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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CSM 33 Inch Under Body LED Light Kit - Red
CHROME SHOP MAFIA
$187.99Red Under Body Light Kit By Chrome Shop Mafia * High Quality Light Kit * 33 Inch Length* 4 - 4 Inch Round Red LED Lights * Sold With Brackets* Grommets, Wiring And Lights* Does Not Include Mounting Brackets* Sold Individually* Warranty On Light Against...$187.99 -
CSM 33 Inch Under Body LED Light Kit - Green
CHROME SHOP MAFIA
$243.99Green Under Body Light Kit By Chrome Shop Mafia * High Quality Light Kit * 33 Inch Length* 4 - 4 Inch Round Green LED Lights * Sold With Brackets* Grommets, Wiring And Lights* Does Not Include Mounting Brackets* Sold Individually* Warranty On Light...$243.99 -
CSM 33 Inch Under Body LED Light Kit - Blue
CHROME SHOP MAFIA
$153.99Blue Under Body Light Kit By Chrome Shop Mafia * High Quality Light Kit* 33 Inch Length* (4) 4 Inch Blue LED Lights* Round * Grommets Wiring * Does Not Include Mounting Brackets* Sold Individually* Warranty On Light Kits Against Defects In Workmanship &...$153.99 -
7 Inch Round High/Low Beam 12 Diode LED Headlight With MaxxHeat Heated Lens
MAXXIMA
$223.997 Inch Round Heated Lens High/Low Beam 12 Diode LED Headlight With MaxxHeat * High Quality Headlight* 7 Inch Round Heated Headlight* 12 Diodes* Polycarbonate Lens With Hard Coat, UV Protection * Polycarbonate Housing* Dimensions- 7.0 Inch Diameter - 3.75...$223.99 -
8.5 Inch Round Complex Reflector Headlamp For 9.5 Inch Headlight
GRAND GENERAL
$97.08Complex Reflector Poly Headlamp Replaces Glass Sealed HeadlampsThis 8.5 inch round complex replacement headlamp features a multi-surface reflector that increases the beam pattern. It fits 9.5 inch headlights and replaces glass sealed headlamps. For...$97.08 -
7 Inch Round Crystal Headlight With Halo Feature For Peterbilt 359, 378, 379, 388, 389
GRAND GENERAL
$97.08Round Headlight Fits Peterbilt * High Quality Round Headlight* 7 Inch Diameter* With H4 Halogen Bulb* Small Round With Halo Feature* Has An Advanced Multi-Surface Reflector Design And Clear Lens* Sold Individually* Warranty On Headlight Against Defects...$97.08 -
Maxxima High Beam Rectangular LED Headlight 4.2 X 6.6 Inch
MAXXIMA
$105.994 X 6 Inch High Beam Headlight * High Quality Headlamp * Polycarbonate* Dimensions- 6.6 Width - 4.2 Inch Height - 3.4 Inch Depth* 5 Diodes * High Beam * 0.9A 12V/ 0.5A 24V* 12/24 VDC* 2 Pin Male H4 Connector* For 4 Lamp Headlight Systems * Mechanical Aim...$105.99 -
Maxxima Low Beam Rectangular LED Headlight 4.2 X 6.6 Inch
MAXXIMA
$105.994.2 X 6.6 Inch Low Beam HeadlightThis 4 x 6 inch LED low beam headlight is designed for 4-lamp systems. It is compatible with DRL circuits using PWM voltage, and is non-polarized for versatile applications. It complies with DOT FMVSS108/CMVSS108...$105.99 -
5.75 Inch Round Dual Beam LED Headlight
MAXXIMA
$190.99Dual Beam 5.75 Inch LED Headlight * High Quality Headlight* Made Of Polycarbonate* Dimensions- 5.75 Inch D* Dual Beam Led* FMVSS-108 And CMVSS-108 Compliant* Silfort UVH 3000 Hard Coated Lens* Light 2.0 Lbs. Weight* H4 Pigtail Included* With Aluminum...$190.99 -
5 X 7 Inch High/Low Beam 12 Diode LED Headlight With MaxxHeat Heated Lens
MAXXIMA
$237.995 X 7 Inch Heated Lens High/Low Beam 12 Diode LED Headlight With MaxxHeat * High Quality Headlight* 5 X 7 Inch Inch Heated Headlight* 12 Diodes* Polycarbonate Lens With Hard Coat, UV Protection* Polycarbonate Housing* Dimensions- 7.9 Inch - 3.9 Inch - 5...$237.99 -
4 X 6 Headlight Combo W/ Low Beam & Daytime Running Light, 400 Lumen
MAXXIMA
$179.99Combination Light Low & Daytime Running Headlight * High Quality Headlight* Combination Light* With Low Beam And Daytime Running * 5 LED * 400 Lumen* Made In USA* Sold Individually* Warranty On Headlights Against Defects In Workmanship & Material From...$179.99 -
4 X 6 Inch High Beam Headlight, 3 Pin H4 6 Pin Lead Connector
MAXXIMA
$199.99High Beam 4 X 6 Inch Headlight * High Quality Headlight* Dimensions- 6.6 Inch Length- 4.2 Inch Width- 3.7 inch Height* High Beam Headlight 3 Pin H4 6 Inch Lead Connector H4 Pigtail Included* Made In USA* Sold Individually* Warranty On Headlights Against...$199.99