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International DuraStar Exhaust Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 4 OD X 48 Inch Chrome-Plated Steel Flat Top Stack By BESTfit

    4 OD X 48 Inch Chrome-Plated Steel Flat Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $190.99
    BESTfit 4 Inch O.D. Inlet X 48 Inch Chrome-Plated Steel Flat Top StackGive your vehicle an instant upgrade with the BESTfit 4 Inch O.D. Inlet X 48 Inch Chrome-Plated Steel Flat Top Stack, expertly...
    09-080100254
    SKU:
    09-080100254
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    48 Inch
    Style Options:
    Flat Top
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $190.99
    Qty in Cart: 0
    Price:
    $190.99
    Subtotal:
  • 4 OD X 24 Inch Chrome-Plated Steel Flat Top Stack by BESTfit

    4 OD X 24 Inch Chrome-Plated Steel Flat Top Stack by BESTfit

    BESTFIT TRUCK PARTS

    $136.99
    BESTfit 4 Inch O.D. Inlet X 24 Inch Chrome-Plated Steel Flat Top StackMake your truck stand out with the BESTfit 4 Inch O.D. Inlet X 24 Inch Chrome-Plated Steel Flat Top Stack. Made from high-quality...
    09-080100251
    SKU:
    09-080100251
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    24 Inch
    Style Options:
    Flat Top
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $136.99
    Qty in Cart: 0
    Price:
    $136.99
    Subtotal:
  • 5 ID X 72 Inch Chrome-Plated Steel Miter Cut Stack by BESTfit

    5 ID X 72 Inch Chrome-Plated Steel Miter Cut Stack by BESTfit

    BESTFIT TRUCK PARTS

    $452.99
    BESTfit 5 Inch ID Inlet X 72 Inch Chrome-Plated Steel Miter Cut StackElevate your truck's exhaust system with the BESTfit 5 Inch ID Inlet X 72 Inch Chrome-Plated Steel Miter Cut Stack. Constructed...
    09-080100246
    SKU:
    09-080100246
    Truck Class:
    Universal
    Diameter Options:
    5 Inch
    Length Options:
    72 Inch
    Style Options:
    Miter Cut
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $452.99
    Qty in Cart: 0
    Price:
    $452.99
    Subtotal:
  • 4 OD X 72 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    4 OD X 72 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $319.99
    BESTfit 4 Inch O.D. Inlet X 72 Inch Chrome-Plated Steel Curved Top StackMake your truck's exhaust system a work of art with the BESTfit 4 Inch O.D. Inlet X 72 Inch Chrome-Plated Steel Curved Top...
    09-080100236
    SKU:
    09-080100236
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    72 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    $319.99
    Qty in Cart: 0
    Price:
    $319.99
    Subtotal:
  • 4 ID X 72 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    4 ID X 72 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $354.99
    BESTfit 4 Inch ID Inlet X 72 Inch Chrome-Plated Steel Curved Top StackUpgrade your exhaust system with the BESTfit 4 Inch ID Inlet X 72 Inch Chrome-Plated Steel Curved Top Stack ? perfect for those...
    09-080100235
    SKU:
    09-080100235
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    72 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    $354.99
    Qty in Cart: 0
    Price:
    $354.99
    Subtotal:
  • 4 ID X 60 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    4 ID X 60 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $310.99
    BESTfit 4 Inch ID Inlet X 60 Inch Chrome-Plated Steel Curved Top StackTransform your vehicle's exhaust system with the BESTfit 4 Inch ID Inlet X 60 Inch Chrome-Plated Steel Curved Top Stack, a...
    09-080100234
    SKU:
    09-080100234
    Diameter Options:
    4 Inch
    Truck Class:
    Universal
    Length Options:
    60 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    $310.99
    Qty in Cart: 0
    Price:
    $310.99
    Subtotal:
  • 3 OD X 24 Inch Chrome-Plated Steel Curved Top Stack by BESTfit

    3 OD X 24 Inch Chrome-Plated Steel Curved Top Stack by BESTfit

    BESTFIT TRUCK PARTS

    $139.99
    BESTfit 3 Inch O.D. Inlet X 24 Inch Chrome-Plated Steel Curved Top Stack* High Quality Stack* Chrome-Plated Steel* Dimensions  - 3 Inch Diameter  - 24 Inch Length* Curved Top* Hardware Not Included*...
    09-080100222
    SKU:
    09-080100222
    Truck Class:
    Universal
    Diameter Options:
    3 Inch
    Length Options:
    24 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    $139.99
    Qty in Cart: 0
    Price:
    $139.99
    Subtotal:
  • BESTfit 4 X 16 X 10.5 Inch Aluminized Steel Universal Type B Y-Pipe

