Online E-Tuning

Online e-tuning — without waiting on a tuner

Skip the back-and-forth and the week-long wait. TuneVault gives you instant, tuner-grade analysis and exact changes for your HP Tuners file — then verifies your datalog before you push it.

What you get

✓Instant audit + change list
✓Verify with your own datalog
✓A fraction of a custom dyno tune

Start free — see the audit before you pay.

Open the Copilot

More tuning help

Supercharged Tuning

Dial in a blower or turbo build safely — fueling, timing, and boost.

Datalog Analysis

Upload a VCM Scanner log and get a clear safety verdict.

HP Tuners Help

New to VCM Editor? Get guided, plain-English help.

Injector Data & Scaling

Get your injector slopes, offset and breakpoint right.

Spark & Timing

Safe borderline/MBT timing for your combo and fuel.

MAF Calibration

Fix airflow scaling so fueling is actually right.