Price Match Guarantee
How to Submit a Price Match Request
If you find a lower eligible price on an identical OEM part from a qualifying retailer, just navigate to the product page on our website. Right next to the price, you’ll see a “Price Match” button. Click that button to open our Price Match Request Form. Fill out the form and include a link to the competitor’s product, along with the other required details. Our team will review the request based on our Price Match Policy and determine whether it qualifies. If it does, we’ll approve the match; if not, we’ll explain why it didn’t meet the criteria. You’ll hear from us via email once the review is complete. Read More about our Price Match Policy- Home
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- LG Home Theater
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- LG NB3740NB 4.1 Channel Home Theater Sound Bar System - 320W

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Quick answers for your replacement part needs
Where can I find genuine LG home theater parts?
You’ll find authentic LG home theater parts right here on our website. We carry a wide range of components specifically designed for LG sound systems, Blu-ray players, and speaker setups. Just enter your LG home theater model number to browse parts that ensure reliable performance and premium sound quality.
What types of LG home theater parts do you offer?
We stock a wide variety of LG home theater components, including: Replacement remote controls for easy access to settings HDMI and AV cables for seamless connectivity Subwoofers and satellite speakers to complete your sound system Power supplies and adapter boards for steady performance Optical drives and disc mechanisms for Blu-ray players From basic fixes to full upgrades, we have the parts you need to keep your LG system running strong.
Are your LG home theater parts compatible with all models?
Many of our LG parts are made to fit a broad range of models, but it's always best to double-check. Use your LG home theater system’s model number to ensure a perfect match. Not sure where to find it? Our team is here to help verify compatibility.
What if I can’t find the LG home theater part I need?
If the part you're looking for isn't listed, don’t worry—contact our customer support team with your LG model number and a description of the part. We'll search our inventory and supplier network to help you find the exact match.
Do you offer installation or setup guides for LG home theater parts?
Yes, we provide helpful installation resources for many LG home theater components. Whether you’re connecting new speakers, swapping out a remote, or replacing a power board, our how-to content helps simplify the process—even if you’re new to home audio repair.
How do I track my LG home theater parts order?
Once your order ships, you’ll receive a confirmation email with a tracking number. Use the link provided to monitor your shipment’s progress from our warehouse to your door. You’ll get real-time updates and estimated delivery dates.
How long does shipping take for LG home theater parts?
Orders are usually processed within 1–2 business days. Standard shipping generally takes 3–7 business days depending on your location. Expedited options are also available at checkout if you need your parts sooner.
Can I return LG home theater parts if they don’t work with my system?
Absolutely. If your part doesn’t fit or isn’t needed, you can return it within our return window—provided it’s unused and in its original packaging. We’ll guide you through the return or exchange process to make it simple and stress-free.
Can I update my shipping address after placing an order for LG home theater parts?
If your order hasn’t shipped yet, we can help update your shipping address. Please contact our support team right away with your order number and the new address so we can make the change before the package goes out.
How do I contact support for help with LG home theater parts?
Our support team is available by phone, email, or live chat. Whether you have questions about part compatibility, installation, or order status, we're here to help you every step of the way. Reach out anytime for fast, friendly assistance.
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