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International S2100-S2300 Exhaust Parts

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  • Qty in Cart
  • Quantity
  • Price
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  • BESTfit 5 OD X 18 Inch Aluminized Internal Muffler / Baffle -16 Gauge

    BESTfit 5 OD X 18 Inch Aluminized Internal Muffler / Baffle -16 Gauge

    BESTFIT TRUCK PARTS

    $79.99
    BESTfit Type 1 A 16 Gauge Aluminized Steel Internal MufflerThis high-performance internal muffler is designed for 36-inch straight stacks, fitting into the bottom for efficient operation on older...
    09-080200006
    SKU:
    09-080200006
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Length Options:
    18 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $79.99
    Qty in Cart: 0
    Price:
    $79.99
    Subtotal:
  • BESTfit 4 X 18 Inch Aluminized Steel Internal Muffler 16 Gauge

    BESTfit 4 X 18 Inch Aluminized Steel Internal Muffler 16 Gauge

    BESTFIT TRUCK PARTS

    $66.99
    BESTfit Internal Exhaust Baffle TubeExperience the superior quality of the BESTfit 4 X 18 Inch 16 Gauge Aluminized Steel Internal Muffler from 4 State Trucks. This premium internal muffler, made from...
    09-080200005
    SKU:
    09-080200005
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    18 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • BESTfit 8 Inch Diameter Powerflow Muffler Type 1 4 ID / ID X 21 Inch OAL

    BESTfit 8 Inch Diameter Powerflow Muffler Type 1 4 ID / ID X 21 Inch OAL

    BESTFIT TRUCK PARTS

    $181.99
    BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 MufflerDiscover the superior performance of the BESTfit 4 Inch In/Out X 8 X 21 Inch Aluminized Steel Type 1 Muffler, designed for those who...
    09-080200004
    SKU:
    09-080200004
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Length Options:
    21 1/2 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $181.99
    Qty in Cart: 0
    Price:
    $181.99
    Subtotal:
  • BESTfit 8 Inch Diameter Muffler Type 1 4 ID / 5 ID X 21 Inch OAL

    BESTfit 8 Inch Diameter Muffler Type 1 4 ID / 5 ID X 21 Inch OAL

    BESTFIT TRUCK PARTS

    $145.99
    BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1 MufflerBoost your truck's exhaust performance with the BESTfit 4 Inch In X 5 Inch Out X 8 X 21 Inch Aluminized Steel Type 1...
    09-080200003
    SKU:
    09-080200003
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Length Options:
    21 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Style Options:
    Angled
    Product Type:
    Exhaust
    $145.99
    Qty in Cart: 0
    Price:
    $145.99
    Subtotal:
  • 10 Inch Diameter Performance Muffler 6 ID / 6 ID X 51.5 Inch OAL

    10 Inch Diameter Performance Muffler 6 ID / 6 ID X 51.5 Inch OAL

    PITTSBURGH POWER

    $305.99
    High Performance Muffler Increases Horsepower, Mileage & Reduces Back PressureThe Performance Muffler, measuring 10 inches by 51.5 inches and featuring a 6-inch inlet and outlet, is designed to...
    09-080200001
    SKU:
    09-080200001
    Diameter Options:
    6 Inch
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Length Options:
    51 1/2 Inch
    Product Type:
    Exhaust
    $305.99
    Qty in Cart: 0
    Price:
    $305.99
    Subtotal:
  • BESTfit 10 Inch Diameter High Flow Muffler Type 1 51 Inch OAL

    BESTfit 10 Inch Diameter High Flow Muffler Type 1 51 Inch OAL

    BESTFIT TRUCK PARTS

    $534.99
    10 Inch Diameter Replacement MufflerThis high flow replacement muffler works with all engines and is designed to replace 10-inch diameter stock mufflers. It runs as quietly as your stock muffler...
    09-080200
    SKU:
    09-080200
    Truck Class:
    Universal
    Diameter Options:
    5 Inch
    Make:
    Universal Items
    Product Type:
    Exhaust
    Length Options:
    44 1/2 Inch
    Material Options:
    Aluminized Steel
    Ready To Ship:
    Yes
    $534.99
    Qty in Cart: 0
    Price:
    $534.99
    Subtotal:
  • BESTfit Aluminized Exhaust Adapter Reducer 8 ID X 5 ID X 8 Inch

