Chevrolet Silverado 5.3 V8 355hp Remap
Expected gains of +20 BHP and +21 Nm torque
Get Your Free Quote ↓BHP+20 hp (6%)
Standard
355 hp
Tuned
375 hp
Torque+21 Nm (4%)
Standard
519 Nm
Tuned
540 Nm
Suitability
Limited (3/10)Gains Profile
Limited headroomHeadroom
LowChevrolet Silverado 5.3 V8 355hp ECU Remapping
Considering an ECU remap for your Chevrolet Silverado 5.3 V8 355hp? A Stage 1 remap can take this 2014 -> petrol engine from 355 BHP to 375 BHP and from 519 Nm to 540 Nm of torque (naturally aspirated). This engine scores 3/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Chevrolet Silverado can achieve.
How this engine compares
- 4thof 16 Chevrolet Silverado engines by power gain
- 14%of the 9,842 engines we hold gain data for see a smaller power increase
- 12%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Chevrolet Silverado 5.3 V8 355hp is a 5.3L naturally aspirated petrol engine producing 355 BHP and 519 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 375 BHP and 540 Nm — a gain of around 20 BHP (6%) and 21 Nm (4%).
This engine has low 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.
Considerations
!Naturally aspirated engine: gains are usually limited; results vary widely.
!High tuned torque: check transmission torque capacity and service history.
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