GrimmSpeed 44mm V-Band EWG Block-Off Plate, Universal
The GrimmSpeed 44mm V-Band EWG Block-Off Plate seals a 44mm V-band external wastegate port when the EWG is not in use. An open EWG port flows exhaust gases freely, eliminating boost control and creating a serious exhaust leak.
DETAILS
- 44mm V-band EWG closure
- Stainless steel
- V-band clamp connection
- Fitment: Universal 44mm V-band EWG
When a manifold built for an external wastegate is used without one, the 44mm V-band port must be sealed. The GrimmSpeed plate seals it cleanly using the factory V-band clamp. No tools required beyond a clamp wrench.
Stainless steel construction handles the heat and pressure of the exhaust environment without deformation.
What’s in the Box
- GrimmSpeed 44mm EWG block-off plate
- V-band clamp
Why Choose GrimmSpeed
GrimmSpeed has been engineering performance parts for Subaru platforms from their Portland, Oregon facility since 2003. Everything they make is designed around real-world use, their engineers drive the same cars their customers drive, which means product decisions are made with genuine platform knowledge behind them. GrimmSpeed designs parts in-house, sources quality materials, and validates fitment on the actual application before release. The result is parts that install correctly the first time, perform as advertised, and hold up under the conditions Subaru owners actually subject their cars to. Whether it is a critical engine component or a cosmetic upgrade, the same attention to detail and fit quality applies across the catalog.
The RallySport Take
The correct solution for sealing an unused 44mm V-band EWG port. Fits universal 44mm V-band EWG applications.
Fitment
| Year | Make | Model | Notes |
|---|---|---|---|
| Universal | , | , |





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