Chevrolet Blazer 1998 - 2005 4.3 V6 190hp

Real standard and upgraded performance figures for the 4.3 V6 190hp engine in the Chevrolet Blazer 1998 - 2005.

This page covers the 4.3 V6 190hp as fitted to the Chevrolet Blazer 1998 - 2005 — the figures below reflect that specific engine, not the model as a whole.

Horsepower (HP)Torque (Nm)
Standard190353
Stage 1215385
Stage 2227401
Make
Chevrolet
Model
Blazer
Generation
1998 - 2005
Engine
4.3 V6 190hp
Fuel type
Petrol

Frequently asked questions

Is Stage 1 tuning safe for the Chevrolet Blazer 1998 - 2005 4.3 V6 190hp?

Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.

How much more power does the 4.3 V6 190hp make after tuning?

Standard output is 190 HP / 353 Nm; Stage 1 on this engine typically reaches 215 HP / 385 Nm. Exact results can vary slightly with fuel quality and vehicle condition.

How long does a Chevrolet Blazer 1998 - 2005 4.3 V6 190hp remap take?

Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.

Can the 4.3 V6 190hp be reverted to its original file?

Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.