ECU Performance Tuning

Unlock Your
Full Potential

Toyota and Lexus performance tuning, built on precision calibration. Answer a few questions and get your personalized package recommendation in seconds.

18+
Supported Platforms
$599
Starting At
7
Packages Available
Supported Platforms

Built for Toyota & Lexus

Toyota

Tundra 5.7LCamryCamry 2.5LAvalonSienna

Lexus

ES350GS350GS350 RWDGS350/GS300 AWDGS200t/GS300IS350/IS300IS350/IS300 AWDRC350RC350/RC300 AWD
Tuning Packages

Choose Your Level

Every package starts with a precision ECU calibration. Select the tier that matches your goals — or let our intake system recommend the best fit.

Street Performance Package

$599

Unlock your platform's potential with a precision ECU calibration built for daily-driven performance.

  • Base ECU performance tune
  • Throttle response optimization
  • Drivability refinement

Street Performance Plus

$699

Everything in Street Performance, plus an aggressive exhaust burble and pop calibration.

  • Base ECU performance tune
  • Throttle response optimization
  • Drivability refinement
  • Pops and Bangs add-on

Flex Fuel Performance Package

$799

Run E85 with a dedicated calibration for maximum power and efficiency on flex fuel.

  • Base ECU performance tune
  • E85 calibration
  • Throttle response optimization
  • Drivability refinement

Flex Fuel + Sound Package

$899

The full E85 experience with aggressive exhaust pops. Power, sound, and presence.

  • Base ECU performance tune
  • E85 calibration
  • Pops and Bangs add-on
  • Throttle response optimization
  • Drivability refinement

Stage 2 Turbo Package

$849

Purpose-built for 8AR-FTS turbo platforms. Unlocks Stage 2 boost and power delivery.

  • Base ECU performance tune
  • Stage 2 turbo calibration (8AR-FTS)
  • Boost optimization
  • Throttle response optimization

Stage 2 Elite Package

$949

Stage 2 turbo power with aggressive exhaust character. The complete 8AR-FTS package.

  • Base ECU performance tune
  • Stage 2 turbo calibration (8AR-FTS)
  • Boost optimization
  • Pops and Bangs add-on
  • Throttle response optimization
Flagship

Signature Series

$999 – $1099

Our flagship package. Fully custom calibration with priority service, datalog revisions, and every available add-on.

  • Premium custom tune
  • E85 or Stage 2 calibration (if applicable)
  • Pops and Bangs add-on
  • Datalog revisions
  • Priority service
Why Down Dirty 84

Precision. Power. Trust.

Safe Calibration

Every tune is validated against OEM safety parameters. Your engine stays protected.

D3 Pro Tuner Powered

Built on the D3 Pro Tuner platform for precision ECU calibration and real-time datalog analysis.

Remote & Mobile Available

Flash your tune remotely or at our shop. Mobile tuning available for select platforms.

Toyota & Lexus Specialists

We focus exclusively on Toyota and Lexus platforms. Deep knowledge, proven results.

Ready to Tune?

Complete our smart intake form in under 2 minutes. Get a personalized package recommendation instantly — no guesswork, no waiting.