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COBB Tuning

Accessport V3

Fits: 25* 4Runner Non-Hybrid

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Pay over time available · Est. $24.06/payment
ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

COBB Tuning Accessport V3
Fits: 25* 4Runner Non-Hybrid

Fitment

Please Note: COBB manufacturer-confirmed fitment for product code AP3-TOY-002: 2025 Toyota 4Runner i-FORCE non-hybrid AT, USDM and WM. The exact-SKU manufacturer page does not currently list 2026; i-FORCE MAX hybrid models require a separate Accessport. Install only over OEM or COBB software. CARB coverage is limited to the applications and conditions in EO D-660-277. Official source: https://www.cobbtuning.com/products/accessport/accessport-for-toyota-4runner-2025-non-hybrid

Description

The COBB Accessport V3 is an ECU and TCM tuning solution for the 2025 Toyota 4Runner i-FORCE non-hybrid, providing staged maps, custom-tuning support, and a gateway bypass harness for reliable vehicle communication. The unit is designed for the non-hybrid 4Runner application confirmed by COBB and includes transmission-control tuning capability for supported automatic models.

• Fits 2025 Toyota 4Runner i-FORCE non-hybrid AT, USDM and WM applications
• ECU and TCM flashing capability for supported automatic transmissions
• Pre-loaded staged off-the-shelf maps plus custom mapping support
• Includes the Toyota Gateway Bypass Harness for installation and recovery functions
• Use only with OEM or COBB software; non-OEM software may risk ECU/TCU failure
• Includes an in-vehicle mount and Accessport V3 hardware
• 50-state legal when used with applicable calibrations and CARB EO D-660-277

References: https://www.cobbtuning.com/products/stage-package/stage-1-power-package-for-toyota-4runner-2025
CARB Executive Order: https://ww2.arb.ca.gov/sites/default/files/aftermarket/devices/eo/d-660-277.pdf

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Warranty and Support

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Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov