Skip to main content

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

Current step

Select vehicle type

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

Detroit Diesel 4000Series tuning

5 tuning configurations for the Detroit Diesel 4000Series. Select your exact engine to see gains, options and connection details. Power gains up to +53 HP.

← All Detroit models
Detroit Diesel 4000Series

Detroit Diesel 4000Series tuning at a glance

Our catalogue covers 5 Detroit Diesel 4000Series engine variants, each with stock and tuned figures sourced from the remap database. The largest verified gain on the Detroit Diesel 4000Series is +53 HP.

Most popular Detroit Diesel 4000Series engines for remapping

Every figure above comes straight from our vehicle database. Pick your exact engine to see the stage-1 numbers.

Boost your business

Boost your business

Improve profitability and attract new customers.

Existing tune business
Become a dealer
New to ECU tuning
Start here