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Peterbilt 389 Clamps, Brackets & Mounting

Hefty aftermarket clamps, brackets, and mounting parts are the key to keeping your exhaust in place. Shop Peterbilt 389 aftermarket clamps, brackets, and mounting parts at unbeatable prices. We carry top-notch parts and accessories to deliver you a quality selection. Browse our inventory at 4 State Trucks to find exactly what you need.
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  • BESTfit 7 Inch Chrome Plated Steel Exhaust Clamp For Peterbilt AeroStyle

    BESTfit 7 Inch Chrome Plated Steel Exhaust Clamp For Peterbilt AeroStyle

    BESTFIT TRUCK PARTS

    $169.99
    7 Inch Chrome Plated Steel Exhaust Clamp By BESTfit Fits Peterbilt AeroStyle* High Quality Exhaust Clamp* Made Of Chrome Plated Steel* Aero Style Slide Mount Bracket* Dimensions:  - 7 Inch Inside...
    02-08007005
    SKU:
    02-08007005
    Product Type:
    Exhaust
    Material Options:
    Steel
    Location:
    Made In USA
    Finish Options:
    Chrome-Plated
    Width Options:
    3 Inch
    Diameter Options:
    7 Inch
    Style Options:
    Aero Style
    Make:
    Kenworth
    $169.99
    Qty in Cart: 0
    Price:
    $169.99
    Subtotal:
  • BESTfit Stainless Steel Exhaust Clamp Kit For Peterbilt

    BESTfit Stainless Steel Exhaust Clamp Kit For Peterbilt

    BESTFIT TRUCK PARTS

    $381.99
    Stainless Steel Exhaust Clamp Kit By BESTfit Fits PeterbiltThe BESTfit Stainless Steel Exhaust Clamp Kit for Peterbilt provides everything needed to securely mount and support your truck's exhaust...
    01-0800500K01
    SKU:
    01-0800500K01
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    Diameter Options:
    5 Inch
    Material Options:
    Stainless Steel
    Position:
    Kit Full
    Make:
    Peterbilt
    $381.99
    Qty in Cart: 0
    Price:
    $381.99
    Subtotal:
  • BESTfit Chrome Exhaust Clamp W/ Wide Band Design & Angled Mount Bracket For Peterbilt

    BESTfit Chrome Exhaust Clamp W/ Wide Band Design & Angled Mount Bracket For Peterbilt

    BESTFIT TRUCK PARTS

    $129.99
    6 Inch Chrome Exhaust Clamp W/ Wide Band Design & Angled Mount Bracket By BESTfit Fits Peterbilt* High Quality Exhaust Clamp* Made Of Chrome Plated Steel* Wide Band Design* Angled Mount Bracket*...
    01-08006003
    SKU:
    01-08006003
    Product Type:
    Exhaust
    Location:
    Made In USA
    Width Options:
    3 Inch
    Finish Options:
    Chrome-Plated
    Type Options:
    Angled
    Diameter Options:
    6 Inch
    Style Options:
    Wide Style
    Material Options:
    Steel
    Make:
    Peterbilt
    $129.99
    Qty in Cart: 0
    Price:
    $129.99
    Subtotal:
  • BESTfit Chrome Exhaust Clamp W/ Wide Band Design For Peterbilt

    BESTfit Chrome Exhaust Clamp W/ Wide Band Design For Peterbilt

    BESTFIT TRUCK PARTS

    $129.99
    6 Inch Chrome Exhaust Clamp W/ Wide Band Design By BESTfit Fits Peterbilt* High Quality Exhaust Clamp* Made Of Chrome Plated Steel* Wide Band Design* Straight Mount Bracket* Mounting Hardware...
    01-08006002
    SKU:
    01-08006002
    Product Type:
    Exhaust
    Finish Options:
    Chrome-Plated
    Type Options:
    Straight Mount
    Diameter Options:
    6 Inch
    Style Options:
    Wide Style
    Material Options:
    Steel
    Location:
    Made In USA
    Width Options:
    3 Inch
    Make:
    Peterbilt
    $129.99
    Qty in Cart: 0
    Price:
    $129.99
    Subtotal:
  • FREE SHIPPING OVER $249
    LC 8 Inch Stainless Steel Upper Slider Exhaust Clamp For Peterbilt

