Your Vehicle
Chevrolet Trailblazer 4.2i 279hp
Technical Specifications
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
Chevrolet Trailblazer 4.2i 279hp: da 279 a 300HP
Remapping Chevrolet Trailblazer
MasterTuning is a leader in developing remapping for Chevrolet. La Chevrolet Trailblazer 4.2i 279hp può passare da 279 HP a 300 HP con un incremento di 21 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 Chevrolet Trailblazer 4.2i 279hp
The Chevrolet Trailblazer 4.2i 279hp is equipped with a petrol engine that produces 279 HP and 373 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Chevrolet can achieve 300 HP (+8%) and 395 Nm (+6%).
Our Stage 1 tuning for the Trailblazer All delivers an impressive gain of +21 HP and +22 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code LL8 identifies this specific powerplant configuration. The Delco E67 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 279 HP from factory, this Chevrolet Trailblazer is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Chevrolet Trailblazer 4.2i 279hp
Factory technical data for the Chevrolet Trailblazer 4.2i 279hp (All), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | LL8 |
|---|---|
| ECU / Control unit | Delco E67 |
| Fuel | Petrol |
| Compression ratio | 10.1 |
| Bore × stroke | 93.0 X 102.0 mm |
| Stock power | 279 HP · 373 Nm |
| Remapped power (Stage 1) | 300 HP (+21) · 395 Nm (+22) |
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 Chevrolet Trailblazer.
Frequently Asked Questions - Chevrolet Trailblazer
How much power can I gain from remapping my Chevrolet Trailblazer?
With MasterTuning Stage 1, your Chevrolet Trailblazer 4.2i 279hp can gain +21 HP (from 279 to 300 HP) and +22 Nm of torque. This represents a 8% increase in power.
Is ECU remapping safe for the Chevrolet Trailblazer engine?
Yes, MasterTuning's remapping for the Chevrolet Trailblazer 4.2i 279hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the LL8 engine.
Is the Chevrolet ECU remapping reversible?
Absolutely. The original factory calibration of your Chevrolet Trailblazer is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Chevrolet 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
Other Engines Chevrolet Trailblazer All
Similar Power Chevrolet
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.
Request Quote on WhatsAppYour data is safe. No spam, just your quote.