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Holden Performance and Diagnostics Products
Suppliers of Envyous Customs X-Air
Onsite Scanning And Programming
Manawatu based
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Ecu or
Memcal Tuning
Mail order or Road performance tuning options
Doing what the dealerships can't and won't
ABOUT HOLDEN DIAGNOSTICS
We specialise in all things Holden Commodore!
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ECU tuning,
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Electronics replacement
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ECU replacement,
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Diagnostic call out's
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Interior lighting upgrades,
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DIY scan tools,
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Reverse camera kits
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Programming tools
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and more...
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There's not a lot we don't do
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Take a look in our online performance shop or send us a message and inquire.
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new arrivals
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