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Down4Sound Alternators

Down4Sound (D4S) was founded by Johnathan Price in Las Vegas in 2015, starting as an online retailer before launching their own product line in 2020. Known for the JP series amplifiers, custom vehicle-specific speaker pods, and partnerships with brands like Sundown and Deaf Bonce. Their 98 Tahoe "Neohoe" demo vehicle features a 100,000W system.

DOWN4SOUND 2000-2013 GM Triple Alt Bracket (5.3 full size)

DOWN4SOUND 2000-2013 GM Triple Alt Bracket (5.3 full size)

Description 0 Reviews Description These alternator bracket kits come with everything you will need to do the job. Braket All pulleys (for each different size and motor) New Belt All hardware All replacement motor parts (if needed Step by step instructions for a easy install This kit is good for GM V8 such as the 4.8L, 5.3L, 6.0L and the 6.2L. It will fit on almost all GM vehicle with those motors. View All Close 0 Reviews View All Close

DOWN4SOUND Ford 4.0 Dual Alternator Kit

DOWN4SOUND Ford 4.0 Dual Alternator Kit

Description 2 Reviews Description Ford 4.0 Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, 2 Idler Pulleys, Gates Belt and Power Steering Tank / mount. View All Close 2 Reviews 5 Very easy to install Posted by Kathleen Flora on Aug 21, 2022 This was a quick and easy install worked for what I needed to upgrade my system thanks u guys 5 Dual alt kit. Posted by Christopher Hines on Feb 11, 2021 My kit came in and I was about to install it but my wife threw the diagram away; I call them and the engineer sent it straight over to my email and I just want to say that I would recommend you guy to any one at anytime thanks you for caring about your customers ; can’t wait to purchase something else very soon just Awesome guys thanks. Chris Hines View All Close

DOWN4SOUND GM 2000- 2013  5.3L Triple Alternator Kit

DOWN4SOUND GM 2000- 2013 5.3L Triple Alternator Kit

Description 0 Reviews Description 2000-2013 Triple Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 2000- 2013 4.8 - 5.3 - 6.0 - 6.2  Dual Alternator Kit

DOWN4SOUND GM 2000- 2013 4.8 - 5.3 - 6.0 - 6.2 Dual Alternator Kit

Description 6 Reviews Description 2000-2013 Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, 2 Idler Pulleys, and a Gates Belt. View All Close 6 Reviews 4 20,000 watt project Posted by Robert Campbell on May 09, 2023 Nice product except it would be nice if you offered this kit with options on using a factory alternator with the mechman. 5 Alternator bracket Posted by Walter on Mar 29, 2023 Works well had no problem putting it on 5 I finally installed this product I love the sturdiness of it and the quality Posted by Tony Record on Sep 03, 2022 I would recommend this product to anyone 5 Easy install with a little drilling required Posted by Chris on Aug 02, 2022 The idler pulley is adjustable it moves up and down by loosening the outer bolt. "do not adjust it to much" only if the belt is too loose or won't quite fit 5 Easiest bracket I've ever installed Posted by Chris on Jul 19, 2022 You'll have to drill a hole in some models if not all not sure, but you will need a short drill bit and the smallest drill you can find 5 Dual alt bracket Posted by David Z on May 07, 2022 Excellent fit! View All Close

DOWN4SOUND GM 2000- 2013 Quad Alternator Kit

DOWN4SOUND GM 2000- 2013 Quad Alternator Kit

Description 0 Reviews Description 2000-2013 5.3L Quad Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 2014-2021 4.8 - 5.3 - 6.0 - 6.2 Dual Alternator Kit

DOWN4SOUND GM 2014-2021 4.8 - 5.3 - 6.0 - 6.2 Dual Alternator Kit

Description 0 Reviews Description 2014-2021 Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, 2 Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 86-95 4.3-5.7L Dual Alternator Kit

DOWN4SOUND GM 86-95 4.3-5.7L Dual Alternator Kit

Description 0 Reviews Description 86-95 4.3 - 5.7L Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, 2 Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 86-95 5.7L Dual Alternator Kit