    BESTfit 4 X 16 X 10.5 Inch Aluminized Steel Universal Type B Y-Pipe

    BESTFIT TRUCK PARTS

    $216.99
    BESTfit 4 X 16 X 10.5 Inch Aluminized Steel Universal Type B Y-PipeDiscover the benefits of upgrading with the BESTfit 4 X 16 X 10.5 Inch Aluminized Steel Universal Type B Y-Pipe. This high-quality,...
    09-080100210
    SKU:
    09-080100210
    Diameter Options:
    4 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Style Options:
    Y-Pipe
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    $216.99
    Qty in Cart: 0
    Price:
    $216.99
    Subtotal:
  • BESTfit 5 X 14 X 25 Inch Chrome-Plated Steel Universal Type A Y-Pipe With Divider Plate

    BESTfit 5 X 14 X 25 Inch Chrome-Plated Steel Universal Type A Y-Pipe With Divider Plate

    BESTFIT TRUCK PARTS

    $460.99
    BESTfit 5 X 14 X 25 Inch Chrome-Plated Steel Universal Type A Y-Pipe With Divider Plate* High Quality Y Pipe* Chrome-Plated Steel* Y Shaped* Dimensions  - 5 Inch Diameter  - 25 Inch Width  - 14 Inch...
    09-080100207
    SKU:
    09-080100207
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Y-Pipe
    Product Type:
    Exhaust
    $460.99
    Qty in Cart: 0
    Price:
    $460.99
    Subtotal:
  • BESTfit 5 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 5.88 Inch OD For Cummins N14/ISX/3406/C15

    BESTfit 5 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 5.88 Inch OD For Cummins N14/ISX/3406/C15

    BESTFIT TRUCK PARTS

    $56.99
    BESTfit 5 Inch I.D. X 2 Inch OAL Steel Replacement Turbo Flange With 5.88 Inch O.D. Fits Cummins N14/ISX/3406/C15Get your exhaust back to working great with this high quality, style D repair flange...
    09-080100201
    SKU:
    09-080100201
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Length Options:
    2 Inch
    Style Options:
    Cummins
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • BESTfit 4 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 4.75 Inch OD For Cummins L10/3176

    BESTfit 4 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 4.75 Inch OD For Cummins L10/3176

    BESTFIT TRUCK PARTS

    $61.99
    BESTfit 4 Inch I.D. X 2 Inch OAL Steel Replacement Turbo Flange With 4.75 Inch O.D. Fits Cummins L10/3176Get the perfect fit on a 9N-6325 engine with this quality style D repair flange. It is made of...
    09-080100200
    SKU:
    09-080100200
    Diameter Options:
    4 Inch
    Truck Class:
    Universal
    Length Options:
    2 Inch
    Style Options:
    Cummins
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $61.99
    Qty in Cart: 0
    Price:
    $61.99
    Subtotal:
  • BESTfit 4 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 4.625 Inch OD For CAT 9N-6325

    BESTfit 4 Inch ID X 2 Inch OAL Steel Replacement Turbo Flange With 4.625 Inch OD For CAT 9N-6325

    BESTFIT TRUCK PARTS

    $73.99
    BESTfit 4 Inch I.D. X 2 Inch OAL Steel Replacement Turbo Flange With 4.625 Inch O.D. Fits CAT 9N-6325Get the perfect fit for your Cat Engine with this quality style D manifold outlet. It is made of a...
    09-080100199
    SKU:
    09-080100199
    Diameter Options:
    4 5/8 Inch
    Truck Class:
    Universal
    Length Options:
    2 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $73.99
    Qty in Cart: 0
    Price:
    $73.99
    Subtotal:
  • 5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For CAT 3406/C15

