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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Stainless Steel Downward-Facing Frame Clamp Bracket with Single Watermelon Light Hole
JML KUSTOMS
$59.99Enhance Your Truck's Underglow with a Durable Stainless Steel Frame Clamp BracketUpgrade your truck's lighting system with our stainless steel downward-facing frame clamp bracket, designed to securely hold a single watermelon-style light. This bracket...$59.99 -
Chrome Die-Cast Torpedo Cab Light with Clear Watermelon Glass Lens and Amber 1156 Bulb
UNITED PACIFIC
$122.99Enhance Your Vehicle's Aesthetic with a Classic Watermelon-Style Cab LightThis cab light's chrome die-cast construction ensures long-lasting durability and resistance to corrosion. The clear watermelon-style glass lens provides a distinctive appearance,...$122.99 -
Neoprene Wire Support with 9/16 Inch Center Hole - 50 Pack
AUTOMANN USA
$87.99Durable neoprene wire support for secure and organized wiringThese neoprene wire supports with a 9/16 inch center hole are designed to keep your wiring neat and secure. Sold in a 50-pack, these durable supports are perfect for automotive and commercial...$87.99 -
3/4 Inch Mini Dual Function Watermelon Clearance/Marker Light – Red LED/Clear Lens
UNITED PACIFIC
$9.49Enhance your vehicle's visibility with a compact dual function watermelon style light.Upgrade your vehicle's lighting with this 3/4 inch mini dual-function watermelon clearance/marker light. Featuring a red LED with a clear lens, this light offers both...$9.49 -
3/4 Inch Mini Dual Function Watermelon Clearance/Marker Light – Red LED/Red Lens
UNITED PACIFIC
$9.49Enhance your vehicle's visibility with a compact dual function watermelon style light.Upgrade your vehicle's lighting with this 3/4 inch mini dual-function watermelon clearance/marker light. Featuring a red LED with a red lens, this light offers both...$9.49 -
Glass Watermelon Dual Function Light with Stainless Steel Bracket – Red LED, Clear Lens
UNITED PACIFIC
$37.75Enhance your vehicle's lighting with a classic clear glass watermelon light.Upgrade your vehicle's lighting with our glass watermelon dual function light, featuring an clear glass lens and a durable stainless steel bracket. This LED light comes fully...$37.75 -
Chrome Stop/Turn 3rd Brake Light with Adjustable Pedestal Base
UNITED PACIFIC
$27.99Enhance your vehicle's lighting system with this chrome stop/turn 3rd brake light, featuring an adjustable pedestal base for easy installation.Upgrade your vehicle's lighting with our premium chrome stop/turn 3rd brake light. This light features a...$27.99 -
3/4 Inch Mini Dual Function Watermelon Clearance/Marker Light – Amber LED/Clear Lens
UNITED PACIFIC
$9.49Enhance your vehicle's visibility with a compact dual function watermelon style light.Upgrade your vehicle's lighting with this 3/4 inch mini dual-function watermelon clearance/marker light. Featuring a amber LED with a clear lens, this light offers both...$9.49 -
Glass Watermelon Dual Function Light with Stainless Steel Bracket – Amber LED, Clear Lens
UNITED PACIFIC
$37.75Enhance your vehicle's lighting with a classic clear glass watermelon light.Upgrade your vehicle's lighting with our glass watermelon dual function light, featuring an clear glass lens and a durable stainless steel bracket. This LED light comes fully...$37.75 -
Glass Watermelon Dual Function Light with Stainless Steel Bracket – Amber LED, Dark Amber Lens
UNITED PACIFIC
$37.75Enhance your vehicle's lighting with a classic amber light with a dark amber glass watermelon lens.Upgrade your vehicle's lighting with our glass watermelon dual function light, featuring a dark amber glass lens and a durable stainless steel bracket...$37.75 -
Glass Watermelon Dual Function Light with Stainless Steel Bracket – Amber LED, Amber Lens
UNITED PACIFIC
$37.75Enhance your vehicle's lighting with a classic amber glass watermelon light.Upgrade your vehicle's lighting with our glass watermelon dual function light, featuring an amber glass lens and a durable stainless steel bracket. This LED light comes fully...$37.75 -
3/4 Inch Mini Dual Function Watermelon Clearance/Marker Light – White LED/Clear Lens
UNITED PACIFIC
$9.49Enhance your vehicle's visibility with a compact dual function watermelon style light.Upgrade your vehicle's lighting with this 3/4 inch mini dual-function watermelon clearance/marker light. Featuring a white LED with a clear lens, this light offers both...$9.49