DOWN4SOUND GM 86-95 5.7L Dual Alternator Kit

Description 0 Reviews Description 86-95 5.7L Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, 2 Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 96 - 2000 4.3L Dual Alternator Kit

DOWN4SOUND GM 96 - 2000 4.3L Dual Alternator Kit

Description 1 Review Description 96-2000 4.3L Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 1 Review 4 Duel alternator kit Posted by Kevin Lautner on Mar 23, 2021 Besides the belt being about two Inches to big all is well with what you get. And looks perdy too View All Close

DOWN4SOUND GM 96 - 2000 5.7L Dual Alternator Kit

DOWN4SOUND GM 96 - 2000 5.7L Dual Alternator Kit

Description 3 Reviews Description 96-2000 5.7L Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 3 Reviews 5 5.7L dual alternator bracket Posted by Kelvin Kirven on Dec 06, 2023 Very nice and easy to set up, works as it should, I'm extremely pleased with it! 5 Dual alternator kit Posted by David on Dec 22, 2022 Just got it two days ago, haven't put it in yet but should be perfect 5 One dope kit! Posted by Anthony Barajas on Mar 15, 2022 This package comes with all you need to install that second alt. It’s perfect for my 1997 Suburban View All Close

DOWN4SOUND GM 96 - 2000 5.7L Quad  Alternator Kit

DOWN4SOUND GM 96 - 2000 5.7L Quad Alternator Kit

Description 0 Reviews Description 96-2000 5.7L Quad Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND GM 96 - 2000 5.7L Triple Alternator Kit

DOWN4SOUND GM 96 - 2000 5.7L Triple Alternator Kit

Description 4 Reviews Description 96-2000 5.7L Triple Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 4 Reviews 4 triple bracket Posted by Unknown on Apr 16, 2025 it looks and seems nice, but the supplied belt was definitely not long enough. 4 Bracket and belt directions Posted by Anthony Grubbs on Mar 05, 2025 Is there any belt and bracket directions 5 How to Posted by Bazz Mechanik on Jul 01, 2023 Send a description on how to hook this product up. Some people do not know how to or were to start. 5 Not installed yet Posted by Erin Pryor on Jun 30, 2021 Great service View All Close

DOWN4SOUND Trail Blazer I6  4.2L Dual Alternator Kit

DOWN4SOUND Trail Blazer I6 4.2L Dual Alternator Kit

Description 0 Reviews Description Trail Blazer Inline 6 4.2 Dual Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 0 Reviews View All Close

DOWN4SOUND Trail Blazer I6  4.2L Triple Alternator Kit

DOWN4SOUND Trail Blazer I6 4.2L Triple Alternator Kit

Description 2 Reviews Description Trail Blazer Inline 6 4.2 Triple Alternator Kit: These alternator bracket kits come with everything you will need to do the job. Kit Includes bracket, Bolts, Idler Pulleys, and a Gates Belt. View All Close 2 Reviews 4 specs Posted by Hafï¿½ï¿½ï¿½ï¿ sveinsson on Jun 08, 2022 bolts to orignal alt, alt nr1. then the bracket is meant to hold alt nr 2 and 3 are for gm large case altenators 5 Triple alternator bracket 4.2 trailblazer Posted by T.J. Colleran on Feb 02, 2022 Worked perfectly nice quality with a sweet d4s engraved logo wish I could post a picture here View All Close

Ford 4.0 Alternator Kit

Ford 4.0 Alternator Kit

The Down4Sound Ford 4.0 Alternator Kit is a high-output alternator rated at 4A. Built to power demanding car audio systems with reliable, consistent output.

Ford Alternator

Ford Alternator

The Down4Sound Ford Alternator is a high-output alternator rated at 4A. Built to power demanding car audio systems with reliable, consistent output.

GM 96 - 2000 4.3L Alternator Kit

GM 96 - 2000 4.3L Alternator Kit

The Down4Sound GM 96 - 2000 4.3L Alternator Kit is a high-output alternator rated at 4A. Built to power demanding car audio systems with reliable, consistent output.

GM Quad Alternator

GM Quad Alternator

The Down4Sound GM Quad Alternator is a high-output alternator rated at 4A. Built to power demanding car audio systems with reliable, consistent output.