HP Tuners · New
HPT GM E99 (ZR1) PCM Upgrade (*Must Mail in PCM*)
MPN PCM-00-E99-U · Store SKU hptPCM-00-E99-U
Supplier stock checked 11/8/2026, 3:55:06 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.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
GM E99 ECM Services (ZR1) - GM E99 ECM Upgrade HP Tuners ZR1 Modified ECM Purchase (E99) ZR1 Modified ECM Purchase (E99)
Manufacturer fitment & guides
Check PCM-00-E99-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.
- California Proposition 65: Y