    LC 8 Inch Stainless Steel Upper Slider Exhaust Clamp For Peterbilt

    LINCOLN CHROME

    $189.99
    8 Inch Stainless Steel Upper Slider Exhaust Clamp By Lincoln Chrome* High Quality Exhaust Clamp* Made Of Stainless Steel* Upper Slider* 8 Inch Diameter* Made In USA* Sold Individually* Warranty On...
    01-0800806
    SKU:
    01-0800806
    Diameter Options:
    8 Inch
    Position:
    Upper
    Product Type:
    Exhaust
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Availability:
    Ready To Ship
    $189.99
    Qty in Cart: 0
    Price:
    $189.99
    Subtotal:
  • LC Rubber Exhaust Mount Bushing Set For Peterbilt

    LC Rubber Exhaust Mount Bushing Set For Peterbilt

    LINCOLN CHROME

    $93.99
    Set Of 8 Rubber Exhaust Mount Bushings By Lincoln ChromeProtect and stabilize your Peterbilt exhaust system with this Rubber Exhaust Mount Bushing Set from Lincoln Chrome. Featuring eight durable...
    01-08070081
    SKU:
    01-08070081
    Product Type:
    Exhaust
    Material Options:
    Rubber
    Make:
    Peterbilt
    $93.99
    Qty in Cart: 0
    Price:
    $93.99
    Subtotal:
  • BESTfit Stainless Steel Straight Cab Bracket Replaces 14-14792, 1414792 For Peterbilt

    BESTfit Stainless Steel Straight Cab Bracket Replaces 14-14792, 1414792 For Peterbilt

    BESTFIT TRUCK PARTS

    $164.99
    Replacement Straight Cab Bracket By BESTfitWhen it comes to maintaining the integrity of your Peterbilt cab, choosing a reliable replacement bracket is key. This BESTfit Stainless Steel Straight Cab...
    01-080000015
    SKU:
    01-080000015
    Finish Options:
    Polished
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Style Options:
    Straight Style
    $164.99
    Qty in Cart: 0
    Price:
    $164.99
    Subtotal:
  • BESTfit 7 Inch Chrome Offset Stack Mounting Bracket For Peterbilt

    BESTfit 7 Inch Chrome Offset Stack Mounting Bracket For Peterbilt

    BESTFIT TRUCK PARTS

    $154.99
    7 Inch Offset Stack Mounting Bracket By BESTfitAdd strength and shine to your exhaust setup with this BESTfit 7 Inch Chrome Offset Stack Mounting Bracket designed for Peterbilt trucks. Built for a...
    01-080000016
    SKU:
    01-080000016
    Finish Options:
    Chrome-Plated
    Diameter Options:
    7 Inch
    Style Options:
    Offset
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Width Options:
    3 Inch
    Make:
    Peterbilt
    $154.99
    Qty in Cart: 0
    Price:
    $154.99
    Subtotal:
  • Poly Exhaust Mount Bushings - 4 Pack For Peterbilt

    Poly Exhaust Mount Bushings - 4 Pack For Peterbilt

    AUTOMANN USA

    $26.41
    0.375 ID X 1.27 OD X 1.25 Inch Exhaust Mount BushingsSecure your Peterbilt exhaust with this set of four poly exhaust mount bushings, measuring 0.375-inch inner diameter, 1.27-inch outer diameter,...
    01-080700017
    SKU:
    01-080700017
    Diameter Options:
    1 1/4 Inch
    Color:
    Blue
    Length Options:
    1 1/4 Inch
    Product Type:
    Exhaust
    Material Options:
    Plastic/Poly
    Make:
    Peterbilt
    Availability:
    Ready To Ship
    $26.41
    Qty in Cart: 0
    Price:
    $26.41
    Subtotal:
  • 6 Inch Stainless Steel Exhaust Clamp W/ Straight Bracket For Peterbilt

    6 Inch Stainless Steel Exhaust Clamp W/ Straight Bracket For Peterbilt

    TRUX ACCESSORIES

    $111.99
    6 Inch Exhaust Clamp W/ Straight BracketEnsure your Peterbilt's exhaust system stays secure with the 6 Inch Stainless Steel Exhaust Clamp featuring a straight mounting bracket. Constructed from...
    01-0800602
    SKU:
    01-0800602
    Diameter Options:
    6 Inch
    Height Options:
    3 Inch
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    $111.99
    Qty in Cart: 0
    Price:
    $111.99
    Subtotal:
  • 4 Inch Stainless Steel Flat Band Clamp - Easy Seal

    4 Inch Stainless Steel Flat Band Clamp - Easy Seal

    AUTOMANN USA

    $11.31
    4 Inch Easy Seal Flat Band ClampSecure your truck's hoses and connections with this high-quality 4 Inch Stainless Steel Flat Band Clamp - Easy Seal. Made from durable stainless steel, this 4-inch...
    09-0800123
    SKU:
    09-0800123
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Availability:
    Ready To Ship
    $11.31
    Qty in Cart: 0
    Price:
    $11.31
    Subtotal:
  • 7 Inch Chrome Narrow Style Cab Exhaust Clamp For Peterbilt

