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Mack RD Truck Universal Elbows, Piping & Comp.

Streamline your exhaust system with Mack RD Model universal elbows, piping, and components. We carry custom, chrome, and aftermarket flex pipes, elbows, couplers, expanders, reducers, y-pipes, and more. Find any and all universal exhaust parts for your Mack RD Model at 4 State Trucks.
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  • Price
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  • BESTfit Chrome Exhaust Adapter Reducer 4 OD X 3-1/2 ID X 8 Inch

    BESTfit Chrome Exhaust Adapter Reducer 4 OD X 3-1/2 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $81.59
    BESTfit 4 To 3.5 Inch O.D.-I.D. X 8 Inch Chrome-Plated Steel Reducer* High Quality Connector O.D.-I.D.* Chrome-Plated Steel* Dimensions  - 8 Inch Length   - 3.5 Inch Diameter O.D.  - 4 Inch Diameter...
    09-080000055
    SKU:
    09-080000055
    Diameter Options:
    3 1/2 Inch
    Truck Class:
    Universal
    Length Options:
    8 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $81.59
    Qty in Cart: 0
    Price:
    $81.59
    Subtotal:
  • BESTfit 6 Inch I.D.-O.D. X 6 Inch Chrome-Plated Steel Connector

    BESTfit 6 Inch I.D.-O.D. X 6 Inch Chrome-Plated Steel Connector

    BESTFIT TRUCK PARTS

    $80.57
    BESTfit 6 Inch I.D.-O.D. X 6 Inch Chrome-Plated Steel Connector* High Quality Connector I.D.-O.D.* Chrome-Plated Steel* Dimensions  - 6 Inch Length  - 6 Inch Diameter I.D.  - 6 Inch Diameter O.D.*...
    09-080000053
    SKU:
    09-080000053
    Truck Class:
    Universal
    Diameter Options:
    6 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $80.57
    Qty in Cart: 0
    Price:
    $80.57
    Subtotal:
  • BESTfit 3 Inch I.D.-O.D. X 6 Inch Aluminized Steel Connector

    BESTfit 3 Inch I.D.-O.D. X 6 Inch Aluminized Steel Connector

    BESTFIT TRUCK PARTS

    $21.99
    BESTfit 3 Inch I.D.-O.D. X 6 Inch Aluminized Steel Connector* High Quality Connector* Aluminized Steel* Dimensions  - 6 Inch Length  - 3 Inch Diameter I.D.  - 3 Inch Diameter O.D.* Made in The USA*...
    09-080000052
    SKU:
    09-080000052
    Diameter Options:
    3 Inch
    Truck Class:
    Universal
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $21.99
    Qty in Cart: 0
    Price:
    $21.99
    Subtotal:
  • BESTfit Chrome Exhaust Coupler 3-1/2 ID / ID X 8 Inch

    BESTfit Chrome Exhaust Coupler 3-1/2 ID / ID X 8 Inch

    BESTFIT TRUCK PARTS

    $59.99
    BESTfit 3.5 Inch I.D.-I.D. X 8 Inch Chrome-Plated Steel Coupler* High Quality Coupler I.D.-I.D.* Chrome-Plated Steel* Dimensions  - 8 Inch Length  - 3.5 Inch Diameter* Made in The USA* Sold...
    09-080000051
    SKU:
    09-080000051
    Diameter Options:
    3 1/2 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • BESTfit 3.5 OD X 12 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTfit 3.5 OD X 12 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTFIT TRUCK PARTS

    $213.99
    BESTfit 3.5 Inch O.D.-O.D. X 12 Inch Chrome-Plated Steel 90 Degree Elbow* High Quality Elbow O.D.- O.D.* Chrome-Plated Steel* Dimensions  - 12 Inch Length  - 3.5 Inch Diameter  - 5 Inch Centerline to...
    09-080000049
    SKU:
    09-080000049
    Truck Class:
    Universal
    Diameter Options:
    3 1/2 Inch
    Style Options:
    Elbow
    Material Options:
    Steel
    Degree Options:
    90
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    12 Inch
    Product Type:
    Exhaust
    $213.99
    Qty in Cart: 0
    Price:
    $213.99
    Subtotal:
  • BESTfit 3 OD X 14 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTfit 3 OD X 14 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTFIT TRUCK PARTS

    $141.99
    BESTfit 3 Inch O.D.-O.D. X 14 Inch Chrome-Plated Steel 90 Degree Elbow* High Quality Elbow O.D.- O.D.* Chrome-Plated Steel* Dimensions  - 14 Inch Length  - 3 Inch Diameter  - 4 Inch Centerline to...
    09-080000048
    SKU:
    09-080000048
    Diameter Options:
    3 Inch
    Truck Class:
    Universal
    Style Options:
    Elbow
    Material Options:
    Steel
    Degree Options:
    90
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    14 Inch
    Product Type:
    Exhaust
    $141.99
    Qty in Cart: 0
    Price:
    $141.99
    Subtotal:
  • BESTfit 3.5 ID/OD X 12 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTfit 3.5 ID/OD X 12 Inch Chrome-Plated Steel 90 Degree Elbow

