Brian Crower 4B11T 31.5mm Exhaust Valves — Fits 2008-2015 Mitsubishi Lancer Evolution X

SKU: BRCBC3135
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About Brian Crower Brian Crower engineers high-quality automotive parts and ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Brian Crower

Brian Crower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Brian Crower lineup with fast shipping and expert fitment support — order with confidence.

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High-Performance Exhaust Valves for Mitsubishi 4B11T

Maximize your engine's potential with Brian Crower 31.5mm exhaust valves, precision-engineered for the Mitsubishi 4B11T platform. These valves are designed to withstand the extreme thermal stress and high RPM demands of turbocharged performance builds, ensuring reliability and consistent power delivery.

Technical Specifications & Benefits

  • Material: Premium-grade stainless steel for superior heat resistance.
  • Design: Optimized profile for improved exhaust gas flow and reduced turbulence.
  • Durability: Engineered to resist tulip deformation under high boost conditions.
  • Fitment: Specifically machined for the Mitsubishi Lancer Evolution X (GSR/MR/Final Edition).

Whether you are building a street-driven monster or a dedicated track car, these Brian Crower valves provide the structural integrity needed for high-horsepower setups. The precision manufacturing ensures a perfect seat, which is critical for maintaining optimal cylinder pressure and preventing power loss. These valves are an essential upgrade for any enthusiast looking to push their 4B11T beyond factory limits. For all your high-performance engine component needs, trust the selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Mitsubishi Lancer Evolution GSR
2008 Mitsubishi Lancer Evolution MR
2010-2015 Mitsubishi Lancer Evolution GSR
2010-2015 Mitsubishi Lancer Evolution MR
2015 Mitsubishi Lancer Evolution Final Edition

Product Details

Product Description
Part Numbers
Sizing & Fit

About Brian Crower

Brian Crower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Brian Crower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

High-Performance Exhaust Valves for Mitsubishi 4B11T

Maximize your engine's potential with Brian Crower 31.5mm exhaust valves, precision-engineered for the Mitsubishi 4B11T platform. These valves are designed to withstand the extreme thermal stress and high RPM demands of turbocharged performance builds, ensuring reliability and consistent power delivery.

Technical Specifications & Benefits

  • Material: Premium-grade stainless steel for superior heat resistance.
  • Design: Optimized profile for improved exhaust gas flow and reduced turbulence.
  • Durability: Engineered to resist tulip deformation under high boost conditions.
  • Fitment: Specifically machined for the Mitsubishi Lancer Evolution X (GSR/MR/Final Edition).

Whether you are building a street-driven monster or a dedicated track car, these Brian Crower valves provide the structural integrity needed for high-horsepower setups. The precision manufacturing ensures a perfect seat, which is critical for maintaining optimal cylinder pressure and preventing power loss. These valves are an essential upgrade for any enthusiast looking to push their 4B11T beyond factory limits. For all your high-performance engine component needs, trust the selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Mitsubishi Lancer Evolution GSR
2008 Mitsubishi Lancer Evolution MR
2010-2015 Mitsubishi Lancer Evolution GSR
2010-2015 Mitsubishi Lancer Evolution MR
2015 Mitsubishi Lancer Evolution Final Edition

Product Details

Product Description

About Brian Crower

Brian Crower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Brian Crower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

High-Performance Exhaust Valves for Mitsubishi 4B11T

Maximize your engine's potential with Brian Crower 31.5mm exhaust valves, precision-engineered for the Mitsubishi 4B11T platform. These valves are designed to withstand the extreme thermal stress and high RPM demands of turbocharged performance builds, ensuring reliability and consistent power delivery.

Technical Specifications & Benefits

  • Material: Premium-grade stainless steel for superior heat resistance.
  • Design: Optimized profile for improved exhaust gas flow and reduced turbulence.
  • Durability: Engineered to resist tulip deformation under high boost conditions.
  • Fitment: Specifically machined for the Mitsubishi Lancer Evolution X (GSR/MR/Final Edition).

Whether you are building a street-driven monster or a dedicated track car, these Brian Crower valves provide the structural integrity needed for high-horsepower setups. The precision manufacturing ensures a perfect seat, which is critical for maintaining optimal cylinder pressure and preventing power loss. These valves are an essential upgrade for any enthusiast looking to push their 4B11T beyond factory limits. For all your high-performance engine component needs, trust the selection at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008 Mitsubishi Lancer Evolution GSR
2008 Mitsubishi Lancer Evolution MR
2010-2015 Mitsubishi Lancer Evolution GSR
2010-2015 Mitsubishi Lancer Evolution MR
2015 Mitsubishi Lancer Evolution Final Edition

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