    BESTfit Aluminized Exhaust Adapter Reducer 8 ID X 5 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $105.99
    BESTfit 8 To 5 Inch Aluminized Steel Exhaust Reducer* High Quality Exhaust Expander / Reducer* Made Of Aluminized Steel* 8 Inch I.D. To 5 Inch I.D.* Sold Individually* Warranty On Exhaust Against...
    09-0801804
    SKU:
    09-0801804
    Diameter Options:
    8 Inch
    Truck Class:
    Universal
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $105.99
    Qty in Cart: 0
    Price:
    $105.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Aluminized Exhaust Adapter Reducer 7 OD X 5 OD X 8 Inch

    BESTfit Aluminized Exhaust Adapter Reducer 7 OD X 5 OD X 8 Inch

    BESTFIT TRUCK PARTS

    $75.99
    BESTfit Exhaust Adapter Reducer 7 Inch O.D. to 5 Inch O.D. Aluminized* High Quality Exhaust Adapter Reducer* 7 Inch O.D. On Top* 5 Inch O.D. On Bottom* 8 Inch Length* Sold IndividuallyWarranty On...
    09-0801755
    SKU:
    09-0801755
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Length Options:
    8 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $75.99
    Qty in Cart: 0
    Price:
    $75.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Exhaust Reducer 7 ID X 5 OD X 9.5 Inch

    Chrome Exhaust Reducer 7 ID X 5 OD X 9.5 Inch

    LINCOLN CHROME

    $185.99
    Lincoln Chrome 7 Inch To 5 Inch Exhaust Reducer* High Quality Exhaust Reducer* Made of Chrome-Plated Steel* 7 Inch ID On Top* 5 Inch OD On Bottom* 9.50 Inches Over All Length* Sold...
    09-0801754
    SKU:
    09-0801754
    Diameter Options:
    7 Inch
    Truck Class:
    Universal
    Length Options:
    9 1/2 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Location:
    Made In USA
    Product Type:
    Exhaust
    $185.99
    Qty in Cart: 0
    Price:
    $185.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Adapter Reducer 7 ID X 5 ID X 8 Inch

    BESTfit Chrome Exhaust Adapter Reducer 7 ID X 5 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $126.99
    BESTfit Exhaust Reducer* Made Of High Quality Chrome-Plated Steel* 7 Inch I.D. To 5 Inch I.D.* 8 Inches Length* Sold Individually Warranty On Exhaust Reducers Against Defects In Workmanship &...
    09-0801752
    SKU:
    09-0801752
    Diameter Options:
    7 Inch
    Truck Class:
    Universal
    Length Options:
    8 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $126.99
    Qty in Cart: 0
    Price:
    $126.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Adapter Reducer 7 ID X 5 OD X 8 Inch

    BESTfit Chrome Exhaust Adapter Reducer 7 ID X 5 OD X 8 Inch

    BESTFIT TRUCK PARTS

    $120.99
    BESTfit Chrome-Plated Steel 7 Inch I.D. To 5 Inch O.D. Exhaust Reducer Adapter* High Quality Exhaust Reducer* Made of Chrome-Plated Steel* 8 Inch Length* 7 Inch I.D.* 5 Inch O.D.* Sold Individually*...
    09-0801751
    SKU:
    09-0801751
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Length Options:
    8 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $120.99
    Qty in Cart: 0
    Price:
    $120.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Adapter Reducer 7 OD X 5 OD X 8 Inch

    BESTfit Chrome Exhaust Adapter Reducer 7 OD X 5 OD X 8 Inch

    BESTFIT TRUCK PARTS

    $149.99
    BESTfit Chrome-Plated Steel Exhaust Adapter Reducer 7 Inch O.D. to 5 Inch O.D.Chrome Exhaust Adapter Reducer* High Quality Exhaust Reducer* Made of Chrome-Plated Steel* 7 Inch O.D. To 5 Inch O.D.* 8...
    09-0801750
    SKU:
    09-0801750
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Length Options:
    8 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $149.99
    Qty in Cart: 0
    Price:
    $149.99
    Subtotal:
  • BESTfit Chrome Steel Exhaust Adapter Reducer 6 ID X 5 ID X 8 Inch

