- The gd manifolds will fit, shaped are a little bit different, the main interesting bit being your 99 will be side feed, the gd with be top feed. I also haven't been paying attention if you are keeping that top mount, but it will fit a little bit better with a GD manifold.
-yes Decapped injectors are the stock 440cc injectors with the end removed and they flow 816cc, but behave and can be tuned like stock injectors.
- No, as has been proven many times.


also there isnt anywhere to mount your coilpack

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MY93 Impreza GX 1.8L, 0hp, 0nm