Ignitions and Electrical› Computers, Chips, Modules and Programmers

HP Tuners

HP Tuners GM T46 TCM Service (Global B) - 2020-2026 Corvette TCM Tremec TR-9080 (8-Speed DCT) TCM-GB-T46-U

$514.99

SKU: H007 TCM-GB-T46-U

Out of Stock
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

HP Tuners GM T46 TCM Service (Global B) - 2020-2026 Corvette TCM Tremec TR-9080 (8-Speed DCT) TCM-GB-T46-U

MIA's Description

The HP Tuners GM T46 TCM Upgrade Service is a send-in service for supported 2020-2026 Chevrolet Corvette C8 applications equipped with the Tremec T46 transmission controller. This service enables transmission tuning support through VCM Suite, allowing customers to build complete ECM and TCM calibration packages. It provides access to transmission diagnostics, data logging, calibration editing via VCM Editor, and remote tuning capabilities.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHP Tuners
Part NumberH007 TCM-GB-T46-U

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

(760) 282-4645 Instagram Google

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy