
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.
Description Warranty Information 18 Reviews Description ARE YOU LOOKING TO GET THE MAXIMUM POWER OUT OF YOUR AMP THAT HAS 4G TERMINALS? LOOK NO FURTHER THAN THESE CERTIFIED BASSHEAD 0G TO 4G REDUCERS/ADAPTERS. THIS MAKES IT WHERE YOU CAN RUN 0G WIRE TO YOUR 4G TERMINALS FOR MAXIMUM POWER TRANSFER AND OUTPUT! SOLD AS A PAIR View All Close Warranty Information Warranty Information Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier. All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our websi te. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior returning of the product or if no defect is found you are required to pay for return shipping only. At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return! * Extended additional warranty purchased on amplifiers take in affect from the date of purchase and must also be stated on orginal sales invoice or receipt. Refund/Return Policy: https://www.down4soundshop.com/shipping-returns/ Down4Sound - Hours of Operation Monday 6am - 9pm PDT Tuesday 6am - 9pm PDT Wednesday 6am - 9pm PDT Thursday 6am - 9pm PDT Friday 6am - 9pm PDT Saturday 8am - 4pm PDT Sunday Closed View All Close 18 Reviews 5 Quality Posted by Jay on Apr 30, 2025 Heavy. Good bit of thread on the set screws. Just awesome 4 Worked Good Posted by Unknown on Sep 21, 2024 Seemed kind of lightweight but worked good! 5 So Clean!!! Posted by Stephen Smith on Jun 24, 2022 I absolutely love using these in my builds, it keeps it looking nice and clean. Seems to be pretty high quality too! 5 Great product Posted by Anthony Sandoval on Jun 10, 2022 Great quality and perfect fit. 5 0/1 to 4 gauge reducers Posted by Bryan Piper on Feb 04, 2022 Excellent quality!!!! Very clean and fit very nicely 5 Connection Posted by Chris on Dec 18, 2021 Painless easy to use 5 Just what I wanted Posted by Michael Price on Dec 13, 2021 Excellent product and very fast shipping 5 0g to 4g reducer Posted by Clayton Schoening on Dec 07, 2021 I recieved the exact product that was advertised and its working perfectly to help ensure my amplifiers are getting adequate current. You guys really are the best! 5 Wire adapter Posted by Coryg on Dec 04, 2021 Great product packaged and shipping was great 5 0g Adapters Posted by Rich N on Jul 18, 2021 I'm not sure what's better, their effectiveness or looks. Thumbs up to each. Get some Next View All Close