$249.95
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A production RC 390 intake box with custom intake runner New replacement air box for the RC 390 with an ultra high performance air tube installed. Expect huge top end gains with this modification! Whole air box replacement with custom modified air intake runner. Not homolgated, not legal for supersport classes.
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We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$249.95