SoundQubed Soundqubed 300XL GM Large Case Alternator
Product Overview BRAND NEW TO THE 2024 LINEUP Welcome to the lineup a BRAND NEW Soundqubed 300XL Alternator that provides a tremendous amount of output in a GM Large Case Size. Soundqubed partnered with a leader in the indsutry, Brand X, to bring you a stylish, yet powerful alternator to add style and reliability to your setup. This alternator was developed to add some spice in the look of your setup, coming with a billet front half that carries the "Q" logo, to let everyone know, who is providing the power to your setup. These Alternators provide 240+ amps of output at idle and have been built with the expected and known durability, that BRAND X has been providing to their customers for years! With max output exceeding 300+ amps at optimal RPM's of the vehicle. This particular units, comes as you see in the pictures. However, custom ones can be made with your powder color choice to match your build. Please contact a Soundqubed employee for the details. **all units are hand built, hand tested, and hand packed. Due to this process, to ensure your purchase is ready to deliver the power you need; Some scratches and marks are possbile. They obviously try their best to prevent as much as possible, but some marks/blemishes are to be expected.** These units fit the following setups: General motors vehicles (large case) 1997-2004 is a direct fit 2005-2013 Fits with a wiring bypass requirement. (this is detailed in the instructions that come with the unit) Warranty Information SoundQubed warrants all products to be free from defects in materials and workmanship for normal use and service for a period of time not to exceed 12 months for Alternators, subwoofers, components, coaxials, pro audio speakers and tweeters and 12 months for amplifiers from the original date of retail purchase. Parts returned must be determined by SoundQubed to be defective prior to any warranty credit or replacement is issued. SoundQubed’s obligation under warranty shall be limited to repairing or replacing, at its discretion, any part proven defective. The customer must prepay transportation charges. Final determination of the suitability of the products for the use contemplated by the buyer is the sole responsibility of the buyer. Warranties are non transferable. Warranty Exclusions Burnt or open coils Customer abuse or competition use and power in excess of rating Amplifiers used in competition or run below rated ohm loads or voltage Improper wiring, including size/gauge, paths, termination method, and series/parallel configuration SoundQubed shall not be liable for any special, direct, indirect, incidental or consequential damages that might be claimed as a result of the failure of any part, including claims for delay, loss of profits, or labor SoundQubed shall not be liable for any damages or injuries to persons or property resulting from improper installation or misuse of any part subject to this warranty Reviews (No reviews yet) Write a Review
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Updated 4/24/2026
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Frequently Asked Questions
What is the SoundQubed Soundqubed 300XL GM Large Case Alternator?
The SoundQubed Soundqubed 300XL GM Large Case Alternator is a car audio equipment made by SoundQubed. View full specifications and where to buy on this page.
Where can I buy the SoundQubed Soundqubed 300XL GM Large Case Alternator?
You can purchase the SoundQubed Soundqubed 300XL GM Large Case Alternator from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.
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