I have ulteex el on mine, beautiful welding all metal gasket, copper washers and ss nuts/bolts. Just wrap it with titanium wrap, save the ceramic coating money for sth else, ie retune.

El is better for even out egt and I like that honda sound very much ; P

using the Perth-WRX mobile app

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MY08 STI 422whp at 1.5bar on E85, built by Diversion Garage, assembled and tuned by EvoR

Update from new owner: 375whp at 1.4bar on 98, at Tokyo Motorsport