Description: This FPE - VNT63 - STREET turbocharger by Fleece Performance is the perfect drop - in solution for your 2004.5 - 2010 GM Duramax 6.6L (LLY, LBZ, LMM) engine. It's a brand - new turbo with no core charge. The 63mm FMW compressor wheel and 66mm high - flow Cheetah turbine wheel make it a great replacement. It combines the quick spool - up and throttle response of a small turbo with the big top - end power you need, rated at 625 RWHP. Ideal for both towing during the week and sled pulling on the weekend. Features include a 63mm FMW compressor, 66mm high - flow turbine wheel, stronger forged milled wheels, faster spool - up, increased throttle response, a broader torque curve, and it's 2.5' work stock legal. It looks 100% stock as it uses stock housings with updated internals, allowing you to safely run 40 - 45 PSI of boost. Built with genuine Garrett parts, it has upgraded shaft and 360 - degree thrust bearings. The variable nozzle technology (VNT) makes it spool like stock. Note that aftermarket tuning and high - flow exhaust are required for installation.

Using this turbocharger is straightforward. First, make sure you have the necessary aftermarket tuning and high - flow exhaust installed before fitting it to your 2004.5 - 2010 GM Duramax 6.6L engine. Once installed, you'll immediately notice the improved spool - up and throttle response. When driving, you can enjoy the power both for daily towing and weekend sled pulling. As for maintenance, regularly check the turbocharger for any signs of wear or damage. Keep an eye on the bearings and make sure the internals are clean. Also, follow the manufacturer's recommended service intervals. And always use high - quality lubricants to ensure the smooth operation of the turbocharger. Remember, proper installation and maintenance will keep this turbocharger performing at its best for a long time.