    5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For CAT 3406/C15

    AUTOMANN USA

    $31.15
    5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo PipeEnhance the turbo performance of your Caterpillar 3406 or C15 with the 5 Inch ID-OD X 6 Inch OAL Type A Turbo Pipe, featuring a 5.88-inch...
    09-080100198
    SKU:
    09-080100198
    Diameter Options:
    5 Inch
    Length Options:
    6 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $31.15
    Qty in Cart: 0
    Price:
    $31.15
    Subtotal:
  • 5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For Cummins ISX/N14

    5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange For Cummins ISX/N14

    AUTOMANN USA

    $29.93
    5 Inch ID-OD X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 5.5 Inch Diameter Flange Fits Cummins ISX/N14Optimize your Cummins ISX or N14's exhaust system with the Aluminized Steel Type A Turbo...
    09-080100197
    SKU:
    09-080100197
    Diameter Options:
    5 Inch
    Length Options:
    6 Inch
    Style Options:
    Cummins
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $29.93
    Qty in Cart: 0
    Price:
    $29.93
    Subtotal:
  • BESTfit 5.25 Inch Machined Turbo Flare For Detroit Diesel Turbo 6V/8V92T

    BESTfit 5.25 Inch Machined Turbo Flare For Detroit Diesel Turbo 6V/8V92T

    BESTFIT TRUCK PARTS

    $272.99
    BESTfit Aluminized Steel Type A Turbo Pipe With FlangeRedefine your Detroit engine with the BESTfit 5 Inch ID-O.D. X 4 Inch OAL Aluminized Steel Type A Turbo Pipe from 4 State Trucks. This turbo...
    09-080100196
    SKU:
    09-080100196
    Diameter Options:
    5 Inch
    Length Options:
    4 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    $272.99
    Qty in Cart: 0
    Price:
    $272.99
    Subtotal:
  • BESTfit 4 ID/OD X 6 Inch Aluminized Turbo Outlet Adapter With Flange For Detroit 671/12V71

    BESTfit 4 ID/OD X 6 Inch Aluminized Turbo Outlet Adapter With Flange For Detroit 671/12V71

    BESTFIT TRUCK PARTS

    $31.83
    BESTfit 4.75 Inch Turbo Flare Lip for Detroit Diesel 671/12V71Get the perfect fit for your Detroit Diesel 12V71 Turbo with this quality style C manifold outlet. It is made of a rust and corrosion...
    09-080100195
    SKU:
    09-080100195
    Diameter Options:
    4 Inch
    Truck Class:
    Universal
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $31.83
    Qty in Cart: 0
    Price:
    $31.83
    Subtotal:
  • BESTfit 4 ID/OD X 4 Inch Aluminized Turbo Outlet Adapter With Flange Style A For L10 Cummins

    BESTfit 4 ID/OD X 4 Inch Aluminized Turbo Outlet Adapter With Flange Style A For L10 Cummins

    BESTFIT TRUCK PARTS

    $31.83
    BESTfit 4 Inch ID-OD X 4 Inch OAL Aluminized Steel Type A Turbo Pipe* High Quality Turbo Manifold Outlet* Style A* Highly Corrosion Resistant* Made Of Durable And Strong Aluminized Steel* 4 Inch...
    09-080100194
    SKU:
    09-080100194
    Diameter Options:
    4 Inch
    Truck Class:
    Universal
    Style Options:
    Cummins
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    4 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $31.83
    Qty in Cart: 0
    Price:
    $31.83
    Subtotal:
  • BESTfit 4 ID/OD X 4 Inch Aluminized Turbo Outlet Adapter With Flange Style A For CAT 3306

    BESTfit 4 ID/OD X 4 Inch Aluminized Turbo Outlet Adapter With Flange Style A For CAT 3306

    BESTFIT TRUCK PARTS

    $32.89
    BESTfit 4 Inch ID-OD X 4 Inch OAL Aluminized Steel Type A Turbo Pipe* High Quality Turbo Manifold Outlet* Style A* Highly Corrosion Resistant* Made Of Durable And Strong Aluminized Steel* 4 Inch...
    09-080100193
    SKU:
    09-080100193
    Diameter Options:
    4 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    4 Inch
    Product Type:
    Exhaust
    $32.89
    Qty in Cart: 0
    Price:
    $32.89
    Subtotal:
  • BESTfit 4 ID/OD X 6 Inch Inch Aluminized Turbo Outlet Adapter With Flange Style A For Cummins

    BESTfit 4 ID/OD X 6 Inch Inch Aluminized Turbo Outlet Adapter With Flange Style A For Cummins

