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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Quilted 28 Inch Round Tank End Covers W/ 9 Inch Skirt - Lime Green
ROBERT JAMES ENTERPRISES
$199.99Lime Green 22 Inch Quilted Vinyl Tank End Covers * High Quality Fuel Tank End Cover* Quilted * 22 Inch * Lime Green * 9 Inch Skirt* Sold Individually* Warranty On Fuel Tank End Cover Against Defects In Workmanship & Material From Date Of Purchase*** High...$199.99 -
Fuel Sender For 23 Inch Diameter Round Tanks
ISSPRO
$80.5723 Inch Round Fuel Tank Fuel Sender Fits Peterbilt * High Quality Fuel Sender* 23 Inch Diameter* Works With Tanks Diameter Larger Than 29 Inch* Sold Individually* Warranty On Fuel Senders Against Defects In Workmanship & Material From Date Of Purchase***...$80.57 -
Black Neoprene Rubber Fuel Tank Bib
AFTERMARKET
$18.25Fuel Tank Protector Fits Most Tanks * Made Of High Quality Black 3/16 Inch Neoprene Rubber* Protect Your Tanks, Save Your Shine.* Designed To Keep Your Fuel Cap From Rubbing or Vibrating Against The Tank While Filling, Causing Scratches And Abrasions.*...$18.25 -
23 X 9 Inch Quilted Light Gray Vinyl Fuel Tank End Cover
ROBERT JAMES ENTERPRISES
$199.99Quilted Light Gray Vinyl 23 Inch Diameter Tank Covers W/ 9 Inch Sleeves - Fits Freightliner & Peterbilt ApplicationsProtect the ends of your Peterbilt or Freightliner fuel tank from road debris, stones, snow, and dirt with this pair of high performance...$199.99 -
22 X 9 Inch Quilted Marine Vinyl Fuel Tank Cover
ROBERT JAMES ENTERPRISES
$199.99Marine Quilted Tank Cover Fits Kenworth & Western StarProtect the ends of your Kenworth or Western Star fuel tank from road debris, stones, snow, and dirt with this pair of high performance marine colored covers by Robert James Enterprises. Made of...$199.99 -
22 X 9 Inch Quilted Brown Vinyl Fuel Tank Cover
ROBERT JAMES ENTERPRISES
$199.99Brown Quilted Tank Cover Fits Kenworth & Western StarProtect the ends of your Kenworth or Western Star fuel tank from road debris, stones, snow, and dirt with this pair of high performance brown covers by Robert James Enterprises. Made of...$199.99 -
1.25 Inch Aluminum Curved Flange
AFTERMARKET
$12.49Weld On Flange - Curved * Manufactured From High Quality Aluminum* 1.25 Inch NPT* Designed To Mount On A Curved Surface* Sold Individually* Warranty On Aluminum Flanges Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$12.49 -
1.5 Inch Aluminum Curved Flange
AFTERMARKET
$17.64Flange Curved * High Quality Flange* Made Of Aluminum* Curved* 1.5 Inch Female NPT* Sold Individually* Warranty On Flanges Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This...$17.64 -
Tube Style Fuel Sender 240 To 33 Ohm For 16 Inch Tall Square, Rectangular, D-Shaped Tanks
ISSPRO
$72.41240 To 33 Ohm Tube Style Fuel Sender Fits 16 Inch Tall Square, Rectangular & D-Shaped Tanks * High Quality Fuel Sender* 15 Inch * 240-33 OHMS* With Standard Cap * For 16 Inch Tall Square, Rectangular Or D-Shaped Tanks* Sold Individually * Warranty On...$72.41 -
Adjustable 5 To 27 Inch, 240 To 33 Ohm Fuel Sender
ISSPRO
$62.99Fuel Gauge Universal SenderFind aftermarket universal Isspro fuel senders for your big rig at 4 State Trucks. This fuel sender is adjustable to fit 5 inch up to 27 inch tank depth and comes with a warranty against defects in materials and workmanship...$62.99 -
High Flow Return Flow Splitter For Peterbilt, Freightliner, International, Mack, Volvo & Ford
VELVAC
$50.99High Flow Return Flow Splitters * High Quality Return Flow Splitters* High Flow* Designed For Dual Draw/Dual Return Diesel Fuel Systems* Distribute Fuel Equally To Both Left And Right Tanks Eliminating The Need For Crossover Line* Durable Zinc Die Cast...$50.99 -
Standard Flow Return Flow Splitter For Peterbilt, Kenworth, Ford, Sterling & Freightliner
VELVAC
$46.91Return Flow Splitter * High Quality Return Flow Splitters* Standard Flow* Designed For Dual Draw/Dual Return Diesel Fuel Systems* Distribute Fuel Equally To Both Left And Right Tanks Eliminating The Need For Crossover Line* Durable Zinc Diecast Bodies*...$46.91