Peterbilt 386 Exhaust Parts
At 4 State Trucks, you'll find all the components required to install a new exhaust or repair your existing one on your Peterbilt 386. We offer an extensive range of aftermarket, custom, and chrome parts including clamps, brackets, and mounting equipment, all at fantastic prices. Shop with us and get everything you need at great value!
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BESTfit 7 Inch Chrome-Plated SS Wide Straight Clamp Replaces 50BJ-PB700SCP For Peterbilt 377, 378, 379, 386, 388, and 389
BESTFIT TRUCK PARTS
$101.99BESTfit Chrome Stainless Steel Wide Straight ClampEnhance your exhaust system with our top-of-the-line chrome-plated stainless steel exhaust clamp. Measuring 7 inches in diameter, this clamp is designed for either the driver or passenger side of your...$101.99 -
BESTfit 7 Inch Chrome-Plated SS Wide Angled Clamp Replaces 50BJ-APB700SCP For Peterbilt 377, 378, 379, 386, 388 & 389
BESTFIT TRUCK PARTS
$99.99BESTfit Chrome Stainless Steel Wide Angled ClampUpgrade your exhaust system with our premium chrome-plated stainless steel exhaust clamp. Measuring 7 inches in diameter, this versatile clamp is suitable for use on both the driver or passenger side of...$99.99 -
BESTfit 8 X 30 Inch OAL Exhaust Muffler With 5 Inch I.D. Inlet & Outlet
BESTFIT TRUCK PARTS
$145.99BESTfit Muffler 8 Inch Diameter * High Quality Muffler* Aluminized* Dimensions- 8 Inch Diameter- 5 Inch I.D. Inlet/Outlet- 24 Inch Length Body- 30 Inch Length Overall* Sold Individually* Warranty On Mufflers Against Defects In Workmanship & Material From...$145.99 -
BESTfit DPF Filter Clamp - Replaces 2871862
TPHD
$56.09BESTfit DPF Filter ClampLooking for a filter clamp for your DPF filters 29-0809011? Our aftermarket replacement part, sold individually, is the perfect fit. Replacing OEM number 2871862, it ensures a secure hold for your filters, keeping your vehicle...$56.09 -
BESTfit DPF Filter Clamp - Replaces 2871863 & 21445455
BESTFIT TRUCK PARTS
$64.25BESTfit Filter Clamp For DPFIn need of a filter clamp? Our aftermarket replacement part, sold individually, is here for you. It seamlessly replaces OE numbers 2871863 and 21445455, ensuring your vehicle's filter is securely held in place. * Filter Clamp*...$64.25 -
BESTfit DPF Gasket Replaces 2866337 For Cummins
AUTOMANN USA
$17.84BESTfit DPF Gasket Fits CumminsLooking for a replacement gasket that won't break the bank? Our aftermarket gasket is designed to replace OEM number 2866337 and is sold individually. Rest assured, you're getting a quality replacement part without the OEM...$17.84 -
BESTfit 8 To 5 X 96 Inch Curve Turn Stack
BESTFIT TRUCK PARTS
$775.99BESTfit 8-5 X 96 Inch Turnout StackUpgrade your vehicle's exhaust system with our chrome-plated steel Exhaust Stack! Featuring a classic turnout style, this aftermarket replacement part boasts an 8 to 5-inch inner diameter for optimal performance. With a...$775.99 -
On Sale
BESTfit 2.5 X 14.75 Inch Flex Connector W/ Flange Replaces M666559 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
Now: $103.59Was: $147.99SS 12 3/4 Inch DPF Flex ConnectorPresenting our Connector, meticulously crafted in the USA to meet your vehicle's needs. With a 2.5-inch flange by 2.5-inch flange, compressed to 12.750 inches, this aftermarket replacement part ensures a precise fit in...Now: $103.59Was: $147.99 -
BESTfit 5 Inch X 14.5 Inch Bead Flex Connector W/ Flange Replaces M6665420335 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$272.99BESTfit Stainless Steel 14.5 Inch Long DPF Flex Connector PipeIntroducing our Flex Connector, crafted in the USA with precision and care. This aftermarket replacement part boasts a 5-inch flange by 5-inch flange, compressed to 14.500 inches, ensuring a...$272.99 -
BESTfit 5 X 11.375 Inch Bead Flex Connector W/ Flange Replaces M6665420320 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$215.99SS DPF Bead Flex Connector PipeOur Flex Connector, proudly made in the USA, features a 5-inch flange by 5-inch flange, compressed to 11.375 inches. Sold individually as an aftermarket replacement part, it ensures a secure fit in your exhaust system,...$215.99 -
On Sale
BESTfit 4 X 14.25 Inch Flex Connector Replaces M66-65410-405 & M66-7091-0405 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
Now: $136.50Was: $272.99BESTfit Stainless Steel 14.25 Inch Long DPF Flex Connector W/ 4 Inch FlangeOur Exhaust Connector is engineered in the USA to meet your needs. With dimensions of 4 inches flange by 4 inches flange, compressed to 14.250 inches, it ensures a secure fit in...Now: $136.50Was: $272.99 -
BESTfit 4 X 12.25 Inch Flex Connector W/ Flange Replaces M6665410335 & M6670910335 For Kenworth & Peterbilt
BESTFIT TRUCK PARTS
$256.99BESTfit Stainless Steel 12.25 Inch Long DPF Flex Connector W/ 4 Inch FlangeCrafted in the USA, our Stainless Steel Flex Connector offers durability and reliability for your needs. With dimensions of 4 inches flange by 4 inches flange, compressed to 12...$256.99