
Peterbilt 386 Parts
Find the best Peterbilt 386 aftermarket and custom parts in the business here at 4 State. The Peterbilt 386 semi truck has all the same great features and construction expected from the Peterbilt brand, with one notable addition: the 386 has an innovative design that was developed to help reduce the ongoing operational costs for truck owners. Pete 386's aerodynamic shape and other careful considerations during manufacturing created a high value big rig that offers an unparalleled combination of fuel efficiency, performance, and style. If you want your truck to be a one-of-a-kind custom truck, 4 State Trucks has custom parts and accessories to help. Hit the highway in style with our selection of aftermarket bumpers, exhaust, wheels, and more for your Peterbilt 18 wheeler.
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BESTfit 4 Inch 16G Aluminized Steel Inlet Elbow
BESTFIT TRUCK PARTS
$80.99BESTfit 4 Inch 16G Aluminized Steel Inlet ElbowShield your exhaust system effectively with our Inlet Elbow, crafted from durable 16 gauge Aluminized Steel. With dimensions of 4 inches in diameter, 31.5 inches in overall length, and featuring a 4.5-inch...$80.99 -
BESTfit Triple Convoluted Air Bag - Replaces SP3B22R, 578-93-3-100, FT-330-29, 64285, 8018, 8039, 3B12303, 93AR
BESTFIT TRUCK PARTS
$381.99BESTfit Triple Convoluted Air BagPresenting our Air Spring Triple Convoluted, engineered with precision for superior performance. Crafted to perfection, this triple convoluted air spring boasts a load capacity of 5400 lbs at 80 PSI and 6800 lbs at 100...$381.99 -
BESTfit 10 X 49.5 Inch Type 1 Muffler W/ Lifting Ring W/ 5 Inch Inlet/Outlet Replaces M66-6188, M101451 For PACCAR
BESTFIT TRUCK PARTS
$699.99BESTfit Aluminized Steel Type 1 Muffler Fits Keworth & PeterbiltEnhance your vehicle's performance with our Aluminized Steel Muffler, proudly made in the USA. Featuring a sturdy construction, it measures 10 inches in diameter and 49.5 inches in length,...$699.99 -
BESTfit Reyco Torque Arm Bolt Assembly Kit For Peterbilt With Air Trac Spring Hangers
BESTFIT TRUCK PARTS
$48.95BESTfit Torque Arm Bolt Kit Fits Peterbilt Air Trac Suspension * High Quality Torque Arm Bolt Assembly Kit* For Peterbilt Air Track Spring Hangers* 4.375 Inch Center To Center Bolt Holes* Includes: 1 Torque Arm Bolt, 2 Compression Washers, 2 Torque Rod...$48.95 -
BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 96 Inch Length With Outside Diameter Inlet-Plain
BESTFIT TRUCK PARTS
$578.99BESTfit 5 Inch Chrome 96 Inch Curve Turn Out Exhaust Stack With Plain Inlet - O.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or...$578.99 -
BESTfit 4 Inch ID Inlet X 24 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$151.99BESTfit 4 Inch ID Inlet X 24 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, crafted to enhance your vehicle's exhaust system. This stack boasts a 4-inch diameter and a length of 24 inches, providing both durability...$151.99 -
BESTfit 4 Inch OD Inlet X 18 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$126.99BESTfit 4 Inch OD Inlet X 18 Inch Chrome-Plated Steel Curved Top StackUpgrade your vehicle's exhaust system with our premium Chrome-Plated Steel Stack, boasting a sleek design and durable construction. With dimensions of 4 inches in diameter and 18...$126.99 -
BESTfit 4 Inch ID Inlet X 18 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$130.99BESTfit 4 Inch ID Inlet X 18 Inch Chrome-Plated Steel Curved Top StackPresenting our Chrome-Plated Steel Stack, designed to enhance the look of your vehicle. With dimensions of 4 inches in diameter and 18 inches in length, this stack is suitable for a...$130.99 -
BESTfit 4 Inch ID Inlet X 12 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$111.99BESTfit 4 Inch ID 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...$111.99 -
BESTfit 3.5 Inch ID Inlet X 48 Inch Chrome-Plated Steel Curved Top Stack
BESTFIT TRUCK PARTS
$220.99BESTfit 3.5 Inch ID Inlet X 48 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, designed for durability and style. With a diameter of 3.5 inches and a length of 48 inches, it features a curved top for added aesthetic...$220.99 -
BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 84 Inch Length With Outside Diameter Inlet-Plain
BESTFIT TRUCK PARTS
$464.99BESTfit 5 Inch Chrome 84 Inch Curve Turn Out Exhaust Stack With Plain Inlet - O.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or...$464.99 -
BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 60 Inch Length With Inside Diameter Inlet-Expanded
BESTFIT TRUCK PARTS
$297.99BESTfit 5 Inch Chrome 60 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 60 Inch...$297.99