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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BESTfit 8 Inch Chrome-Plated Steel Wide Clamp - Replaces 50BJ-800SCP
BESTFIT TRUCK PARTS
$109.99BESTfit Chrome-Plated Steel Wide Clamp - Replaces 50BJ-800SCPUpgrade your exhaust system effortlessly with our Chrome-Plated Steel Clamp. Crafted from durable materials, this clamp features a wide 2-bolt mount universal design that eliminates the need...$109.99 -
BESTfit 8 Inch Chrome-Plated SS Wide Straight Clamp Replaces 50BJ-PB800SCP For Peterbilt 377, 378, 379, 386, 388, and 389
BESTFIT TRUCK PARTS
$108.99BESTfit Chrome Stainless Steel Wide Straight ClampEnhance your exhaust system's performance with our top-quality chrome-plated stainless steel exhaust clamp. Featuring an impressive 8-inch diameter, this clamp is suitable for both the driver and...$108.99 -
BESTfit Black Poly Radiator Support Rod Bushings
BESTFIT TRUCK PARTS
$35.69BESTfit Bushings For Radiator Support Rod * Made Of High Quality Polyurethane* Bushing For Radiator Support Rod, Radiator To Frame or Engine* 2 Bushings Per Package* Sold Individually* Warranty On Bushings Against Defects In Workmanship & Material From...$35.69 -
BESTfit 32.75 X 8.5 Inch AC Condenser W/ Serpentine Flow Design For Peterbilt W/ CAT Or Detroit Engines
BESTFIT TRUCK PARTS
$99.99BESTfit AC Condenser For Peterbilt 357, 375, 377, 378, 379 * High Quality Serpentine Flow AC Condenser* Inches Core Size- 32.750 Height- 8.500 Width- 1.250 Core Thickness* Replaces OE 65413* Sold Individually* Warranty On Condenser Against Defects In...$99.99 -
BESTfit Stainless Steel Grille & Surround Assembly For Peterbilt 378 SFA 1988-2007
BESTFIT TRUCK PARTS
$999.99BESTfit Grille Assembly Fits Peterbilt 378 * High Quality Grille Assembly* Made Of Stainless Steel* made In North America * Sold Individually* Warranty On Grille Assemblies Against Defects In Workmanship & Material From Date Of Purchase***High Quality...$999.99 -
BESTfit Chrome 7 To 5 ID X 96 Inch Bull Hauler Exhaust Stack
BESTFIT TRUCK PARTS
$718.99BESTfit 96 Inch Tall Bull Hauler Exhaust Stack W/ 7 Inch Reduced To 5 Inch IDUpgrade your vehicle's exhaust system with our chrome-plated steel exhaust stack! With an impressive 96-inch overall length and a diameter reduced from 7 inches to 5 inches,...$718.99 -
Peterbilt 357, 377, 378, 379 BESTfit Center Hood Rest
BESTFIT TRUCK PARTS
$11.11BESTfit Center Hood Rest Fits PeterbiltThis aftermarket center hood rest is made of black polyurethane. It is sold individually and manufactured in the USA. Please note that it is not sourced from the original equipment manufacturer (OEM). * Center Hood...$11.11 -
BESTfit 45 Gallon Front Fill Auxiliary Fuel Tank 19 X 36 Inch Kit
BESTFIT TRUCK PARTS
$750.99BESTfit 19 Inch 45 Gallon Auxiliary Fuel Tank KitThis 19 X 36 Inch 45 Gallon BESTfit Front Fill Fuel Tank Is Manufactured To Oe Specifications With The Same Materials As Used In Oe Manufacturing, Is Rigorously Tested Under Fmsca Regulations And Iso...$750.99 -
BESTfit 110 Gallon Center Fill Fuel Tank 26 X 53 Inch For Peterbilt Old Style Manifold
BESTFIT TRUCK PARTS
$999.99BESTfit 26 Inch 110 Gallon Fuel Tank Fits Peterbilt This BESTfit Fuel Tank Is Manufactured To Oe Specifications With The Same Materials As Used In Oe Manufacturing, Is Rigorously Tested Under Fmsca Regulations And Iso Certified. We're So Confident In The...$999.99 -
CSM Stainless Steel Air Line Box, Blank
CHROME SHOP MAFIA
$274.99SS Blank Air Line Box By Chrome Shop Mafia * High Quality Air Line Box* Stainless Steel * Blank For Custom Cuts* Made In USA* Sold Individually * Warranty On Air Line Boxes Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$274.99 -
57 Inch Cross Tube - 1.50 In OD, 1-1/8 In-12 Ends, Replaces A3102T3452
AUTOMANN USA
$147.9957 Inch C To C Cross Tube Replaces A3102T3452 * High Quality Cross Tube* 57.00 Inch Length* 1.50 Inch O.D.* 1-1/8 Inch-12 I.D.* Made In USA* Sold Individually* Warranty On Cross Tubes Against Defects In Workmanship & Material From Date Of Purchase***...$147.99 -
10 Inch Stainless Steel Wide View Center Mount Convex Mirror
VELVAC
$45.89Stainless Steel Center Mount 10 Inch Diameter Convex Wide View Mirror * High Quality Duraball Mirror* Made Of Stainless Steel* 10 Inch Diameter* Center Mount* Wide View Glass* Blind Spot View* 8.5 Inch Curvature Convex Plexiglas- Resists Breakage-...$45.89