High-Output Engine Calibration
GM Part #86577457
About this product
The High-Output Engine Calibration from Chevrolet Performance is designed to enhance on- and off-road performance for added confidence. This calibration increases torque by an additional 40 lb.-ft. at 3,000 rpm compared to your factory torque rating on your vehicle equipped with the 2.7L Turbo Plus engine to help your truck achieve the same power offered on ZR2 models. Increased torque helps allow for improved acceleration. Premium fuel is not required. Installation by an authorized Chevrolet Dealer is required. Does not void your New Vehicle Limited Warranty. See standard Limited Warranty terms and your dealer for details. Compatible on vehicles with 2.7L Turbo Plus engine.
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- Upgrades any vehicle equipped with the 2.7L Turbo Plus engine to the ZR2 performance calibration
- Adds an additional 40 lb.-ft. of torque at 3,000 rpm compared to your factory torque rating on your vehicle equipped with the 2.7L Turbo Plus engine
- Increased torque helps allow for improved acceleration
- Enhances on- and off-road performance for added confidence
- Premium fuel not required
- Does not void your New Vehicle Limited Warranty
- Installation by an authorized Chevrolet Dealer is required
Package Specifications
The greater of either the balance of the vehicle's bumper to bumper warranty or 12 months / 12,000 miles
Frequently Asked Questions
No, there are no physical parts included for this engine calibration.
This calibration is for 2.7L Turbo Plus engines only (also known as L3B).
Installation by an authorized Chevrolet Dealer is required.
No, the engine calibration does not void the New Vehicle Limited Warranty.
No, premium fuel is not required.
No, the engine’s HP will be unaffected by the calibration, but it adds an additional 40 lb.-ft. of torque at 3,000 rpm compared to your factory torque rating.