Considering an ECU remap for your Lexus RC 350 - 306hp? A Stage 1 remap can take this 2015 - 2018 petrol engine from 306 BHP to 325 BHP and from 377 Nm to 401 Nm of torque (naturally aspirated). This engine scores 3.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Lexus RC can achieve.
The Lexus RC 350 - 306hp is a 3.5L naturally aspirated petrol engine producing 306 BHP and 377 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 325 BHP and 401 Nm — a gain of around 19 BHP (6%) and 24 Nm (6%).
This engine has limited remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.. High tuned torque: check transmission torque capacity and service history.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain | Score |
|---|---|---|---|---|---|
| 300h - 233hp | 233 → 250 | +17 | 221 → 250 | +29 |
| Moderate (4.5/10) |
| 200t 245hp | 245 → 265 | +20 | 350 → 410 | +60 | Good (6/10) |
Get a personalised remap quote for your Lexus RC. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
