Considering an ECU remap for your Mazda 3 1.8 Skyactiv-D 115hp? A Stage 1 remap can take this 2019 -> diesel engine from 115 BHP to 145 BHP and from 270 Nm to 320 Nm of torque (turbocharged). This engine scores 8/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mazda 3 can achieve.
The Mazda 3 1.8 Skyactiv-D 115hp is a 1.8L turbocharged diesel engine producing 115 BHP and 270 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 145 BHP and 320 Nm — a gain of around 30 BHP (26%) and 50 Nm (19%).
This engine scores highly for remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as high, based on the percentage gain available from the factory output.
Fuel economy note: possible improvement with conservative driving.
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 |
|---|---|---|---|---|---|
| 2.0 Skyactiv-G 122hp | 122 → 135 | +13 | 213 → 235 | +22 | Moderate (4.5/10) |
| 2.0 SkyActiv-G 165hp | 165 → 170 | +5 | 210 → 220 | +10 |
Get a personalised remap quote for your Mazda 3. 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.