    7 Inch Chrome Narrow Style Cab Exhaust Clamp For Peterbilt

    UNITED PACIFIC

    $24.55
    Peterbilt Cab Mounting BracketUpgrade your Peterbilt cab exhaust system with this 7 Inch Chrome Narrow Style Cab Exhaust Clamp, engineered for durability and a precise fit. The chrome-plated surface...
    01-080015
    SKU:
    01-080015
    Material Options:
    Steel
    Product Type:
    Exhaust
    Length Options:
    7 Inch
    Finish Options:
    Chrome-Plated
    Make:
    Peterbilt
    $24.55
    Qty in Cart: 0
    Price:
    $24.55
    Subtotal:
  • BESTfit Upper Mount Exhaust Bushing Kit 11811, GAFF11811 For Peterbilt

    BESTfit Upper Mount Exhaust Bushing Kit 11811, GAFF11811 For Peterbilt

    BESTFIT TRUCK PARTS

    $45.69
    Upper Mount Exhaust Bushing Kit With Pivot BushingThe BESTfit Upper Mount Exhaust Bushing Kit is a high-quality replacement kit designed to secure and stabilize your Peterbilt exhaust system. This...
    01-080700013
    SKU:
    01-080700013
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    Position:
    Kit Full
    Make:
    Peterbilt
    $45.69
    Qty in Cart: 0
    Price:
    $45.69
    Subtotal:
  • BESTfit 5 Inch Stainless Steel Angled Exhaust Clamp For Peterbilt

    BESTfit 5 Inch Stainless Steel Angled Exhaust Clamp For Peterbilt

    BESTFIT TRUCK PARTS

    $136.99
    5 Inch Stainless Peterbilt Exhaust Clamp - Angled DesignNeed a strong exhaust clamp for your Pete? This 5-inch stainless clamp is built tough for Peterbilt stacks. The angled design matches your...
    01-08000020
    SKU:
    01-08000020
    Product Type:
    Exhaust
    Style Options:
    Angled
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Diameter Options:
    5 Inch
    $136.99
    Qty in Cart: 0
    Price:
    $136.99
    Subtotal:
  • BESTfit Exhaust Mount Bushing Kit Replaces 11811, GAFF11811 For Peterbilt

    BESTfit Exhaust Mount Bushing Kit Replaces 11811, GAFF11811 For Peterbilt

    BESTFIT TRUCK PARTS

    $52.99
    Replacement Peterbilt Exhaust Mount Bushing Kit By BESTfitSay goodbye to rattles and vibrations with the BESTfit Exhaust Mount Bushing Kit for Peterbilt. Replacing 11811 and GAFF11811, this kit...
    01-080700014
    SKU:
    01-080700014
    Product Type:
    Exhaust
    Make:
    Peterbilt
    Availability:
    Ready To Ship
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • FREE SHIPPING
    BESTfit Aluminum Upper Fuel Tank Mounting Bracket Replaces 11-04855M000, 1104855M000 For Peterbilt W/ 26 Inch Diameter Tanks

    BESTfit Aluminum Upper Fuel Tank Mounting Bracket Replaces 11-04855M000, 1104855M000 For Peterbilt W/ 26 Inch Diameter Tanks

    BESTFIT TRUCK PARTS

    $335.99
    Aluminum Upper Fuel Tank Mounting Bracket For 26 Inch Diameter Fuel Tanks By BESTfitUpgrade your Peterbilt with this aluminum upper fuel tank mounting bracket, designed for 26-inch diameter fuel...
    01-0601011
    SKU:
    01-0601011
    Truck Class:
    Heavy Duty
    Product Type:
    Fuel Tanks
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Availability:
    Ready To Ship
    Position:
    Upper
    Diameter Options:
    26 Inch
    $335.99
    Qty in Cart: 0
    Price:
    $335.99
    Subtotal:
  • TPHD 4.810 Inch V-Band Exhaust Clamp Replaces 21021852, Vt10481T

    TPHD 4.810 Inch V-Band Exhaust Clamp Replaces 21021852, Vt10481T

    TURNPIKE TRUCK TRIM

    $25.60
    V-Band Exhaust Clamp 4.810 Inch* High Quality V-Band Clamp* Stainless Steel* 4.81 Inch Diameter* Designed To Be Direct Replacement For Erg And Exhaust System Flange Connections* Can Be Assembled And...
    29-08060030
    SKU:
    29-08060030
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Make:
    Mack
    Make:
    Volvo
    Length Options:
    4 5/8 Inch
    Material Options:
    Stainless Steel
    $25.60
    Qty in Cart: 0
    Price:
    $25.60
    Subtotal:
  • TPHD 4.69 Inch V-Band Exhaust Clamp Replaces 03730204119, 050372, 3896337