    BESTfit Chrome Steel Exhaust Adapter Reducer 6 ID X 5 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $127.99
    BESTfit 6-5 Inch I.D. Chrome Reducer Pipe* High Quality Exhaust Pipe Reducer* Made Of Chrome Plated Steel * Dimensions: - 6 Inch ID To 5 Inch ID - 8 Inch Length* Sold Individually* Warranty On...
    09-0801658
    SKU:
    09-0801658
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Diameter Options:
    6 Inch
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $127.99
    Qty in Cart: 0
    Price:
    $127.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Reducer 6 OD X 5 ID X 8 Inch

    BESTfit Chrome Exhaust Reducer 6 OD X 5 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $49.53
    BESTfit Exhaust Reducer* High Quality Exhaust Reducer* Made Of Chrome- Plated Steel* 8 Inch Length* 6 Inch O.D. To 5 Inch I.D. * Sold Individually* Warranty On Exhaust Reducer Against Defects In...
    09-0801653
    SKU:
    09-0801653
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    6 Inch
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $49.53
    Qty in Cart: 0
    Price:
    $49.53
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Reducer 6 ID X 5 OD X 8 Inch

    BESTfit Chrome Exhaust Reducer 6 ID X 5 OD X 8 Inch

    BESTFIT TRUCK PARTS

    $60.99
    BESTfit Exhaust Expander* High Quality Exhaust Expander* Made Of Chrome-Plated Steel* 5 Inch O.D. To 6 Inch I.D.* Sold Individually* Warranty On Exhaust Expander Against Defects In Workmanship &...
    09-0801652
    SKU:
    09-0801652
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    8 Inch
    Diameter Options:
    6 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Reducer 6 OD X 5 OD X 8 Inch

    BESTfit Chrome Exhaust Reducer 6 OD X 5 OD X 8 Inch

    BESTFIT TRUCK PARTS

    $68.99
    BESTfit Exhaust Expander/Reducer* High Quality Exhaust Reducer* Made Of Chrome-Plated Steel* 8 Inch Length* 5 Inch O.D. To 6 Inch O.D. * Sold Individually* Warranty On Exhaust Reducers Against...
    09-0801651
    SKU:
    09-0801651
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    6 Inch
    Length Options:
    8 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $68.99
    Qty in Cart: 0
    Price:
    $68.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Chrome Exhaust Reducer 6 ID X 5 ID X 8 Inch

    BESTfit Chrome Exhaust Reducer 6 ID X 5 ID X 8 Inch

    BESTFIT TRUCK PARTS

    $67.99
    BESTfit 5 Inch ID Chrome Exhaust Expander/Reducer* High Quality Exhaust Reducer* Made Of Chrome-Plated Steel* Dimensions:  - 5 Inch I.D. X 6 Inch I.D.  - 8 Inch Length* Sold Individually* Warranty On...
    09-0801650
    SKU:
    09-0801650
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    8 Inch
    Diameter Options:
    6 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $67.99
    Qty in Cart: 0
    Price:
    $67.99
    Subtotal:
  • BESTfit 6 ID/OD X 13 X 13 Inch 90 Degree Aluminized Steel Exhaust Elbow

    BESTfit 6 ID/OD X 13 X 13 Inch 90 Degree Aluminized Steel Exhaust Elbow

    BESTFIT TRUCK PARTS

    $196.99
    BESTfit 90 Degree Exhaust Elbow W/ 7 Inch Center Line Radius & 6 Inch I.D./O.D.* High Quality Elbow* 6 Inch I.D. X 6 Inch O.D.* 90 Degree Outside Measurement * 26 Inch X 7 Inch Centerline Radius*...
    09-0801625
    SKU:
    09-0801625
    Truck Class:
    Universal
    Style Options:
    Elbow
    Material Options:
    Aluminized Steel
    Degree Options:
    90
    Make:
    Universal Items
    Diameter Options:
    6 Inch
    Length Options:
    26 Inch
    Product Type:
    Exhaust
    $196.99
    Qty in Cart: 0
    Price:
    $196.99
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD 5 Inch ID-OD 45 Degree Chrome 12 X 12 Inch Exhaust Elbow With Plain & Belled Ends

