Peterbilt 379 Gauges & Switches
Customize your dash with aftermarket Peterbilt 379 gauges and switches. Explore digital and mechanical options, replacement wire harnesses, and oil temperature senders. Shop the complete aftermarket collection 4 State Trucks has to offer now!
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Chrome Small Gauge Cover For Peterbilt 330, 335, 357, 377, 378, 379, 387
UNITED PACIFIC
$3.80Chrome Small Gauge Cover Fits PeterbiltEnhance your vehicle's interior with our small gauge cover. Made of durable chrome steel and designed without a visor, this cover fits small gauges with a diameter of 2.3125 inches. Sold individually as an...$3.80 -
2 Inch 0-1800 Degree Pyrometer W/ Chrome Bezel
ISSPRO
$155.992 Inch Round Chrome Plated PyrometerAvoid serious engine damage by monitoring the EGTs with this 2 inch aftermarket Isspro universal Pyrometer. It has a chrome ring around the face and features a 0-1800 degree F scale. The Pyrometer utilizes a K...$155.99 -
5 Inch Programmable Electric Speedometer - 80MPH/140KPH
ISSPRO
$381.990-80MPH Electric Programmable SpeedometerThe ISSPRO 5 inch Programmable Electric Speedometer offers dual MPH and KPH readings, with a 0-80 MPH range in white and a 0-120 KPH range in orange. Its black bezel and orange pointer ensure clear visibility...$381.99 -
3 Inch 0-1800 Degree Pyrometer W/ Chrome Bezel
ISSPRO
$173.993 Inch Chrome Plated PyrometerAvoid serious engine damage by monitoring the EGTs with this 3 inch aftermarket Isspro universal Pyrometer. It has a chrome ring around the face and features a 0-1800 degree F scale. The Pyrometer utilizes a K...$173.99 -
RoadWatch Temperature Sensor Kit- Reads In Fahrenheit
AFTERMARKET
$769.99Sensor Kit W/ Digital Display and 12 Foot Extension CableStay confident and safe on the roads with this RoadWatch Temperature Sensor kit! This innovative device eliminates guesswork by reading both ambient air and road temperatures, providing instant...$769.99 -
Adapter Plug For Speedometer & Tachometer, Replaces 17-03190, 17-03183
ISSPRO
$46.99Speedometer & Tachometer Adapter Plug At 4 State Trucks, we offer top of the line aftermarket Isspro adapter plugs for speedometer and tachometers. This adapter plug is for when installing Isspro speedometer and tachometer without cutting into the...$46.99 -
BESTfit 2.0625 Inch Mechanical 10-150 PSI Single Air Pressure Gauge W/ Black Face, Chrome Bezel For Peterbilt 359, 378, 379
BESTFIT TRUCK PARTS
$89.75BESTfit 2.0625 Inch Mechanical 10-150 PSI Single Air Pressure Gauge Fits Peterbilt 359, 378 & 379 * High Quality Mechanical Single Air Pressure Gauge* Round* 2 1/16 Inch * 10-150 PSI* Black Face With Chrome Bezel * Comes With Mounting Bracket And Light...$89.75 -
Blue Digital Pyrometer 40-1850 Degree F With Chrome Bezel - 2-1/16 Inch Diameter
TELTEK
$295.54Digital 2-1/16 Inch Diameter Pyrometer With Blue LED Display Fits Peterbilt, Kenworth, Freightliner And WesternFind this high quality aftermarket digital pyrometer by Teltek with a shiny chrome bezel at 4 State Trucks. It can be programmed to give a high...$295.54 -
Mechanical Fuel Pressure Gauge 5-100 PSI
ISSPRO
$65.27100 PSI Mechanical Fuel Pressure GaugeFind aftermarket Isspro mechanical fuel pressure gauges with a range of 5-100 PSI for your big rig at 4 State Trucks. This gauge has a black face with white numbers, fits in a 2-1/16 inch hole, and comes with a...$65.27 -
Chrome Classic Style Small Gauge Cover W/ Visor For Peterbilt 300 Series
UNITED PACIFIC
$3.31Chrome Small Gauge Cover W/ Visor Fits Peterbilt Upgrade your 2005-older Peterbilt model's dashboard with our chrome-plated plastic small gauge cover. Designed specifically for small gauges, this cover features a classic style and includes a visor for...$3.31 -
Heavy Duty Toggle Switch, 30A At 12V, 4 Screw Terminals For 1/2 Inch Hole
AFTERMARKET
$13.25Heavy Duty Toggle Switch, Rated For 30A At 12V, Fits 1/2 Inch Hole * High Quality Toggle Switch* Heavy-Duty* Rated 30 AMP At 12V DPST* 4 Screw Terminals* Fits 1/2 Inch Hole* On/Off* Sold Individually* Warranty On Toggle Switches Against Defects In...$13.25 -
BESTfit 2.0625 Inch Fuel Level Gauge W/ Black Face, Chrome Bezel For Peterbilt 359, 378, 379
BESTFIT TRUCK PARTS
$80.57BESTfit 2.0625 Inch Fuel Level Gauge Fits Peterbilt 359, 378 & 379 * High Quality Fuel Level Gauge* 2-1/16 Inch * Compatible With Fuel Level Sender 240-33 OHMS * Black Face With Chrome Bezels * Comes With Mounting Bracket And Light Socket With Pigtail*...$80.57