Fits: 2011 thru 2015 Chevy Silverado/GMC Sierra 2500HD/3500HD LML Duramax Diesel

*Please call for availability*

This brand-new OEM A50/T14 TCM comes pre-tuned with elevated shift points to accommodate any setup or style of driving. Why waste time and money getting your stock TCM replaced by the dealer when we can provide you with the exact same part, pre-tuned with our performance-enhancing tuning, for less than the cost of getting one installed at the dealer? Don't just fix your 2011, 2012, 2013, 2014, or early 2015 Chevy Silverado/GMC Sierra LML 2500/3500's broken TCM, upgrade it too and save!

Features:

• Provides the best possible drive-ability and shift quality
• Gets more of the additional power that engine tuning can provide to your wheels
• Ensures your engine is operating within its optimal rev range
• Ability to improve your MPGs
• Increases clutch holding strength and transmission longevity
• Compatible with any aftermarket ECM tuning
• Cheaper than a A50/T14 TCM replacement at the dealer
• A50 TCMs are prone to failure
• This product includes an OEM General Motors T14 TCM.
• No visits to the dealer are required
• 5-minute plug-and-play installation

Benefits of TCM Tuning over Stock:

• Raised main-line pressure improves clutch holding capacity and improves transmission life (a DuramaxTuner Exclusive feature)
• The refined shift schedule takes advantage of the wider Torque and Power curves provided by ECM tuning
• Improved torque converter clutch engagement settings to allow lockup under heavy loads, planting the power to the ground and lowering transmission temperatures
• Torque limitations adjusted to allow high RPM fueling in performance applications
• Optimizes the performance of your aftermarket turbocharger
• Keeps your truck in its power band when lugging up a grade
• 2nd gear start in 4wd low range (can tap down to first)
• Optional 2nd or 3rd Gear Start for competition applications
• Further adjustments are available for customers with larger-than-stock turbochargers or significantly oversized tires

TCM Tuning is especially important for trucks with:

• ECM Tuning installed
• Larger tires (35”+)
• Built transmissions
• Any modification that impacts operating RPMs

Fitment:

• Fits 2011, 2012, 2013, 2014, and early 2015 Chevrolet and GMC LML 2500HD and 3500HD trucks that include a (9, A, B, C, D, E, F) in the 10th digit of the vehicle identification number (VIN). This product is incompatible with c4500 and c5500 platforms.
• **If your truck contains an F in the 10th digit of the vehicle identification number (VIN) please verify that your TCM matches the one pictured above by locating it on the driver's side of the fan shroud**

Notes:

• Will not fit 2015.5 +.
• Your TCM will arrive pre-programmed for your VIN and includes our custom TCM Tuning.
• THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT IS NOT LEGAL IN CALIFORNIA.