Peterbilt 357/378 Parts
Find the best Peterbilt 378 aftermarket parts in the business here at 4 State. The Peterbilt 378 semi truck represents all of the characteristics of the Peterbilt brand, and was a popular model with similar features to the Peterbilt 379. Pete truck models are a brand of choice for experienced truckers who need dependable semi trucks. 4 State Trucks has all the semi truck parts and accessories you need to make your Pete 378 stand out to showcase your unique personality. Whether you need aftermarket bumpers, exhaust, or fuel tanks, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Peterbilt heavy duty truck or 18 wheeler.
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Red Digital Water Temperature Gauge, 100F-300F
TELTEK
$151.99Water Temperature GaugeThe Teltek Water Temp Gauge, made in the USA, features a chrome ring with a red LED. It displays temperatures from 100 to 300 degrees Fahrenheit using a 16 feet stainless steel sensor. Made for a standard 2 and 1/16 inch hole, it...$151.99 -
Blue Digital Water Temperature Gauge
TELTEK
$154.99Water Temperature GaugeThe Teltek Water Temp Gauge, made in the USA, features a chrome ring with a blue LED. It displays temperatures from 100 to 300 degrees Fahrenheit using a 16 feet stainless steel sensor. Made for a standard 2 and 1/16 inch hole, it...$154.99 -
Red Digital Transmission Temperature Gauge
TELTEK
$154.99Transmission Temperature Gauge * High Quality Gauge* Red Display* Range Temperature 100 F To 300 F* Includes 16 Foot Plug Cable* Designed To Fit A Standard 2 1/16 Inch Diameter Hole* Gauges Built With Quality You Can Trust, Backed By 29 Years Of American...$154.99 -
Blue Digital Transmission Temperature Gauge
TELTEK
$154.99Transmission Temperature Gauge * High Quality Gauge* Blue Display* Range Temperature 100 F To 300 F* Includes 16 Foot Plug Cable* Designed To Fit A Standard 2 1/16 Inch Diameter Hole* Gauges Built With Quality You Can Trust, Backed By 29 Years Of...$154.99 -
Blue Digital Oil Temperature Gauge
TELTEK
$154.99Oil Temperature Gauge * High Quality Gauge* Blue Display* Range Temperature 100 F To 300 F* Includes 12 Foot Plug In Cable * Designed To Fit A Standard 2 1/16 Inch Diameter Hole* Gauges Built With Quality You Can Trust, Backed By 29 Years Of American...$154.99 -
Red Digital Outside Air Temperature Gauge With Ice Warning
TELTEK
$121.99Outside Air Temperature Gauge With Ice WarningThis high quality digital red outside temperature gauge has an ice warning at 34 degree Fahrenheit and will only flash again if the temperature rises to 37 degree then back down to 34 degrees again, The gauge...$121.99 -
Blue Digital Outside Air Temperature Gauge With Ice Warning
TELTEK
$121.99Outside Air Temperature GaugeKnow the temperature outside of your cab with this quality digital temperature gauge with a blue display. It has a range of -99 degrees F up to 150 degrees F and is designed to fit 2 1/16 inch diameter holes. The gauge...$121.99 -
Chrome Plated Plastic Tractor & Trailer Knob Set
LIFETIME NUT COVERS
$56.09Tractor & Trailer Knob SetAccent your dash with this set of shiny round knobs. The set includes both Tractor and Trailer Knobs with script writing. They are constructed of chrome plated aluminum and made in the USA. * High Quality Tractor And Trailer...$56.09 -
Electric Fuel Gauge
ISSPRO
$60.17Fuel Gauge Electric * High Quality Fuel Gauge* Electric * Fuel Gauge Levels: 1/8, 1/4, 1/2, F* Sender Type: IS* Compatible With Fuel Sender 240-33 Ohms* Black Face With White Pointer * 12V DC Negative Ground * Sold Individually* Warranty On Fuel Gauge...$60.17 -
Mechanical Fuel Pressure Gauge
ISSPRO
$95.14200 PSI Mechanical Fuel Pressure GaugeAt 4 State Trucks, we offer Isspro mechanical fuel pressure gauges with a range of 10-200 PSI. This gauge features a black face with white numbering. It fits into a 2-1/16 inch hole and includes a 12 volt backlight...$95.14 -
Dual PSI Gauge
ISSPRO
$123.99Dual PSI Gauge * High Quality Dual PSI Gauge* Sold Individually* Warranty On Dual PSI Gauge Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***$123.99 -
3.375 Inch Electric Speedometer - 170 MPH
ISSPRO
$285.99170 MPH Electric SpeedometerWe offer aftermarket Isspro electric speedometers with a 170 MPH limit for various makes and models. This speedometer is 3-3/8 inches in size and comes with a warranty against defects in materials and workmanship. Isspro is a...$285.99