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HPT GM E42 L5P Global B ECM Upgrade (*VIN & Original ECM Required*)

HP Tuners · New

HPT GM E42 L5P Global B ECM Upgrade (*VIN & Original ECM Required*)

MPN ECM-E42-L5P-U · Store SKU hptECM-E42-L5P-U

$999.99
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 4:49:58 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

HPT GM E42 L5P Global B ECM Upgrade (*VIN & Original ECM Required*)

Manufacturer fitment & guides

Check ECM-E42-L5P-U against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
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