
Western Star Trucks
Looking for Western Star truck parts? At 4 State Trucks, you'll find everything from durable replacements to custom accessories for your rig. Explore and find the perfect parts for your Western Star truck today!
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6 Inch Stainless Steel Wide Band Exhaust Clamp W/ 2 Bolt Mount
UNITED PACIFIC
$52.956 Inch 2 Bolt Mounting ClampSecure your equipment with our aftermarket mounting clamp, engineered for durability and versatility. Crafted from 304 stainless steel, this clamp ensures reliable performance even in harsh conditions. The wide style design...$52.95 -
Chrome Gear Shift Knob For Eaton Fuller 9 & 10 Speeds
UNITED PACIFIC
$45.49Manual Transmission Chrome Aluminum Shift Knob W/O CoverElevate your driving experience with this chrome-plated aluminum Shift Knob designed specifically for Eaton Fuller 9 & 10 Speed Models equipped with a sloped style knob. This knob, sold...$45.49 -
17 3/16 Inch Amber/Amber 11 LED Stop/Tail/Turn Light Bar W/ Chrome Bezel
UNITED PACIFIC
$21.49Amber Brake, Tail & Turn Signal 17 3/16 Inch Light Bar W/ Chrome BezelIlluminate your vehicle with our Amber LED Light Bar. Crafted from durable polycarbonate, this light bar is 17 inches in length and 1 1/2 inches wide, providing ample illumination. It...$21.49 -
Spring Loaded Rear Light Bar W/ 6 - 4 Inch Round Light Hole Holes & 3.75 Inch Bolt Pattern - Pair
UNITED PACIFIC
$384.99Spring Loaded Light Bars W/ 6 - 4 Inch Round Light HolesIlluminate your vehicle's rear with our durable and versatile rear light bar, made from 304 stainless steel. Each bar is spring-loaded and includes screws for easy installation. Featuring a total of...$384.99 -
Chrome Bumper Guide Top W/ Amber Dome Lens
UNITED PACIFIC
$7.23Chrome Plastic Bumper Guide Top W/ Amber Dome Lens For Bores Bumper GuidesUpgrade your vehicle's look with our chrome-plated plastic base bumper guide tops, designed to fit all bores guides seamlessly. Each pair includes amber lenses, enhancing...$7.23 -
BESTfit Oil Pan, Replaces 3924017, 5273842 For Cummins ISL Engines
BESTFIT TRUCK PARTS
$424.99BESTfit Oil PanOur black oil pan, capable of holding 16-20 quarts of oil, is available as an aftermarket replacement part, sold individually. * Oil Pan* Black* Oil Capacity 16-20 Quarts* Sold IndividuallyAftermarket Replacement Part (Not OEM)$424.99 -
BESTfit Steel Oil Pan Replaces 3944258, 3974294 & 3948611 For Cummins ISL Engines
BESTFIT TRUCK PARTS
$189.99BESTfit Steel Oil Pan Fits Cummins ISL EnginesUpgrade your Cummins ISL engine with our Steel Oil Pan. Crafted to exact specifications, this aftermarket replacement part ensures reliable performance and durability. Engineered for a precise fit, it...$189.99 -
BESTfit 4 Inch OD Inlet X 12 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$128.99BESTfit 4 Inch OD Inlet X 12 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, perfect for adding style to your vehicle. It features a diameter of 4 inches and a length of 12 inches, making it ideal for various...$128.99 -
BESTfit Chrome-Plated Steel 60 Inch Short 30 Exhaust Stack - 5 Inch O.D.
BESTFIT TRUCK PARTS
$276.99BESTfit 5 X 60 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, meticulously crafted from quality chrome-plated steel to elevate your vehicle's exhaust system. With a diameter of 5 inches and a length of 60 inches, this stack...$276.99 -
BESTfit 5 X 60 Inch Chrome-Plated Steel Bull Hauler Top Stack
BESTFIT TRUCK PARTS
$274.99Chrome-Plated Steel Bull Hauler Exhaust StackIntroducing the Bullhorn Stack, made of chrome-plated steel for durability and a stylish finish. With a diameter of 5 inches and a length of 60 inches, this stack is designed to enhance your vehicle's exhaust...$274.99 -
BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel Tube
BESTFIT TRUCK PARTS
$85.16BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel TubeIntroducing our Straight Exhaust Tubing, meticulously crafted with Aluminized 12 Gauge Steel, ensuring durability and longevity. With a 4-inch diameter and 48-inch length, it offers...$85.16 -
BESTfit 4 Inch O.D. Inlet X 36 Inch Chrome-Plated Steel Miter Cut Top Stack
BESTFIT TRUCK PARTS
$147.99Chrome-Plated Steel Miter Cut Exhaust StackEnhance your exhaust system with our premium Miter made of Chrome-Plated Steel. With dimensions of 4 inches in diameter and 36 inches in length, it features an angle-cut top for added style and performance. Sold...$147.99