Whether your high rpm or not your exhaust will still eventually turn that color. If you honestly can't find anything to clean it off I'd be willing to purchase some in the states and ship it to you. Who knows how much shipping will be though.
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Cobb Tuned | Injen Intakes | Fast Intentions Long Tube Headers | Fast Intentions TDX Catback 18" Resonators CF Mufflers | Tommy Kaira Hebi Bebi Shift Knob | 19x9.5/19x10.5 Five Axis Design S5:F w/ 245/40/19 - 285/35/19 Hankook Ventus V12's
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