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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Chrome-Plated 24 Inch Billet Aluminum Step Plate - Pair
LIFETIME NUT COVERS
$599.99Chrome 24 Inch Step Plate Without LogoEasily mount these durable step plates by Lifetime Nut Covers to your tool box or battery box step. They are constructed of chrome plated billet aluminum. Each step plate measures 24 inches long and 6 inches wide. *...$599.99 -
Universal Front Axle Air Ride Kit For 3 Inch Springs Only
LOAD-SHARE SUSPENSIONS
$1,098.99Universal Front Axle Air Ride Kit Fits 3 Inch Springs Only * High Quality Air Ride Kit* Front Axle* Fits 3 Inch Springs Only* Sold Individually* Warranty On Air Ride Kits Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$1,098.99 -
BESTfit Leaf Spring Hanger Replaces 01-42590M004 & 01-48280M004 For Peterbilt With Air Trac Suspension
BESTFIT TRUCK PARTS
$249.99BESTfit Spring Hanger Assembly * High Quality Air Trac Hanger* Driver Or Passenger Side* Front Of Rear* Use With Wear Pad Kit* Flange Thickness 7/16 Inch * Sold Individually* Warranty On Air Trac Hangers Against Defects In Workmanship & Material From...$249.99 -
Snow Plow Single Side Double Bellow Smaller Bellow Air Ride Kit
LOAD-SHARE SUSPENSIONS
$1,080.99Snow Plow Single Side Double Bellow Smaller Bellow Air Ride Kit * High Quality Air Ride Kit* Snow Plow Single Side Double Bellow Smaller Bellow* Sold Individually* Warranty On Air Ride Kits Against Defects In Workmanship & Material From Date Of...$1,080.99 -
Red Front Axle Bump Stop Replaces 02-02904 For Peterbilt 379 & 387
ENERGY SUSPENSION
$11.11Red Front Axle Bump Stop Fits Peterbilt 379 & 387 * High Quality Front Axle Bump Stock* Red* Sold Individually* Warranty On Front Axle Bump Stocks Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...$11.11 -
Black Front Axle Bump Stop Replaces 02-02904 For Peterbilt 379 & 387
ENERGY SUSPENSION
$11.11Front Axle Bump Stop Fits Peterbilt 379 & 387 * High Quality Front Axle Bump Stock* Black* Sold Individually* Warranty On Front Axle Bump Stocks Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$11.11 -
16 Inch Chrome Billet Aluminum Step Plate Pair - Chrome Base With Rubber Raised Grip Insert
LIFETIME NUT COVERS
$610.9916 Inch Chrome Billet Aluminum Step Plate By Lifetime * High Quality Step Plate* Made Of Chrome Plated Billet Aluminum* 16 Inch* Chrome Base * With Rubber Raised Grip Insert* Made In USA* Sold As Pair* Warranty On Step Plates Against Defects In...$610.99 -
24 Inch Chrome Swoop Style Billet Step Plate W/ Rubber Inserts
LIFETIME NUT COVERS
$648.9924 Inch Chrome Swoop Style Billet StepEasily mount these durable step plates by Lifetime Nut Covers to your tool box or battery box step plates. They are constructed of chrome plated billet aluminum with durable rubber inserts. Featuring a swoop design,...$648.99 -
Bottom Mounting Bracket For Double Side 2 Air Springs Per Side
LOAD-SHARE SUSPENSIONS
$128.99Bottom Mounting Bracket * High Quality Mounting Bracket* For Double Side - (2) Air Springs Per Side* Sold Individually* Warranty On Mounting Brackets Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...$128.99 -
Lady Silhouette Mudflap - Left Facing
GLOBETECH
$23.91Black Mudflap With Lady Silhouette * High Quality Mud Flap * Black* Lady Silhouette Facing Left Design* Sold Individually* Warranty On Mud Flap S Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$23.91 -
Lady Silhouette Mudflap - Right Facing
GLOBETECH
$24.95Black Mudflap With Lady Silhouette * High Quality Mud Flap* Black* Lady Silhouette Facing Right Design* Sold Individually* Warranty On Mud Flaps Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$24.95 -
Shock Bolt With Shoulder For Front Air Ride Kits
LOAD-SHARE SUSPENSIONS
$59.155/8 Inch Diameter Shock Bolt With Shoulder Includes Nuts & Washers * High Quality Steel Bolt* 5/8 Inch Diameter* Used in Air Ride Kits And Other Applications* Includes Nuts And Washers* Sold Individually***High Quality Aftermarket Replacement Part (Not...$59.15