TurboWorks Stainless Steel Exhaust Manifold for Subaru Impreza STI WRX GC8 EJ25 (96-01)

Upgrade your Subaru’s exhaust flow with this 100% stainless steel TurboWorks manifold, built specifically for the EJ25-powered GC8. If you’re planning engine tuning, starting with a quality exhaust manifold ensures optimal gas flow right from the cylinder head.

Fitment

• Subaru Impreza STI WRX GC8 EJ25 (1996–2001)

Material & Construction

• 100% stainless steel

Technical Specifications

• No specific dimensions or ratios provided

What’s Included

• Exhaust manifold
• 24-month warranty

Installation Notes

• Replace the exhaust manifold at the beginning of your engine tuning process for best results.
• Ensure proper fitment to the cylinder head and exhaust system for leak-free operation.

FAQ

• Are O2 sensor adapters available for this manifold?
  Yes, lambda probe (O2 sensor) adapters are offered to eliminate catalyst error codes.
• Is this manifold suitable for use with the stock exhaust system?
  This manifold is designed for direct fitment to the EJ25 engine in the specified models. Ensure compatibility with your existing exhaust setup before installation.
• Does the product come with a warranty?
  Yes, a 24-month warranty is included.

O2 Sensor Adapters (Lambda Probe Adapters)

Designed for enthusiasts who need to eliminate catalyst errors after upgrading their exhaust system, these O2 sensor adapters are the ideal solution for maintaining proper sensor function and avoiding check engine lights.

Fitment

• Subaru Impreza STI WRX GC8 EJ25 (1996–2001)

Material & Construction

• No material details provided

Technical Specifications

• No specific technical details provided

What’s Included

• O2 sensor adapter (lambda probe adapter)

Installation Notes

• Install the adapter to eliminate catalyst error codes after fitting an aftermarket exhaust manifold.

FAQ

• Will this adapter fit the factory O2 sensor?
  Yes, it is designed for use with the original lambda probe on the specified Subaru models.
• Is this required after installing a new exhaust manifold?
  If you encounter catalyst error codes after installation, this adapter is recommended.

Thermal Tapes

Thermal tapes are used to wrap exhaust components, helping to manage under-hood temperatures and protect sensitive parts from heat soak.

Fitment

• Suitable for use with the TurboWorks exhaust manifold on Subaru Impreza STI WRX GC8 EJ25 (1996–2001)

Material & Construction

• No material details provided

Technical Specifications

• No specific technical details provided

What’s Included

• Thermal tape (heat wrap)

Installation Notes

• Apply thermal tape to the exhaust manifold to reduce heat transfer and protect nearby components.

Copper Nuts

Copper nuts are commonly used for securing exhaust manifolds due to their resistance to heat and corrosion, ensuring a reliable and lasting connection.

Fitment

• Suitable for use with the TurboWorks exhaust manifold on Subaru Impreza STI WRX GC8 EJ25 (1996–2001)

Material & Construction

• Copper

Technical Specifications

• No specific technical details provided

What’s Included

• Copper nuts

Installation Notes

• Use copper nuts to secure the exhaust manifold for improved durability under high temperature conditions.