Cryptic Engines – 2018-2023 Kia Stinger 3.3L PCM Top Speed Increase / Vmax Off Service (Mail-In)
$248.00
Veteran-owned mail-in PCM service for 2018-2023 Kia Stinger 3.3L. Remove factory top-speed limiter (Vmax Off) for higher top speed. Send us your PCM — we flash it and return it fully plug & play. Fast 3-4 business day turnaround.
Description
2018-2023 Kia Stinger 3.3L Top Speed Increase / Vmax Off
At Cryptic Engines, our veteran-owned independent small-town shop offers professional mail-in PCM flashing to remove the factory top-speed limiter on the 3.3L twin-turbo Stinger. Gain full available top speed without buying expensive tuning hardware.
Compatible Vehicles & Modules
- 2018-2023 Kia Stinger 3.3L (all trims – GT, GT1, GT2)
- PCM / ECM modules with these common part numbers:
- 39111-3L027 • 39111-3L247 • 39111-3L029 • 391043LCN7 • 391053LCN3 • 391043LCN2 and related revisions
What’s Included
- Full removal of factory Vmax / top-speed limiter
- Returned in plug & play state (no extra programming needed)
- Comprehensive testing before return shipping
- Fast 3-4 business day turnaround (UPS Overnight return)
How the Mail-In Service Works
- Purchase the Vmax Off service
- Ship your PCM to Cryptic Engines (detailed instructions sent immediately after checkout)
- We flash the top-speed increase and test the module
- We ship your tuned PCM back ready to install
Important Shipping Note: This is a mail-in service only. You are responsible for shipping your PCM to us AND the return shipping cost. Return shipping is charged as a flat rate at checkout and sent via UPS Overnight.
Cryptic Engines — Veteran Owned & Operated small-town shop dedicated to honest, high-quality performance module tuning and repair.
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