to high boost pressures.  Since imi...

Mishimoto Silicone BOV Return Hose Black- Evo X

Part Number: MMHOSE-EVO-XBOVBK

Fits: Evo X 2008 to 2014

NRG Short Hubs were designed specially so that an aftermarket Evo X steering wheel installed with the quick release kit still mounts in the same location, not too close to the driver. Must have!

Made from the highest quality aluminum. NRG Short Hubs are designed utilizi...

Miscellaneous HKS Blowoff valve hardware such as gaskets, O-Rings, C-Clips, valve diaphragms and mounting tubes complement the seamless integration and function of all HKS Blowoff Valves. Additionally, HKS offers replacement Inserts and Mounting solutions including Mounting Pipes and Flanges.

Vibrant's new Synchronic Diverter Valve is the first compact DV/BOV that uses the patented Synchronic actuation technology, eliminating the need for diaphragms by using a piston actuator that does not require frequent lubrication.

This Diverter Valve has been designed...

When you're looking for quicker acceleration, a lightened flywheel is a necessity for overall engine performance gain! Tomioka Racing Light-weight Flywheels bring the best of factory-weight flywheel and the ultra light weight flywheel for well balanced quicker revs that still maintain street driv...

Turbosmart BOV Smart Dual Port - EVO X

PART# TS-0215-1022

Turbosmart BOV Smart Port Dual Port Black - EVO X

When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart...

TurboSmart Dual Port vents to the intake & vents to the atmosphere with its dual port action.

Sale Price: $319.95

The WORKS Diverter Valve is an OEM-style unit featuring all-metal construction (except internal diaphragm). The DV utilizes a unique internal design to balance maximum boost pressure regulation while maintaining excellent drivability. Special fastening hardware ensures a superior airtigh...