Tomei Expreme Exhaust Manifold Subaru WRX/STI EJ20/EJ25 02-07

Tomei Powered is putting extra effort forward into the United States Subaru Impreza Market. Over an year ago, they have began researching the EJ engine, which in 2007 we are on the 2nd test vehicle. Testing has progressed to the usage of the actual vehicle chassis. Tomei would like to introduce today the EJ25 exhaust manifold. The product features is as follows.

Non-Equal Length Design:
Tomei has designed this product to be non equal length tubing, having the shortest distance possible from the exhaust port to the turbo. This aspect increases overall response.

Highest in Quality:
As you can see, welded areas are kept at a minimum. This can be pulled off by the exclusive services of a veteran pipe bending specialist combined with the lost wax process　(thin stainless steel). Developing fractures and cracks are nearly impossible.

Superb Choice of Piping:
The main piping is at 42.7mm and the downpipe at 60mm. This setup maintains the torque while delivering the best overall performance gain.

No Missing Details:
As you can see on the photo, the EJ25 exhaust manifold requires to be wrapped with heat tape due to its placement near the oilpan. The heat tape is already included as well as all hardware for easy installation.

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