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Power Increase Search

The most detailed tuning search on the market. Far more than power figures: the exact OBD cable for your vehicle, the tool we recommend, and every remap available.

  • Verified gains & dyno
  • Exact OBD cable
  • Recommended tool
  • EGR · DPF · AdBlue off

Search 39,000+ vehicle / ECU combinations

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Start by choosing the vehicle category before we surface the matching brands.

Hummer ECU tuning

Browse remapping files for 6 Hummer variants across 3 models. Pick a model to drill into its individual engine variants. Power gains up to +22 HP.

H1 1 variant up to +20 HP H2 2 variants up to +22 HP H3 3 variants up to +20 HP
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Hummer

Hummer remapping at a glance

Our catalogue covers 6 individual Hummer engine variants across 3 models, each with stock and tuned figures sourced from the remap database. The largest verified gain on a Hummer is +22 HP.

Most popular Hummer models for remapping

The Hummer range splits into 1 diesel, 5 petrol variants. Every figure above comes straight from our vehicle database. Pick a model to see the exact stage-1 numbers for your engine.

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