Toyota Tundra 3.4T V6 hybrid 443 hp — Stage 1 file (+47 hp)

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Chip tuning for Toyota Tundra 3.4T V6 hybrid 443 hp ECU

Toyota Tundra (2021) 3.4T V6 hybrid 443 hp — mass-market hybrid engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). Stage 1 chip tuning raises power from 443 to 490 hp (+47 hp, +11%) and torque from 790 to 840 Nm (+50 Nm).

Hybrid Synergy Drive is Toyota's own hybrid technology. The Mirai is Toyota's hydrogen fuel-cell saloon. On Toyota's electric and hybrid models, the inverter and BMS are locked. Hybrid Synergy Drive underpins Toyota's hybrid range (Prius, RAV4, Camry).

Toyota has an active JDM tuning community (GR Supra, GR Yaris, GR86). The GR Supra with the BMW B58 is a segment of its own, handled with BMW tooling. The GR models (Yaris GR, Supra) have a growing tuning culture. The top Toyota GR engines (Supra, Yaris GR) mark the ceiling of the Japanese performance segment.

Frequently asked questions

What power gain do you get after chip tuning the Toyota Tundra 3.4T V6 hybrid 443 hp?

After Stage 1 the power of the Toyota Tundra 3.4T V6 hybrid 443 hp rises from 443 to 490 hp, a gain of 47 hp (+11%). Torque rises from 790 to 840 Nm (+50 Nm).

How does Stage 1 differ from stock on the Toyota Tundra?

Stage 1 is a software optimization of the factory ECU firmware of the Toyota Tundra with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +47 hp with no hardware changes.

Does Stage 1 make sense on the Toyota Tundra 3.4T V6 hybrid 443 hp with this much power?

Stage 1 for the Toyota Tundra 3.4T V6 hybrid 443 hp unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.

What is Stage 2 for the Toyota Tundra 3.4T V6 hybrid 443 hp?

Stage 2 on the Toyota Tundra 3.4T V6 hybrid 443 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Toyota Tundra remain valid after Stage 1?

After remapping the Toyota Tundra, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Toyota Tundra?

Reading and writing via OBD takes 25-30 minutes on the Toyota Tundra. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Toyota Tundra?

Before Stage 1 the original of the Toyota Tundra 3.4T V6 hybrid 443 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Toyota Tundra 3.4T V6 hybrid 443 hp cost?

The remap price for the Toyota Tundra 3.4T V6 hybrid 443 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno