LML STEALTH MACH 1 (64) TURBO Proven to support up to 650 RWHP with supporting modifications  Up to 600rwhp with stock emissions controls and tuning Lightning fast spool-up and immediate throttle response Designed for maximum towing performance Lower average EGTs and better overall EGT control Superior drive to boost pressure ratio compared to stock Pronounced turbo whistle from 10-blade turbine Zero surge even when towing heavy loads Brand New Parts - No core charges DESCRIPTION Your 2011-2016 LML Duramax will run better than ever before with the LML Stealth Mach 1 (64) Turbo. While capable of up to 650+ RWHP, this turbo is actually designed for maximum spool up and towing capabilities. The billet compressor wheel and custom spec'd turbine wheel are matched together perfectly for a daily driven truck that's going to get used in the real world.  You'll love the unique Stealth sound almost as much as the added performance. This turbo is a direct replacement, with no added piping kits needed, for your 2011, 2012, 2013, 2014, 2015, or 2016, 6.6L LML Duramax turbocharger.  The unique advantage of having our tuning experts work on this turbocharger design can’t be understated. DuramaxTuner’s experience with the particulars of how the LML Duramax platform responds to tuning adjustments and airflow changes was a crucial component in building you the perfect turbo upgrade. FEATURES   64mm Air Grabber Compressor Wheel Air flow to support 650rwhp (dynojet) Supports 600rwhp with emissions in-tact and tuning 11-blade extended tip design provides a wide efficacy range  Peak weight to efficiency optimization Featuring the latest advancements in compressor wheel technology Air Grabber Technology for even more additional airflow Made out of aerospace-grade billet aluminum Beast Wheel™ Turbine Wheel 8% larger wheel for increased airflow and lower EGTs Noticeable turbo whistle Custom 10-blade design provides improved flow characteristics over stock Made out of high-quality Inconel 718 Better durability than stock   Exhaust Housing Machine-ported up-pipe inlets for improved flow Machine-ported down pipe opening for improved flow Other Upgrades  360˚ Thrust bearing Heavy-duty journal bearings Stealth Turbo Benefits Absolutely no core charges Brand new parts and accessories 1-year warranty on all of our turbos Extended warranties available Live on-site customer support team here to help This Turbo is Designed for you... Daily drive your truck Reliability and Performance are your top priorities Tow with your truck Prefer to simply swap your old turbo out for a new one Want more power when you need it, but still have excellent street manners! Fitment Specifications Year OEM Models OEM Part #(s) 2011-2016 Chevy 2500, 3500 §  848212-5002S §  12642314 §  12642129 §  800799-0002 §  800799-0003 §  GT3788VA §  Garret 3788    2011-2016 GMC 2500, 3500 Measurement Specifications Compressor -    Wheel Inducer Compressor - Inducer Bore Compressor -  Wheel  Blade Count Turbine - Wheel Exducer Turbine - Wheel Inducer Turbine - Wheel Blade Count Peak Power 63mm 64mm 11 blade 67mm 73mm 10 650 RWHP Maximum Recommended Boost Pressure (psi) for LML Stealth 64  Altitude (ft) Barometric Pressure (psi) Baro (inHG) Max Safe Boost (psi) -1000 15.2 31.02 38.0 0 14.7 29.88 36.8 1000 14.2 28.86 35.5 2000 13.7 27.84 34.3 3000 13.2 26.83 33.0 4000 12.7 25.81 31.8 5000 12.2 24.8 30.5 WARRANTY INFORMATION All Stealth Series turbos are covered by our Unlimited Mile, 1-year manufacturer warranty for quality and craftsmanship. For warranty inquiries and specifics please email us at sales@duramaxtuner.com