COBB Accessport V3 for 2025 Toyota 4Runner — The Ultimate ECU & TCM Tuning Upgrade

Unlock the full potential of your 2025 Toyota 4Runner with the COBB Accessport V3, the industry-leading handheld ECU tuning solution trusted by enthusiasts around the world. Whether your truck is stock or fully modified, the Accessport lets you extract hidden power, sharpen throttle response, optimize shifting, and customize your driving experience with unmatched precision.

At Panda Motorworks, we take the Accessport even further. With optional discounted custom tunes, real-world refinement, and pro-level support, you get the most complete Tacoma tuning package available—anywhere.

Why the Panda Motorworks Accessport Beats Other Tacoma Tuning Options

Most tuning companies simply sell the device. We build an entire performance ecosystem around it.

Exclusive discounted tuning bundles

✓ Expert-backed calibrations & multi-revise support
✓ Faster support response times
✓ Verified real-world dyno and street gains

Now With TCM Flashing – Transform How Your Tacoma Shifts

This version of the Accessport includes full TCM tuning capability—a must-have for 2025 Toyota 4Runner owners wanting smoother, smarter, more responsive shifts.

TCM OTS Map Options

Simulated Stock:

Authentic 4Runner shift behavior for drivers wanting a factory feel.

COBB OEM+:

A refined, sportier version of stock:

• Higher shift points
• Faster downshifts
• Improved mid-throttle response
• Increased torque limits

COBB Sport:

Maximum performance:

• Aggressive shift scheduling
• More responsive downshifts
• Stronger mid-range torque demand
• Optimized torque limiters

Whether you tow, daily drive, or off-road, these TCM maps dramatically change how your Tacoma performs.

Industry-Leading Accessport Features

Large, high-resolution color display:
View up to six live gauges simultaneously—boost, timing, temps, knock counts, and more.

Fully customizable interface:
Choose bezel colors, screen layouts, and gauge cluster styles.

Mountable, in-cabin convenience:
Thousands of mounting options ensure perfect visibility for monitoring or datalogging.

Store & switch up to 100 maps:
Swap OTS or custom tunes in seconds.

Trouble code diagnostics:
Read and clear CELs without expensive dealer visits.

Full datalogging suite:
Record up to 10 hours of real-time engine data for tuning, troubleshooting, or performance review.

Built-in performance testing:
Track 0–60, ¼-mile, trap speed, and more directly from the device.

Now With Panda Motorworks Custom Tuning Bundle: 

Take your Accessport to the next level with Panda Motorworks E-Tunes—professionally crafted through COBB Pro Software for maximum performance, reliability, and drivability.

Why Our Custom Tunes Dominate

• Tailored to YOUR Tacoma: Mods, fuel type, climate, driving style.
• Three included revisions for dial-in perfection.
• Fast 24-hour average response time (M–F).
• Continued support with optional additional revisions.

We build your tune from the ground up—not a copy-paste file like many competitors.

Simple, Fast Installation — No Tools Required

The Accessport is fully plug-and-play. Just connect, follow the on-screen steps, and select your map. Everything you need is included.

• Identify your exact vehicle and available maps
• Flash ECU and TCM in minutes
• Revert back to stock at any time

Perfect For:

• 2025 Toyota 4Runner owners
• Daily drivers wanting smoother shifts & better throttle response
• Off-roaders needing more usable torque
• Enthusiasts preparing for bolt-ons or tuning upgrades
• Anyone wanting reliable, trackable power gains

Click HERE to download the Panda Motorworks Wallpaper Pack!