Turbo Flange Reduction Adapter for T3, T4, and Wastegate
Designed for turbo enthusiasts looking to adapt between T3, T4, and external wastegate setups, this flange reduction adapter offers precise fitment for custom turbo projects. Ideal for those fabricating or upgrading turbo manifolds where multiple bolt patterns are required.
Fitment
- Compatible with T3 (bolt spacing: 45mm x 85mm), T4 (bolt spacing: 70mm x 80mm), and wastegate (bolt spacing: 70mm, hole diameter 30mm) turbocharger flanges.
Material & Construction
- Material and manufacturing details not specified.
Technical Specifications
- Height: 65mm
- Width: 97mm
- Length: 123mm
- Bolt spacing: T3 - 45mm x 85mm; T4 - 70mm x 80mm; WG - 70mm, hole diameter 30mm
What’s Included
- Flange reduction adapter for turbo and wastegate
Installation Notes
- Professional installation recommended for best fit and sealing.
- Verify bolt pattern compatibility before installation.
FAQ
- Can this flange be used to adapt a T3 turbo to a T4 manifold or vice versa?
Yes, the adapter is designed to fit both T3 and T4 bolt patterns, as well as an external wastegate. - Is any modification required to fit this on a custom manifold?
Depending on your setup, minor adjustments may be necessary to ensure proper alignment and sealing. - Will this work with a 30mm wastegate port?
Yes, the wastegate port features a 30mm hole diameter as specified.
Universal Part: This product fits multiple vehicles (universal application).
Vehicle Compatibility
| Brand | Model | Generation / Chassis | Engine |
|---|---|---|---|
| Universal | - | - | - |
TURBOWORKS
Turboworks is a Polish manufacturer and supplier of performance turbochargers and forced-induction components. Based in Rzeszów, Poland, Turboworks engineers and balances their turbochargers in-house, offering T3/T4, GT, and ball-bearing turbo units for a wide range of turbocharged street and motorsport applications.
Official page: turboworks.pl
Official page: turboworks.pl
| Default | |
| Make | Subaru |
High-Performance T3-T4 Turbo Adapter - Steel Construction
48.32€
47.83€
Excl. VAT: 39.53€
Tags: TURBOWORKS Flanges flat,
This product has universal fitment.

Official page: turboworks.pl
| Default | |
| Make | Subaru |



