Pulsar CA for 2017-2019 GM 6.6L Duramax L5P
Type: Inline Tuning Modules | Fits: GM Duramax

Pulsar is the most innovative performance in-line tuner to ever hit the market. The Pulsar inline module has made waves among truck owners. The industry-exclusive technology, now available via Pulsar, has totally changed the game when it comes to adding performance and keeping the ECU on the truck. No mail-in unlocks, no cross-shipment, or hassle. Pulsar supplies instant power, on the fly, with no flash tuning.
Up to 90hp gains and it's 50-state compliant!
Features:
- EO Number D-802-9
- Change 5 power levels on-the-fly using +/- cruise control buttons
- Connects directly to ECU in engine compartment providing instant power
- Built-in throttle sensitivity control for improved throttle response
- High-idle user settings to adjust RPM during idle
- Transmission slip backdown power will decrease if slip is detected
- EGT Backdown power will decrease if EGTs exceed set limit
- Provides the ability to recalibrate the speedometer for wheel/tire changes
- Simple installation with no complex wiring harness or ECU flashing required
Specs:
- 50 State Legal: Yes
- Brand: Edge
- C.A.R.B EO #: D-802-9
- Category: Vehicles, Equipment, Tools, and Supplies
- Emission Code: 1
- Fuel Type: Diesel
- Part Type: Computer Chip Programmer
- Performance Tunes: Yes
- Product Type: Inline Chips and Modules
- Sub Category: Engine Service
Tech Resources:
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Your satisfaction is important to us. If you wish to return an item or request a refund, please review the terms and conditions outlined in our Returns Policy.
Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.



