Your Vehicle
GMC Savana 6.6 V8 365hp
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
GMC Savana 6.6 V8 365hp: da 365 a 390HP
Remapping GMC Savana
MasterTuning is a leader in developing remapping for GMC. La GMC Savana 6.6 V8 365hp può passare da 365 HP a 390 HP con un incremento di 25 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details GMC Savana 6.6 V8 365hp
The GMC Savana 6.6 V8 365hp is equipped with a diesel engine that produces 365 HP and 894 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this GMC can achieve 390 HP (+7%) and 930 Nm (+4%).
Our Stage 1 tuning for the Savana 2003 -> delivers an impressive gain of +25 HP and +36 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
As a diesel engine, this GMC responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your GMC Savana.
Frequently Asked Questions - GMC Savana
How much power can I gain from remapping my GMC Savana?
With MasterTuning Stage 1, your GMC Savana 6.6 V8 365hp can gain +25 HP (from 365 to 390 HP) and +36 Nm of torque. This represents a 7% increase in power.
Is ECU remapping safe for the GMC Savana engine?
Yes, MasterTuning's remapping for the GMC Savana 6.6 V8 365hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the engine.
Is the GMC ECU remapping reversible?
Absolutely. The original factory calibration of your GMC Savana is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my GMC warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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