For Subaru WRX STI enthusiasts, the quest for ultimate performance never ends. Whether you’re hitting the track or cruising the streets, having the right components under your hood makes all the difference. Today, we’re spotlighting a game-changing upgrade: the New Pair Subaru WRX STI 2.5 DOHC Cylinder Head B25 Cast Turbo. This product is designed to elevate your vehicle’s performance to new heights, ensuring reliability, power, and efficiency.

Overview of the New Pair Subaru WRX STI 2.5 DOHC Cylinder Head B25 Cast Turbo

The Subaru WRX STI 2.5 DOHC Cylinder Head B25 Cast Turbo is a precision-engineered component that promises significant improvements in your vehicle’s engine performance. Here’s why this product stands out:

Key Features:

  • High-Quality Cast Construction: Built from durable cast material, these cylinder heads are designed to withstand high pressures and temperatures, making them ideal for turbocharged engines.
  • New Castings: New Cylinder Head Castings loaded with OEM Subaru parts
  • Advanced DOHC Design: The Double Overhead Camshaft (DOHC) configuration enhances airflow and combustion efficiency, leading to better power output and fuel efficiency.
  • Turbo Compatibility: Specifically designed for turbocharged setups, these cylinder heads optimize boost performance and reliability.
  • Precision Engineering: Manufactured with tight tolerances for perfect fitment and function, ensuring a seamless upgrade.

Benefits of Upgrading to the B25 Cast Turbo Cylinder Heads

Enhanced Performance: The DOHC design and superior airflow characteristics translate to significant horsepower and torque gains, giving you that extra edge on the road or track.

Improved Durability: The high-quality cast construction ensures long-lasting performance even under extreme conditions, reducing the need for frequent replacements.

Better Fuel Efficiency: Optimized combustion efficiency means you get more power from each drop of fuel, which can improve overall fuel economy.

Seamless Fitment: Designed to be a direct replacement for your factory cylinder heads, these components ensure a hassle-free installation process.

Installation and Compatibility

These cylinder heads are compatible with Subaru WRX STI 2.5L engines, specifically the B25 casting number. Installation should be performed by a professional mechanic to ensure optimal performance and reliability.

Compatibility Notes:

  • Vehicle Fitment: Designed for Subaru WRX STI models with a 2.5L DOHC engine.
  • Turbo Systems: Optimized for use with turbocharged setups.

Why Buy New Castings?

Choosing the right components for your Subaru WRX STI is crucial for achieving the desired performance outcomes. The B25 Cast Turbo Cylinder Heads offer a combination of durability, efficiency, and power, making them a top choice for enthusiasts and professional racers alike.



What is the advantage of a DOHC design? The Double Overhead Camshaft (DOHC) design allows for better airflow and more precise control of valve timing, which enhances engine performance and efficiency.

Are these cylinder heads compatible with all Subaru WRX STI models? These cylinder heads are specifically designed for Subaru WRX STI models with a 2.5L DOHC engine, and will only fit the B25 casting. Always check compatibility with your vehicle before purchasing.

Can I install these cylinder heads myself? Installation should be done by a professional mechanic to ensure proper fitment and to avoid potential damage.

Are these cylinder heads suitable for both street and track use? Yes, these cylinder heads are designed to perform well under both street and track conditions, offering durability and reliability in various driving environments.

Do these cylinder heads come with a warranty? 2 Year Unlimited Mileage Warranty

Upgrading to the New Pair Subaru WRX STI 2.5 DOHC Cylinder Head B25 Cast Turbo is a surefire way to boost your vehicle’s performance, reliability, and efficiency. Whether you’re a seasoned racer or a daily driver looking to enhance your Subaru’s capabilities, these cylinder heads offer the perfect blend of quality and performance.




Click here to purchase Subaru cylinder heads!


When it comes to maintaining the peak performance of your vehicle, the cylinder head is a crucial component. At Clearwater Cylinder Head, Inc., we pride ourselves on offering top-quality cylinder heads that ensure your engine runs smoothly. Today, we are excited to highlight one of our premier products: Chrysler Dodge Pentastar V6 3.6 Cylinder Heads, featuring new castings with OEM remanufactured parts.

Why Choose Our Cylinder Heads?

Our Chrysler Dodge VW Pentastar V6 3.6 DOHC 24V cylinder heads are designed to meet and exceed the original equipment manufacturer (OEM) specifications. Here are some reasons why you should choose our product:

  1. Superior Quality: Each cylinder head features new castings, ensuring structural integrity and reliability. We pair these castings with remanufactured OEM parts to maintain the highest quality standards.
  2. Durability: Made from high-quality materials, our cylinder heads are built to withstand extreme conditions and last longer, giving you peace of mind on the road.
  3. Expert Craftsmanship: Our experienced technicians meticulously rebuild and inspect each cylinder head, ensuring precision and reliability.

Product Specifications

  • Engine Compatibility: Chrysler, Dodge, VW Pentastar V6 3.6 DOHC 24V
  • Condition: New castings with remanufactured OEM parts
  • Material: High-grade aluminum alloy
  • Valves: 24 valves, dual overhead camshaft (DOHC) design
  • Warranty: 24-month unlimited mileage warranty

Installation and Maintenance

Installing a new cylinder head is a significant investment in your vehicle’s performance and longevity. Proper installation and maintenance are crucial to ensure the best results. Here are some tips:

  1. Professional Installation: We recommend having our cylinder heads installed by a certified mechanic to ensure proper fit and function.
  2. Regular Maintenance: Keep your engine in top shape by following the manufacturer’s recommended maintenance schedule. Regular oil changes and using high-quality engine oil can significantly extend the life of your cylinder head.
  3. Inspections: Periodically inspect your engine components for signs of wear and tear. Early detection of issues can prevent costly repairs down the road.

Customer Testimonials

Don’t just take our word for it—here’s what some of our satisfied customers have to say:

  • “I installed the Clearwater Cylinder Head on my 2012 Dodge Charger, and the performance improvement was immediately noticeable. The engine runs smoother and more efficiently.” — John D.
  • “The quality of the cylinder head I received was top-notch. It fit perfectly, and my mechanic was impressed with the craftsmanship.” — Lisa S.
  • “Clearwater Cylinder Head offers excellent products and fantastic customer service. I highly recommend them to anyone needing a new cylinder head.” — Mike T.


When it comes to replacing your Chrysler, Dodge, or VW Pentastar V6 3.6 DOHC 24V cylinder head, Clearwater Cylinder Head, Inc. is your trusted source for high-quality, reliable parts. Our commitment to excellence ensures that you receive a product that not only meets but exceeds your expectations. Visit our website at Clearwater Cylinder Head, Inc. to learn more and place your order today.

Invest in the best for your vehicle. Choose Clearwater Cylinder Head, Inc. for superior performance and peace of mind on the road.



When it comes to automotive engineering excellence, the 3.6 Chrysler motor stands out as a marvel of modern technology. Known for its robust performance, reliability, and efficiency, this engine has become a favorite among car enthusiasts and everyday drivers alike. In this blog post, we’ll delve into what makes the 3.6 Chrysler motor so exceptional and how you can maximize its potential.