Your Vehicle
Chevrolet Avalanche 8.1 V8 340hp
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 Avalanche 8.1 V8 340hp: da 340 a 360HP
Remapping Chevrolet Avalanche
MasterTuning is a leader in developing remapping for Chevrolet. La Chevrolet Avalanche 8.1 V8 340hp può passare da 340 HP a 360 HP con un incremento di 20 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 Avalanche 8.1 V8 340hp
The Chevrolet Avalanche 8.1 V8 340hp is equipped with a petrol engine that produces 340 HP and 606 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Chevrolet can achieve 360 HP (+6%) and 640 Nm (+6%).
Our Stage 1 tuning for the Avalanche 2002 - 2006 delivers an impressive gain of +20 HP and +34 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code L18 identifies this specific powerplant configuration.
With 340 HP from factory, this Chevrolet Avalanche 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 Avalanche 8.1 V8 340hp
Factory technical data for the Chevrolet Avalanche 8.1 V8 340hp (2002 - 2006), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | L18 |
|---|---|
| Fuel | Petrol |
| Compression ratio | 9.1 |
| Bore × stroke | 107.9 X 111.0 mm |
| Stock power | 340 HP · 606 Nm |
| Remapped power (Stage 1) | 360 HP (+20) · 640 Nm (+34) |
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 Avalanche.
Frequently Asked Questions - Chevrolet Avalanche
How much power can I gain from remapping my Chevrolet Avalanche?
With MasterTuning Stage 1, your Chevrolet Avalanche 8.1 V8 340hp can gain +20 HP (from 340 to 360 HP) and +34 Nm of torque. This represents a 6% increase in power.
Is ECU remapping safe for the Chevrolet Avalanche engine?
Yes, MasterTuning's remapping for the Chevrolet Avalanche 8.1 V8 340hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the L18 engine.
Is the Chevrolet ECU remapping reversible?
Absolutely. The original factory calibration of your Chevrolet Avalanche 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 Avalanche 2002 - 2006
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.