inTune 3 for 2020-2023 6.6 L8T Unlock and Tune Kit

Part # 8266-R Be the first to write a review

Unlock AND Tune your 2020-2023 6.6L L8T powered Silverado or Sierra, in your driveway with inTune 3!

Free Shipping

In Stock

$868.95

Does it fit my vehicle?

The DiabloSport inTune i3 8266-R Kit is the breakthrough tuning solution for 2020–2023 GM trucks equipped with the 6.6L L8T gas engine. These trucks shipped with locked PCMs that blocked tuning—until now. This complete kit includes the powerful inTune i3 handheld tuner, along with DiabloSport’s exclusive locksmith device and harnesses required to unlock your ECM.

Features:

2020-2023 Silverado 2500/3500 6.6 L8T
2020-2023 Sierra 2500/3500 6.6 L8T
28 rwhp over stock on premium fuel
50 rwtq over stock on premium fuel
Tunes for 87 octane, and premium fuel provided
ECM unlock included!
Unlock and Tune, at home!
Preloaded tunes for multiple octane levels
Support for 6.6L L8T applications with 6 speed Transmission
Throttle Boost setting for adjustable throttle feel
Adjust speedometer for larger tires (26"-38")
Calibrate speedometer for gear change (3.42-5.13)
Remove speed limiter for increased top speed
Adjust engine rev limiter for increased RPM range (+/- 400 RPM)
Adjust engine idle speed in Park/Neutral and Drive
‘Keep Drive Mode Setting’ allows you to select a drive mode and it will remember that mode next time you start the truck!
Adjust fueling at WOT in multiple RPM ranges
Calibrate spark timing at WOT across multiple RPM ranges
Front/Rear TPMS threshold adjustment
Air Filter Monitor system control
Transmissions adaptive relearn

5 Volt Data Logging Inputs	Yes
50 State Legal	No
AC Adapter	No
Accepts Custom Tunes From CMR	Yes
Body Material	ABS
Brand	DiabloSport
CARB (California) Compliant	No
Case Included	No
Category	Tuners and Programmers
Color Display	Yes
Color Touch Screen Display	Yes
Custom Tuning	Yes
Data Logging	Yes
Emission Code	7
Erases Fault Code	Yes
Fuel Type	Gasoline
Grade Type	Performance
	Regular
In Cab Monitoring	No
Instruction Manual Included	Yes
part type	Computer Chip Programmer
Performance Tunes	Yes
Personal Computer and Mac Compatible	Yes
Product Type	Handheld Tuner
Software Included	Yes
Speedometer	Yes
Sub Category	Engine Service
Systems Covered	Engine
	Transmission
Upgradable	Yes
Video Capable	No
Wi-Fi Updates	Yes
UPC	810065217394
California Proposition 65 Required	Yes
Warning	California Proposition 65
Part Number	8266-R

This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and the EPA Tampering Policy. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board, in order to achieve 50-state compliance, is pending with CARB. Once testing is complete with California, and an E.O. number is issued, this product will be updated to 50-state legal status.

Instructions - d10032700_rev00.pdf

Reviews

Your Review

Title

Review

*Free Shipping & Handling only offered to the contiguous US on orders over $150, excludes clearance parts and oversized packages.

Some parts are not legal for use in California or other states with similar regulations.

inTune 3 for 2020-2023 6.6 L8T Unlock and Tune Kit

$868.95