    BESTFIT TRUCK PARTS

    $38.20
    BESTfit 4 Inch I.D.-O.D. X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 4.5 Inch Diameter Flange Fits CumminsGet the perfect fit for your Cummins Engine with this quality type A manifold outlet...
    09-080100192
    SKU:
    09-080100192
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Style Options:
    Cummins
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $38.20
    Qty in Cart: 0
    Price:
    $38.20
    Subtotal:
  • BESTfit 3.5 ID/OD X 6 Inch Inch Aluminized Turbo Outlet Adapter With Flange Style B For Detroit 8V71

    BESTfit 3.5 ID/OD X 6 Inch Inch Aluminized Turbo Outlet Adapter With Flange Style B For Detroit 8V71

    BESTFIT TRUCK PARTS

    $31.83
    BESTfit 3.5 Inch I.D.-O.D. X 6 Inch OAL Aluminized Steel Type B Turbo Pipe With 4.25 Inch Diameter Flange Fits Detroit 8V71Get the perfect fit for your Detroit Diesel 8V71 Engine with this quality...
    09-080100191
    SKU:
    09-080100191
    Truck Class:
    Universal
    Diameter Options:
    3 1/2 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $31.83
    Qty in Cart: 0
    Price:
    $31.83
    Subtotal:
  • Total: items /

Adding your products to cart

The exhaust selection for International DuraStar trucks is filled with high-quality components and accessories designed to keep your rig performing at its peak. From stylish chrome stacks and robust mufflers to essential clamps, elbows, and piping, you'll find everything necessary to replace or enhance your truck's exhaust system. These exhaust parts are crafted to boost airflow, minimize backpressure, and add a stylish flair to your truck. Whether you're looking for improved efficiency, a more powerful sound, or a striking, customized appearance, this category offers the ideal components to help you achieve your goals. Elevate your DuraStar with dependable, high-performance exhaust solutions that enhance aesthetics and functionality, ensuring your truck runs smoothly and stands out.

Frequently Asked Questions About International DuraStar Exhaust Parts

What years and models of International DuraStar trucks do these exhaust parts fit?

Our International DuraStar exhaust parts are designed to fit DuraStar models from 2001 to present, including the 4200, 4300, and 4400 series. However, compatibility can vary based on your specific engine configuration (MaxxForce DT, DT466, or VT365). We recommend checking your OEM or calling our support team at 1-888-875-7787 to confirm exact fitment for your truck before ordering.

Are these exhaust parts made from aluminized or stainless steel, and which should I choose?

We offer both aluminized steel and 304/409 stainless steel options. Aluminized steel parts typically last 3-5 years and cost less, making them ideal for trucks in moderate climates or with regular replacement schedules. Stainless steel components last 7-10+ years and resist corrosion better, especially in areas with road salt or coastal environments. For DuraStar trucks operating in harsh conditions or requiring maximum longevity, we recommend investing in stainless steel.

Can I install these exhaust parts myself, or do I need special tools?

Most DuraStar exhaust components can be installed with standard shop tools including socket sets, pipe cutters, and jack stands. However, you'll need exhaust clamps (sold separately) and may require a reciprocating saw to remove old parts. Installation typically takes 2-4 hours depending on which components you're replacing. Always ensure proper exhaust hanger alignment to prevent premature wear. Professional installation is recommended for complete system replacements or if you're not comfortable working under your truck.

Will aftermarket exhaust parts affect my DuraStar's warranty or emissions compliance?

Our direct-fit replacement exhaust parts maintain OEM specifications and won't void your warranty when used for repair or maintenance. However, any modifications to emissions components like DPF filters or catalytic converters must meet EPA regulations. All our emissions-related parts are EPA-approved and include proper documentation. For trucks still under warranty, we recommend keeping all receipts and following International's maintenance guidelines.

What's the difference between OEM and aftermarket exhaust parts for my DuraStar?

OEM International exhaust parts guarantee exact fit but typically cost 40-60% more than quality aftermarket options. Our aftermarket parts are manufactured to meet or exceed OEM specifications, using the same bend angles, pipe diameters, and mounting points. The main differences are price and sometimes material options - many aftermarket manufacturers offer upgraded stainless steel versions of parts that originally came in aluminized steel. All parts we carry include our standard warranty and have been tested for proper fit on DuraStar trucks.


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