    TPHD 4.69 Inch V-Band Exhaust Clamp Replaces 03730204119, 050372, 3896337

    TURNPIKE TRUCK TRIM

    $22.26
    Replacement Clamp For EGR And Exhaust System Flange Connections* High Quality V-Band Clamp* Stainless Steel* 4.69 Inch Nominal Diameter* Designed To Be Direct Replacement For Erg And Exhaust System...
    29-08060029
    SKU:
    29-08060029
    Diameter Options:
    4 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    $22.26
    Qty in Cart: 0
    Price:
    $22.26
    Subtotal:
  • TPHD 4 Inch ID / OD Exhaust Down Pipe Kit Replaces 21478681

    TPHD 4 Inch ID / OD Exhaust Down Pipe Kit Replaces 21478681

    AFTERMARKET

    $560.99
    Exhaust Down Pipe Kit* High Quality Exhaust Down Pipe* Includes:  - (2) Exhaust Gaskets   - (2) V Band Clamps* 13.031 To 13.345 Inch Length* 4 Inch Inlet/Outlet* Sold Individually* Warranty On...
    29-08040010
    SKU:
    29-08040010
    Product Type:
    Exhaust
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Make:
    Volvo
    Length Options:
    13 1/2 Inch
    $560.99
    Qty in Cart: 0
    Price:
    $560.99
    Subtotal:
  • TPHD 4.75 Inch V-Band Clamp Cat 3126T

    TPHD 4.75 Inch V-Band Clamp Cat 3126T

    TURNPIKE TRUCK TRIM

    $19.06
    V-Band Clamp Cat* High Quality V-Band Clamp* Stainless Steel * 4.75 Inch Nominal Diameter* Sold Individually* Warranty On V-Band Clamps Against Defects In Workmanship & Material From Date Of...
    29-08060011
    SKU:
    29-08060011
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Make:
    Universal Items
    Diameter Options:
    4 3/4 Inch
    Material Options:
    Stainless Steel
    $19.06
    Qty in Cart: 0
    Price:
    $19.06
    Subtotal:
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Peterbilt 389 Exhaust Clamps & Brackets

Find durable clamps, brackets, and mounting hardware to secure and stabilize Peterbilt 389 exhaust components. This product line includes stainless steel and chrome clamps, cab brackets, heat shields, and specialty mounts for stack kits and hangers. Built for heavy-duty use, these components enhance appearance, replace worn brackets to help secure your Peterbilt 389 chrome stack tops. Perfect for customizing or outfitting your truck with confidence.

Frequently Asked Questions About Peterbilt 389 Clamps, Brackets & Mounting

What kinds of parts fall under this category?

This category covers the hardware used to secure and mount various components on your Peterbilt 389, including brackets, clamps, mounting plates, and related hardware for items like exhaust systems, air cleaners, fuel tanks, mirrors, lights, and other cab or chassis-mounted accessories. If you are replacing a broken bracket or upgrading to a heavier-duty mount, this is where you will find those parts.

Will these clamps and brackets fit my specific Peterbilt 389?

Most parts listed are designed specifically for the Peterbilt 389, but fitment can vary depending on the model year, cab configuration, and the specific component being mounted, such as exhaust diameter or tank size. Always check the listed specifications and compare them to your truck's existing hardware or measurements before ordering to make sure you get the correct fit.

What materials are these brackets and clamps made from?

You will typically find these parts made from steel, stainless steel, or aluminum, depending on the application. Stainless steel and aluminum options resist corrosion and hold up well in road conditions, while steel parts are often chosen for strength in heavier-duty mounting applications. Check each product listing for the specific material used.

Are these brackets a direct replacement for factory Peterbilt parts, or aftermarket upgrades?

Both are available in this category. Some brackets and clamps are built to match OEM specifications for a straightforward replacement, while others are aftermarket designs meant to improve durability or offer styling options like polished or chrome finishes. Product descriptions will indicate whether an item is intended as a direct OEM-style replacement or an aftermarket alternative.

Do these parts come with the hardware needed for installation, and can I install them myself?

Many clamps and brackets include the necessary mounting hardware such as bolts, nuts, or U-bolts, but this varies by product, so it is worth checking the listing details before ordering. Installation typically involves basic tools and mechanical knowledge, similar to other bracket or clamp replacements, but if you are unsure about proper torque specs or alignment for your specific application, having a qualified technician handle the install is a good way to ensure everything is secured correctly.


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