Keep an eye on what matters with our full line of Peterbilt 379 gauges and switches. Whether you're keeping tabs on fuel, pressure, boost, or just adding style to your dash, we ve got the right setup to match your ride. This product lineup is packed with aftermarket gauges, switches, and dash components designed specifically for the Peterbilt 379. It's perfect for drivers who want performance, precision, and a clean, custom look. You ll find everything you need, including: - Peterbilt 379 fuel pressure gauges - Water temp gauges for keeping an eye on cooling systems - Pyrometers, boost gauges, tachometers, and ammeters - Analog and Peterbilt 379 digital gauges - Toggle and rocker switches for controlling lights, fans, and accessories - Replacement parts for your Peterbilt 379 instrument cluster - Even small add-ons like the classic Peterbilt 379 dash clock Whether you're upgrading an old cluster or building a full custom dash, these components offer smooth function and tough, road-ready reliability. They're made to fit like a glove and perform like factory parts only better. So if you're after a cleaner dash, better visibility, or just more control over your rig, this is your one-stop shop for Peterbilt 379 switches and gauges. Browse the lineup, match your setup, and install with confidence.

FAQs - Peterbilt Gauges & Switches

1. What kinds of gauges do you carry for the 379? We ve got it all fuel pressure, boost, water temp, pyrometers, tachometers, and more. Digital or analog, mechanical or electric. 2. Will these gauges fit my dash? Most are direct-fit for standard Peterbilt 379 instrument clusters. Just check the size 2" or 2-1/16" are most common. 3. Can I upgrade to digital gauges? Definitely. We carry digital Peterbilt 379 gauges that add accuracy and a modern touch. Just make sure you ve got the right sensors or senders to match. 4. Are the switches plug-and-play? Many are, especially toggle and rocker switches. If you're replacing OEM switches, most wire up easily just match the function and terminals. 5. Do you sell full dash kits or individual parts? Both. You can get full gauge clusters or single replacement gauges and switches. We also stock bezels, panels, and hardware. 6. What's the difference between mechanical and electric gauges? Mechanical gauges use direct lines to measure pressure or temp. Electric gauges use senders and wires. Electric is easier to install in tight spaces. 7. Can I mix and match different gauge brands? Yes, but try to match voltage and sensor compatibility. Mixing is fine visually, just make sure the readings stay accurate. 8. Are these aftermarket or OEM? Most are aftermarket, but built to meet or exceed OEM standards. They're great for replacements or upgrades. 9. Do you carry lighted switches or backlit gauges? We sure do. Many of our gauges and switches come with LED backlighting, so you can see everything clearly during night runs.