• Cobb [08 - 15 EVO X, 09 - 15 Lancer Ralliart] LF ByPass Valve - JDMuscleBlow Off Valvescobb752665
  • Cobb [08 - 15 EVO X, 09 - 15 Lancer Ralliart] LF ByPass Valve - JDMuscleBlow Off Valvescobb752665
  • Cobb [08 - 15 EVO X, 09 - 15 Lancer Ralliart] LF ByPass Valve - JDMuscleBlow Off Valvescobb752665
  • Cobb [08 - 15 EVO X, 09 - 15 Lancer Ralliart] LF ByPass Valve - JDMuscleBlow Off Valvescobb752665

COBB Tuning

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COBB LF Bypass Valve

Fits: 08-15* EVO X, 09-15 Lancer Ralliart AT

$40500
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COBB Tuning COBB LF Bypass Valve
Fits: 08-15* EVO X, 09-15 Lancer Ralliart AT
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Fitment

Please Note: Evolution X: 2008 GSR MT/MR AT and 2010–2015 GSR, GSR SE, MR, MRT, and Final Edition as listed. Lancer Ralliart: 2009–2015 AT USDM. 2009 Evolution X is not listed.
  • 2008-2015 Mitsubishi | EVO X

Description

The COBB LF Bypass Valve is a compact, lightweight valve engineered to hold high boost pressure without leaking on supported Mitsubishi applications. Its updated piston seal, spring design, and adjustable Banjo vacuum port provide fast venting, reliable sealing, and flexible hose routing in a tight engine bay.

  • Confirmed applications: 2008 and 2010–2015 Mitsubishi Evolution X USDM; 2009 is not listed
  • Confirmed applications: 2009–2015 Mitsubishi Lancer Ralliart AT USDM
  • Supports Evolution X GSR, GSR SE, MR, MRT, and 2015 Final Edition trims as listed by COBB
  • Compact, lightweight construction with 30% lower control volume
  • Banjo-fitting vacuum port with 360-degree hose adjustability
  • Piston O-ring seal provides increased compression and reduced wear
  • 60% increase in peak-boost clamping force over the previous design
  • 50-state legal when used according to the application guide; CARB EO D-660-12
  • Official reference: COBB product page
  • Featured video: COBB installation and product video

Shipping and Delivery

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Warranty and Support

For COBB Tuning warranty information, contact our support team.

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

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