2017-2023 6.6L CHEVY/GMC TCM TRANSMISSION TUNING .

FOR OFF ROAD USE ONLY 

*** IMPORTANT ORDER DETAILS *** 

CONTACT US WITH QUESTIONS AT Info@empirediesels.com

***WHAT’S INCLUDED***

   THIS TUNING INCLUDES THE FOLLOWING FOR THE STARTING PRICE.

= CUSTOM OFF ROAD TUNE

= ALL NEEDED CREDITS

= ALL NEEDED CAN BUS PLUGS 

DO NOT UNINSTALL PARTS FROM TRUCK UNTIL YOU HAVE RECEIVED ALL  EXHAUST PARTS AND TUNES.

ALWAYS TUNE TRUCK BEFORE YOU INSTALL EXHAUST PARTS OR EGR DELETE PARTS.

***NOTICE YOU NEED A WINDOWS 10+ COMPUTER FOR TUNING PROCESS***

ONCE YOU PLACE YOUR ORDER WITH US YOU WILL RECEIVE INSTRUCTIONS AND ALL NEED INFORMATION WILL BE PROVIDED VIA EMAIL WITH HELPFUL PDF GUIDS WE HAVE FULL TECH SUPPORT STAFF WHO CAN HELP YOU WITH THE TUNING PROCESS IF NEEDED THIS INFO WILL BE PROVIDED VIA EMAIL.

RETURN POLICY - SINCE THE MPVI TUNER IS VIN# SPECIFIC FOR CUSTOM TUNING, THERE ARE NO RETURNS OR REFUNDS.

Vehicle Fitment

2017 - 2023 Chevy/GMC 2500/3500/4500/5500 L5P Duramax Cab Chassis Trucks The Exhaust may Requires Some Modifications.  

2017 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2018 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2019 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2020 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2021 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2022 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

2023 6.6L L5P - L5D CHEVY GMC DURAMAX 2500/3500/4500/5500

Power Levels

HORSEPOWER LEVELS

LEVEL 1 = 0HP (STOCK AND HEAVY TOW)

LEVEL 2 = 50HP (LIGHT TOW)

LEVEL 3 = 80HP (LIGHT TOW AND PERFORMANCE)

LEVEL 4 = 120HP (STREET AND PERFORMANCE)

LEVEL 5 = 180HP (RACE)

About our 5 Tunes

Heavy Tow Tune

• For those towing from 8,000 lbs up to GVWR (Gross Vehicle Weight Rating)
• + 0 RWHP, + 100 ft-lbs torque over factory
• Wider torque curve assists heavy loads
• Perfect balance of sport driving & functionality
• Exhaust temperatures drop up to 100F under full load

Light Tow Tune

• For those towing any load up to 8,000 lbs
• + 50 RWHP, + 200 ft-lbs torque over factory
• Designed for weekend tower, boats, small tractors, etc
• Perfect balance of sport driving & functionality
• Unhook and enjoy a sportier drive

Sport Economy Tune

• Fun “unloaded” daily driving
• For driving around town, highways
• Impress your friends
• Put a smile on your face
• + 80 RWHP, +300 ft-lbs torque over factory
• Puts your vehicle near the 550 RWHP mark

Hot Street Tune

• Bridge between Sport Economy and Race
• A little more aggressive than Sport Economy
• Behaves nicely on the street
• + 120 RWHP, +400 ft-lbs torque over factory
• Puts your vehicle near the 580 RWHP mark.
• 
  

Race / Max Effort Tune

• Maxes out the factory Turbo
• + 180 RWHP, + 500 ft-lbs torque over factory
• Puts your vehicle near the 600 RWHP 1360 ft-lbs mark
• Up to 620 RWHP / 1380 ft. lbs with WC Fab turbo mouthpiece.
• TCM TUNING RECOMMENDED FOR THIS LEVEL 

Additional Details

Shipping & Returns

***NOTICE PLEASE READ***
Our shipping cost are priced for shipping within the United States and Canada. All air selected shipping orders ship same business day if ordered by 11am Central Standard Time and ground orders or processed within 24 hours of the same business day when order was placed. After the package has shipped it generally takes four to seven business days for the product(s) to arrive at your door. Generally each item specifically tells the shipping speed. We do offer faster shipping if needed on certain items, which can be selected through the drop down menus. but does come at a higher cost.
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***  YOU AS THE BUYER ARE FULLY RESPONSIBLE TO UNDERSTAND ALL RISK FOR ANY EXPRESS AIR OR GROUND SHIPPING DELAYS CAUSED BY WEATHER, STORMS, NATURAL DISASTERS, ACTS OF GOD AND THINGS OUT OF OUR CONTROL THERE ARE NO SHIPPING REFUNDS WITH EVENTS SUCH AS THESE...!!! ***

(ALASKA AND HAWAII SHIPPING INFO)
MUST SELECT 2ND DAY AIR SHIPPING FOR ALASKA AND HAWAII ) (OVERNIGHT MAY NOT BE AVAILABLE FOR REMOTE AREAS AND THESES SHIPPING LOCATIONS WILL TAKE LONGER THEN STATED LOCATIONS),   AND SOME OF CANADA SHIPPING DUE TO EXTREME REMOTE AREAS MAY BE DUE TO EXTRA SHIPPING COST IF SO WE WILL NOTIFY YOU AND YOUR ORDER WILL SHIP ONCE EXTRA SHIPPING COST IS PAID!
         IF YOU WANT SOMETHING SHIPPED OUT OF THE COUNTRY, PLEASE MESSAGE US ON THE CONTACT PAGE.

RETURNS

1. Due to the nature and use of these items we generally do not accept returns as most items are vin number specific or built to order.

2. We will exchange only if the item is defective. We do recommend professional installation on this item. If the item is defective and cannot be exchanged or fixed a refund of the original purchase price will be issued after requested proof of malfunction and/or damage is given.

3. We do make certain exceptions on a case by case basis for returning products, if your return request is accepted, a 20% restocking fee* will be assessed and applied. Items must include all original packaging. Return shipping will not be refunded.3. All sales are final, any cancellations after order is placed, but before the item has shipped, will result in a 5% credit card/processing fee.
Before returning any items please contact us for specific shipping instructions at  Info@empirediesels.com

4. Hard parts such as EGR kits, DPF Pipes/Exhaust, Pyro Kits, Throttle Valve Kits, Exhaust Tips & S&B Intakes are not eligible for return unless we make an exception and a 30% restocking/shipping fee will apply along with your return shipping cost.