Unleash True VG, VQ, & VR Performance

At Specialty-Z, we don’t just service cars—we live and breathe the engineering legacy of Nissan and Infiniti. From classic twin-turbo Z32s to the modern VR30DDTT platforms powering the Nissan Z and Infiniti Q50/Q60 Red Sport, our passion is backed by decades of proven mechanical mastery. We turn factory specifications into tailored, high-performance realities through our premier Simi Valley facility and our curated online performance store, delivering track-tested parts straight to you garage.

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Let’s Build Your Dream Machine

Whether you need precision ECU dyno calibration, a complete engine overhaul, or guidance selecting the perfect part from our online store, our specialists are ready to help.

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💻 Online Store Support

For inquiries regarding order tracking, part fitment, or shipping delivery times.
Email: sales@specialtyz.com

🔧 Shop Service & Diagnostic Bookings

For scheduling dyno tuning slots, hardware installations, or mechanical diagnostics.
In-Person Facility: 865 Cochran Street, Unit 23, Simi Valley, CA 93065

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Unleash True VG, VQ, & VR Performance

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Unleash True VG, VQ, & VR Performance

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