Collection: Alternators

Power your vehicle's electrical system with our premium alternators. Whether you need a high-output alternator to support a massive car audio build, a reliable OEM replacement for your daily driver, or a marine-grade unit for your boat, DIY Customs offers top-tier charging power at unbeatable prices. Don't see the exact amperage or fit for your make and model? Hit the live chat or call 412-882-8346—we can special order and drop-ship directly to your doorstep!