Product Description
EDGE PRODUCTS 22457 PULSAR LT – 2020–2023 GM 2500/3500 6.6L GAS (L8T)
The EDGE PRODUCTS 22457 PULSAR LT is the ultimate plug-and-play upgrade for 2020–2023 Chevrolet Silverado and GMC Sierra 2500/3500 trucks equipped with the 6.6L L8T gasoline engine. Pulsar LT installs directly into the engine bay with no ECU flashing required, giving owners a seamless way to improve throttle response, adjust driving behaviors, disable AFM, correct speedometer readings, and unlock additional control over daily performance.
Pulsar LT integrates with the truck’s factory control systems to provide on-the-fly adjustability using steering-wheel controls—no external monitor required. Adjust throttle sensitivity, fine-tune driving comfort, disable AFM for smoother operation, raise or remove the speed limiter, and recalibrate for tire size or gear changes. With no permanent modifications and a retention of factory safety protocols, Pulsar LT offers a fast, reliable, warranty-friendly performance upgrade.
FITMENT – 2020–2023 GM 6.6L GAS (L8T)
- 2020 Chevrolet Silverado 2500HD 6.6L Gas L8T
- 2020 Chevrolet Silverado 3500HD 6.6L Gas L8T
- 2020 GMC Sierra 2500HD 6.6L Gas L8T
- 2020 GMC Sierra 3500HD 6.6L Gas L8T
- 2021 Chevrolet/GMC 2500/3500 6.6L Gas
- 2022 Chevrolet/GMC 2500/3500 6.6L Gas
- 2023 Chevrolet/GMC 2500/3500 6.6L Gas
Fits all 6.6L L8T gasoline V8 HD trucks. Not compatible with Duramax diesel models.
EDGE PRODUCTS CROSS-REFERENCE ITEMS
- EDGE PRODUCTS 98605 EAS 5V UNIVERSAL SENSOR INPUT – Add fuel pressure, auxiliary MAP, or other 0–5V sensors to expand monitoring.
- EDGE PRODUCTS 98608 EAS TEMPERATURE SENSOR – Monitor EGT, coolant temp, trans temp, or additional thermocouple-based readings.
- EDGE PRODUCTS 85401-201 EVOLUTION CTS3 – Full tuning solution for older GM 6.6L Duramax diesel owners in your fleet.
FAQ
Does the Pulsar LT require flashing or removing the ECM?
No. Pulsar LT installs in-line under the hood and does not require ECU flashing or removal.
Can the Pulsar LT disable Active Fuel Management (AFM)?
Yes. One of its key features is the ability to disable AFM for smoother driving and better throttle response.
Does the device require a monitor?
No external monitor is needed. Adjustments are made using factory steering-wheel controls.
Will it recalibrate the speedometer for larger tires?
Yes. Pulsar LT can correct tire size and gear ratio changes for accurate speedometer and shift-point behavior.
Is the Pulsar LT emissions compliant?
Pulsar LT does not delete or disable emissions equipment and is designed for emissions-equipped trucks.
Specifications for EDGE PRODUCTS 22457
| Specification | Details |
|---|---|
| UPC | 810115015369 |
| GTIN | 00810115015369 |
| Shipping Info | Ships from CPP Diesel within 1 business day. Standard ground shipping. Signature may be required on high-value items. |
| Prop 65 | This product may contain chemicals known to the State of California to cause cancer or reproductive harm. Learn More |
