



Sinister Diesel Universal 400A Alternator Wiring Upgrade Kit – 0 Gauge
Upgrade your alternator charge and ground wiring with the Sinister Diesel Universal High-Amp Wiring Upgrade Kit. Designed for stock alternators and high-output alternators up to 400 amps, this kit supplies 0-gauge oxygen-free copper cable for the alternator charge, alternator ground and chassis ground connections.
The flexible cable uses 5,285-strand pure copper construction with a frosted Hyperflex jacket, making it easier to route through your installation. Blue positive cable and black ground cables help distinguish the connections.
Crimping tool required. The supplied heavy-duty cable ends must be crimped during installation.
Specifications
- Application: stock and high-output alternators up to 400 amps.
- Cable gauge: 0 gauge.
- Conductor: oxygen-free copper (OFC), 5,285 strands.
- Listed cable diameter: 17.2 mm.
- Ultra-flexible frosted Hyperflex jacket.
- Includes a 400-amp ANL fuse and ANL fuse holder.
What's included
- 2 black 0-gauge OFC ground cables, 4 feet each.
- 1 blue 0-gauge OFC positive cable, 4 feet.
- ANL fuse holder.
- 400-amp ANL fuse.
- 3 heavy-duty cable ends with 3/8-inch mounting holes; crimping required.
- 6 heat-shrink sealing tubes, 2 inches each.
Fitment and installation
Universal application. Verify that the supplied cable lengths and terminal mounting-hole sizes suit your vehicle before ordering. This is an installation kit requiring cable-end crimping, not a vehicle-specific plug-and-play harness.
Part number: SD-ALT-WIRE.