    TPHD 5 Inch ID-OD 45 Degree Chrome 12 X 12 Inch Exhaust Elbow With Plain & Belled Ends

    TURNPIKE TRUCK TRIM

    $129.99
    5 Inch Diameter 45 Degree Chrome Exhaust Elbow By TPHDThe TPHD 5 Inch ID-OD 45 Degree Chrome Exhaust Elbow With Plain & Belled Ends is built for heavy-duty trucks that demand durability, precision,...
    09-0801584
    SKU:
    09-0801584
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Degree Options:
    45
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Elbow
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $129.99
    Qty in Cart: 0
    Price:
    $129.99
    Subtotal:
  • BESTfit 5 X 46 Inch Long Aluminized Straight Exhaust Pipe

    BESTfit 5 X 46 Inch Long Aluminized Straight Exhaust Pipe

    BESTFIT TRUCK PARTS

    $70.99
    BESTfit 5 X 46 Inch Long Straight Exhaust Pipe* High Quality Exhaust Pipe* Straight* Made Of Aluminized Steel* Dimensions:  - 46 Inch Height  - 5 Inch OD* Sold Individually* Warranty On Exhaust Pipes...
    09-0801563
    SKU:
    09-0801563
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    46 Inch
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $70.99
    Qty in Cart: 0
    Price:
    $70.99
    Subtotal:
  • Total: items /

Adding your products to cart

Enhance your truck's exhaust system with the International S2100-S2300 Exhaust category. This selection includes high-performance mufflers, DPF systems, chrome stacks, and exhaust elbows designed for durability and efficiency. Whether aiming for better fuel economy, reduced emissions, or a custom look, you'll find the right parts to optimize your truck's performance.

Frequently Asked Questions About International S2100-S2300 Exhaust Parts

What years and specific models do these exhaust parts fit?

These exhaust parts are designed for International S2100 and S2300 trucks manufactured between 1989 and 2017. They're compatible with all engine configurations including Caterpillar C12, C13, C15, Cummins ISX, ISM, and Detroit Series 60. Always verify your specific truck's year and engine type before ordering, as some minor variations exist between early models (1989-1999) and later models (2000-2017).

Are these exhaust stacks chrome or stainless steel, and how long will the finish last?

We offer both 304 stainless steel and chrome-plated options. Stainless steel stacks maintain their appearance for 5-10 years with minimal maintenance and won't rust through. Chrome stacks provide a mirror finish but require regular polishing and may show pitting after 2-3 years in harsh conditions. For trucks operating in salt-heavy regions or frequent wash environments, we recommend stainless steel for longevity.

What tools and time are required for installation?

Installation typically takes 2-4 hours with basic hand tools including socket sets, wrenches, and a sawzall for removing old pipes. You'll need exhaust clamps (usually 5-inch for these models), high-temp exhaust sealant, and new gaskets. Most installations can be completed without removing the cab, though access is tight near the turbo connection. Professional installation runs $200-400 if you prefer not to DIY.

Will aftermarket exhaust parts affect my engine performance or emissions compliance?

Quality aftermarket exhaust components maintain factory specifications for backpressure and flow rates, ensuring no negative impact on engine performance. All our parts meet or exceed OEM standards. For emissions compliance, mufflers and pipes don't affect your truck's emissions systems. However, if replacing DPF or EGR-related components, ensure you're selecting street-legal options that maintain your truck's compliance status.

What's the difference between straight pipes, muffled, and curved stack options?

Straight stacks provide maximum exhaust flow and the classic aggressive sound but can be quite loud (95-105 dB). Muffled stacks reduce noise by 10-15 dB while maintaining good flow - ideal for drivers who run through residential areas or have noise restrictions. Curved stacks direct exhaust away from the cab and trailer, reducing soot buildup on your equipment. Consider your routes, local regulations, and personal preference when choosing.


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