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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16 Inch Blank Chrome Standard Rolled End Bumper, 7 Gauge W/ 4 Inch Taper And Without Mount Plates
VALLEY CHROME PLATING
$499.99Valley Chrome 16 Inch 7 Gauge Standard Rolled End Bumper W/ No Cutouts Or Mounting Plates * High Quality Replacement Bumper* Made Of 7-Gauge (3/16 Inch Thick) Chrome-Plated Steel* 16 Inch Standard Tapered End* Blank* Must Drill Bolt Hole Pattern In Face...$499.99 -
CSM Smooth Aluminum Cab Flooring For Peterbilt 375, 377, 378, 379 & 385 04-2004 & Older
CHROME SHOP MAFIA
$635.99Smooth Aluminum 2 Piece Floor Fits Peterbilt By Chrome Shop MafiaChange the look of the interior of your Peterbilt cab with smooth aluminum flooring by Chrome Shop Mafia. Aluminum floors are a great option if you are looking to paint your floors to match...$635.99 -
12.5 Inch Stainless Steel Bowtie Drop Visor For Peterbilt 378 & 379
ROADWORKS
$439.99Bowtie Visor Fits Peterbilt Flat Top ModelsThis high quality stainless steel 12.5 inch monster bowtie drop visor that fits Peterbilt 378 and 379 models also fits 2 piece flat windshields and flat tops with cab-mounted mirrors. The visor goes from 12.5 to...$439.99 -
16-18 X 17 Inch Black Flared End Rubber Peterbilt Logo Mud Flap
OPP - ORIGINAL PARTS PROGRAM
$48.99Ribbed Black Rubber Peterbilt Logo Mud Flap With Fiberglass ReinforcementCheck out this black flared-end Peterbilt logo mud flap! Made from high-quality black rubber, this mud flap not only offers superior protection but also adds a touch of style to...$48.99 -
BESTfit Stainless Steel 3.5 X 42 Inch Cab Panels For Peterbilt 359, 378, 379 - Pair
BESTFIT TRUCK PARTS
$123.99Peterbilt SS 3.5 Inch Wide Blank Cab PanelsDress up your Truck with this set of 2 smooth stainless steel cab panels with no cut-outs. They are 42 inches long and 3.5 inches wide. The panels fit Peterbilt 359, 378, and 379 models. * High Quality Cab...$123.99 -
Stainless Steel Step Plates Wash Board Style
TWELVE GAUGE
$117.9912 Gauge Wash Board Step Plates Stainless SteelProvide grip to any smooth surface with this pair of quality stainless steel step plates. Their raised washboard style design provides an excellent and easy to install skid resistance surface you can add to...$117.99 -
Aluminum 6 Inch Chop Top Window Panels For Peterbilt With Cab-Mounted Mirrors 2005 & Newer
IOWA CUSTOMS
$121.99Paintable Aluminum Chop Door Trim Fits Peterbilt 378, 379, 386, 388 & 389 * High Quality Door Chops* 6 Inch* Upper Door Trim* Chopped Look Panel* Smooth Aluminum* Paintable * Fits Peterbilt With Cab-Mounted Mirrors* Sold As Pair* Warranty On Upper Door...$121.99 -
6 Inch SS Window Trim Chop For Peterbilt 378, 379, 365, 367, 386, 388, 389 2005-Newer
PHOENIX DESIGN
$105.99Stainless Steel Window Trim Chop 6 Inch Fits Peterbilt 300 Series With Cab Mounted Mirrors * High Quality Window Trim Chops* Made Of 430 Polished Stainless Steel * 6 Inch Height* Sold As Pair* Fits Trucks With Cab Mounted Mirrors* Warranty On Window Trim...$105.99 -
3 Inch Stainless Steel Notched Cowl Panels W/ 6 P1 Amber/Clear LEDs For Peterbilt 378, 379
PHOENIX DESIGN
$301.993 Inch Notched Cowl Panels W/ 6 P1 Amber LED Clear Lens Lights Fits Peterbilt 378 & 379 * High Quality Cowl Panels* Made Of 430 Stainless Steel* Notched* 3 P1 Lights Per Side* Amber LED/Amber Lens* 3 Inch* Sold As Pair * Made In USA* Warranty On Cowl...$301.99 -
Chrome 10/12 Inch Screw Cover Snap-On Style - Pack Of 10
UNITED PACIFIC
$4.17Snap-On Cover Pack of 10Elevate the appearance of your fixtures with these Chrome Plated Plastic covers, meticulously crafted to fit size 10 and 12 screw heads. Each cover features a molded plastic cap and cup washer, effectively concealing unsightly...$4.17 -
Large Chrome AC Heater Vent For Peterbilt 330, 335, 375, 377, 378 & 379
UNITED PACIFIC
$8.99A/C & Heater Vent Fits Peterbilt 300 SeriesUpgrade your vehicle's interior with our premium Large Vent, meticulously crafted from chrome-plated plastic. Designed as direct replacements, these vents ensure easy installation and a precise fit. Sold...$8.99 -
Chrome Bezel For Dual Square Headlight - Replaces 16-07538, 3-2048-3, K307-30, RKLB001
UNITED PACIFIC
$14.67Chrome-Plated Plastic Dual Square Headlight BezelThis headlight bezel is crafted from durable chrome-plated plastic, offering both style and resilience. Its design ensures compatibility, so you'll want to verify the 1.75-inch depth measurement to...$14.67