Jeep Grand Cherokee SRT8 6.4 Hemi V8 475hp Remap
Expected gains of +20 BHP and +18 Nm torque
Get Your Free Quote ↓BHP+20 hp (4%)
Standard
475 hp
Tuned
495 hp
Torque+18 Nm (3%)
Standard
637 Nm
Tuned
655 Nm
Suitability
Limited (3/10)Gains Profile
Limited headroomHeadroom
LowJeep Grand Cherokee SRT8 6.4 Hemi V8 475hp ECU Remapping
Considering an ECU remap for your Jeep Grand Cherokee SRT8 6.4 Hemi V8 475hp? A Stage 1 remap can take this 2011 - 2020 petrol engine from 475 BHP to 495 BHP and from 637 Nm to 655 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 Jeep Grand Cherokee can achieve.
How this engine compares
- 10thof 19 Jeep Grand Cherokee engines by power gain
- 14%of the 9,842 engines we hold gain data for see a smaller power increase
- 7%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Jeep Grand Cherokee SRT8 6.4 Hemi V8 475hp is a 6.4L naturally aspirated petrol engine producing 475 BHP and 637 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 495 BHP and 655 Nm — a gain of around 20 BHP (4%) and 18 Nm (3%).
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.