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Unlock the full power and performance of your 2001-2010 6.6L GM Duramax LB7/LLY/LBZ with our premium selection of performance parts and accessories.
Tuner
EFI Live AutoCal V3 Duramax Tuner with Delete Tunes | 6.6L LB7, LLY, LBZ, LMM & LML (2001–2016)Intercooler Pipe
GM Duramax LB7 - Intercooler Pipe & Boot Kit (2002-2004)Intercooler Pipe
GM Duramax 6.6L - Silicone Intercooler Hose Kit (2004.5-2005)Accessories
SOTF Switch for GM Duramax (2001-2023)Y-Bridge Kit
GM Duramax LLY Y-Bridge Kit (2004.5-2005)Y-Bridge Kit
GM Duramax LBZ/LMM Y-Bridge Kit (2006-2010)Intercooler Pipe
GM Duramax 6.6L Hot Side Intercooler Charge Pipe Kit (2001-2010)Exhaust Parts
Stainless Steel Diesel MufflerExplore Tuner Depot's collection of 2001–2007 GM Duramax 6.6L performance parts for Chevrolet Silverado and GMC Sierra 2500HD/3500HD trucks equipped with the LB7 (2001–2004), LLY (2004–2006), and LBZ (2006–2007 Classic) diesel engines. Shop performance tuners, custom tuning solutions, turbo-back exhaust systems, cold air intakes, exhaust manifolds, downpipes, and engine upgrades designed to improve airflow, throttle response, and overall diesel performance.
Upgrade your 6.6L Duramax LB7, LLY, or LBZ with quality performance parts from Tuner Depot. Discover LB7 Duramax tuners, LLY performance upgrades, LBZ exhaust systems, and EGR components for applicable engines. Our selection includes Duramax turbo-back exhaust kits, high-flow exhaust manifolds, LB7 turbo downpipes, LLY exhaust upgrades, LBZ performance tuning, and intake systems. Whether you're upgrading a 2001 LB7 or a 2007 LBZ Classic, find the right parts for your engine. Always confirm your engine code and vehicle fitment before ordering.
At Tuner Depot, we understand the importance of timely delivery for your performance parts. We're committed to ensuring a seamless shipping experience, striving to dispatch your orders with utmost efficiency and speed.
Our Shipping Policy: Our aim is to dispatch all orders within two business days, providing you with a quick and efficient processing time. However, unforeseen circumstances beyond our control may occasionally impact shipping times.
Factors Affecting Shipping:
We genuinely appreciate your understanding and patience during any unexpected obstacles. Be assured that we will utilize every resource available to deliver your performance parts promptly.
These items can be returned within 30 days of the purchase date, provided they are unopened, unused, and in their original packaging:
The following items are final sale and cannot be returned:
All items we sell include a 90-day manufacturer warranty.
If an item is being returned due to a manufacturer defect, it may be returned for a full refund, exchange, or replacement with a similar item of equal or lesser value.
For eligible items being returned for any other reason, the same options apply: full refund, exchange, or replacement with a similar item of equal or lesser value, provided the item meets the return requirements above.
All returns must be approved by our team before being sent back. We will provide a valid RMA number and prepaid return label for the return.
Please do not send any items back without an approved RMA and the return label provided by us, as returns sent without these will not be accepted or processed.
Our diesel specialists can match the right kit to your truck in under 5 minutes.
CALL 866-401-6313Save $20 on your first tuner or delete kit purchase.
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