TOMEI EXPREME Ti TITANIUM MUFFLER For GRB GRF JDM EJ 440015Brand TOMEI Product Number 440015 Compatible Car GRB GRF JDM Compatible Engine EJ Product Description MORE POWER, LESS WEIGHT, DRAMATICALLY CHANGE YOUR WRX STI. High quality production, for true competition use without compromise. Only the best Titanium grade materials are used. From the special racing layout design, made as straight as possible, to the high flow silencer. We have poured our knowledge into it all. When you see our EXPREME Ti system,