TurboWorks Stainless Steel Exhaust Manifold for BMW E90/E91 325i 330i

Upgrade your BMW E90 or E91 325i/330i with the TurboWorks stainless steel exhaust manifold—engineered for enthusiasts who want reliable gains and a solid foundation for future tuning. This manifold is designed to optimize exhaust flow from the very start, setting the stage for improved performance and efficiency.

Fitment

• BMW E90 325i
• BMW E91 325i
• BMW E90 330i
• BMW E91 330i

Material & Construction

• 100% stainless steel construction

Technical Specifications

• Outlet diameter: 50mm
• Exhaust window size: 36mm

What’s Included

• TurboWorks stainless steel exhaust manifold
• 24-month warranty
• Optional: Lambda probe adapters available to eliminate catalyst error

Installation Notes

• For optimal results, replace the exhaust manifold at the start of your engine tuning process. Ensure proper fitment and use recommended adapters if eliminating catalyst error.

FAQ

• Do I need to tune my ECU after installing this manifold?
  While not strictly required, tuning is recommended to maximize the performance gains from the improved exhaust flow.
• Will this manifold trigger a catalyst error?
  A catalyst error can occur; we offer lambda probe adapters to eliminate this issue.
• Is this manifold suitable for daily driving as well as performance builds?
  Yes, the stainless steel construction and design make it reliable for both daily use and tuned setups.