    BESTFIT TRUCK PARTS

    $238.99
    BESTfit 3.5 Inch I.D.-O.D. X 12 Inch Chrome-Plated Steel 90 Degree Elbow* High Quality Elbow I.D.- O.D.* Chrome-Plated Steel* Dimensions  - 12 Inch Length  - 3.5 Inch Diameter  - 5 Inch Centerline to...
    09-080000045
    SKU:
    09-080000045
    Truck Class:
    Universal
    Diameter Options:
    3 1/2 Inch
    Style Options:
    Elbow
    Material Options:
    Steel
    Degree Options:
    90
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $238.99
    Qty in Cart: 0
    Price:
    $238.99
    Subtotal:
  • BESTfit 3.5 OD X 8 Inch Aluminized Steel 60 Degree Elbow

    BESTfit 3.5 OD X 8 Inch Aluminized Steel 60 Degree Elbow

    BESTFIT TRUCK PARTS

    $46.34
    BESTfit 3.5 Inch O.D.-O.D. X 8 Inch Aluminized Steel 60 Degree Elbow* High Quality Elbow O.D.- O.D.* Chrome-Plated Steel* Dimensions  - 8 Inch Length  - 3.5 Inch Diameter  - 5 Inch Centerline to...
    09-080000040
    SKU:
    09-080000040
    Truck Class:
    Universal
    Diameter Options:
    3 1/2 Inch
    Style Options:
    Elbow
    Material Options:
    Aluminized Steel
    Degree Options:
    60
    Make:
    Universal Items
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    $46.34
    Qty in Cart: 0
    Price:
    $46.34
    Subtotal:
  • BESTfit 3 ID/OD X 8 Inch Aluminized Steel 60 Degree Elbow

    BESTfit 3 ID/OD X 8 Inch Aluminized Steel 60 Degree Elbow

    BESTFIT TRUCK PARTS

    $86.99
    BESTfit 3 Inch I.D.-O.D. X 8 Inch Aluminized Steel 60 Degree Elbow* High Quality Elbow I.D.- O.D.* Aluminized Steel* Dimensions  - 8 Inch Length  - 3 Inch Diameter  - 3.5 Inch Centerline to Radius  ...
    09-080000038
    SKU:
    09-080000038
    Truck Class:
    Universal
    Diameter Options:
    3 Inch
    Style Options:
    Elbow
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Degree Options:
    60
    Product Type:
    Exhaust
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • BESTfit 7 Inch Diameter X 11.5 Inch Aluminized Steel 90 Degree Tangent Cut Elbow

    BESTfit 7 Inch Diameter X 11.5 Inch Aluminized Steel 90 Degree Tangent Cut Elbow

    BESTFIT TRUCK PARTS

    $317.99
    BESTfit 7 Inch Diameter X 11.5 Inch Aluminized Steel 90 Degree Tangent Cut Elbow* High Quality Elbow* Aluminized Steel* Dimensions  - 11.5 Inch Length Each Leg  - 7 Inch OD/OD  - 8 Inch Centerline to...
    09-080000035
    SKU:
    09-080000035
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Style Options:
    Elbow
    Material Options:
    Aluminized Steel
    Degree Options:
    90
    Make:
    Universal Items
    Length Options:
    11 Inch
    Product Type:
    Exhaust
    $317.99
    Qty in Cart: 0
    Price:
    $317.99
    Subtotal:
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Find universally compatible exhaust pipes and elbows for the Mack RD truck model. Our product lineup includes a wide variety of exhaust system components and accessories designed to enhance your rig. Our catalogue of parts features aluminized and stainless steel elbows, pipes, adapters, and connectors that allow for customization and replacement of exhaust systems on Mack RD semi trucks. Some of the key benefits include: - Aluminized and stainless steel construction for long-lasting durability and corrosion resistance - Universal fitment options to accommodate different exhaust configurations and engine types on Mack RD models - Seamless integration with existing exhaust systems for easy installation - Variety of sizes, angles, and connection types to meet diverse exhaust needs - Improved airflow and emissions compliance for enhanced truck performance Whether you're looking to replace worn exhaust components or upgrade the look and function of your Mack RD's exhaust system, this product lineup provides high-quality parts and accessories to get the job done right. Truck owners and mechanics servicing Mack RD models will find this product lineup essential for maintaining and enhancing their vehicles.

Frequently Asked Questions About Mack RD Truck Universal Elbows, Piping & Comp.

What are these elbows and piping components used for?

This category covers universal exhaust and intake system components, including elbows, pipe sections, and related fittings used to route exhaust gases or air through the truck's system. They are commonly used when repairing, replacing, or customizing sections of piping on Mack RD trucks.

Will these universal fittings fit my specific Mack RD model and year?

Because these are labeled as universal components, they are designed to work across a range of Mack RD configurations, but exact fit can still depend on pipe diameter, angle, and length needed for your specific setup. Check the listed dimensions and diameter specs on each product page against your existing piping before ordering to confirm compatibility.

What materials are these elbows and pipes made from, and how do they hold up to heat and corrosion?

Products in this category are typically made from aluminized or stainless steel, which are common choices for exhaust piping due to their ability to withstand high exhaust temperatures and resist rust over time. Material type is listed on each product page, so you can choose based on your durability needs and budget.

Can I cut or weld these pipes and elbows to get a custom fit?

Many universal piping components are designed to be trimmed, welded, or clamped to achieve a proper fit for your specific application. If a piece needs modification, it's a good idea to have the work done by someone experienced with exhaust systems to maintain a proper seal and avoid leaks.

Do I need any special tools or a professional to install these parts?

Installation requirements vary depending on whether the component uses clamps, bolted flanges, or welded connections. Simple clamp-style pipe sections can often be installed with basic hand tools, while welded connections will require welding equipment and experience. If you're unsure about the install, having a qualified diesel technician handle it will help ensure a secure, leak-free connection.


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