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GMC General Truck Exhaust Parts

Maximize your GMC General truck with premium exhaust parts from 4 State Trucks. Explore chrome stacks with length options ranging from 12 to 120 inches, diameters from 4 to 8 inches in various top styles like miter cut, West Coast turn, and flat top. We also offer aftermarket mufflers, elbows, DPF parts, and clamps.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 7-5 X 36 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    7-5 X 36 Inch Chrome-Plated Steel Curved Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $609.99
    BESTfit 7-5 X 36 Inch Chrome-Plated Steel Curved Top StackTransform your vehicle's exhaust system with the BESTfit 7-5 X 36 Inch Chrome-Plated Steel Curved Top Stack, a high-quality product designed...
    09-080100282
    SKU:
    09-080100282
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Length Options:
    36 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $609.99
    Qty in Cart: 0
    Price:
    $609.99
    Subtotal:
  • 7-5 X 24 Inch Chrome-Plated Steel Curved Top Stack by BESTfit

    7-5 X 24 Inch Chrome-Plated Steel Curved Top Stack by BESTfit

    BESTFIT TRUCK PARTS

    $437.99
    BESTfit 7-5 X 24 Inch Chrome-Plated Steel Curved Top StackLooking to give your exhaust a powerful and aggressive sound? Look no further! 4 State Trucks presents this exceptional curved stack,...
    09-080100281
    SKU:
    09-080100281
    Truck Class:
    Universal
    Length Options:
    24 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    7 Inch
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    Ready To Ship:
    Yes
    $437.99
    Qty in Cart: 0
    Price:
    $437.99
    Subtotal:
  • 7-5 X 36 Inch Chrome-Plated Steel Bull Hauler Top Stack by BESTfit

    7-5 X 36 Inch Chrome-Plated Steel Bull Hauler Top Stack by BESTfit

    BESTFIT TRUCK PARTS

    $621.99
    BESTfit 7-5 X 36 Inch Bull Hauler Top StackElevate your truck's appearance and performance with the BESTfit 7-5 X 36 Inch Chrome-Plated Steel Bull Hauler Top Stack. This top-quality exhaust stack is...
    09-080100274
    SKU:
    09-080100274
    Diameter Options:
    7 Inch
    Truck Class:
    Universal
    Length Options:
    36 Inch
    Style Options:
    Bull Hauler Turn
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $621.99
    Qty in Cart: 0
    Price:
    $621.99
    Subtotal:
  • 7-5 X 36 Inch Chrome Steel Aussie Exhaust Stack by BESTfit

    7-5 X 36 Inch Chrome Steel Aussie Exhaust Stack by BESTfit

    BESTFIT TRUCK PARTS

    $566.99
    BESTfit 7-5 X 36 Inch Aussie Exhaust StackMake a statement on the road with the BESTfit 7-5 X 36 Inch Chrome Steel Aussie Exhaust Stack. Constructed from high-grade chrome-plated steel, this stack is...
    09-080100268
    SKU:
    09-080100268
    Truck Class:
    Universal
    Length Options:
    36 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    Style Options:
    Aussie
    Diameter Options:
    7 To 5 Inch
    Ready To Ship:
    Yes
    $566.99
    Qty in Cart: 0
    Price:
    $566.99
    Subtotal:
  • 4 ID X 72 Inch Chrome-Plated Steel Flat Top Stack By BESTfit

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

    BESTFIT TRUCK PARTS

    $305.99
    BESTfit 4 Inch I.D. Inlet X 72 Inch Chrome-Plated Steel Flat Top StackDiscover the perfect blend of functionality and elegance with the BESTfit 4 Inch I.D. Inlet X 72 Inch Chrome-Plated Steel Flat...
    09-080100256
    SKU:
    09-080100256
    Truck Class:
    Universal
    Length Options:
    72 Inch
    Style Options:
    Flat Top
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    4 Inch
    Product Type:
    Exhaust
    $305.99
    Qty in Cart: 0
    Price:
    $305.99
    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:
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Adding your products to cart

Frequently Asked Questions About GMC General Truck Exhaust Parts

What exhaust components are included in this category?

This category covers exhaust system parts for GMC trucks, including exhaust pipes, mufflers, stacks, clamps, elbows, tips, and related hardware. These parts are designed to replace or upgrade worn, damaged, or corroded factory exhaust components.

What materials are these exhaust parts made from, and how do they hold up?

Most exhaust parts in this category are made from aluminized steel or stainless steel. Aluminized steel offers good heat and corrosion resistance at a lower cost, while stainless steel provides longer-lasting protection against rust and road salt, making it a popular choice for trucks that see heavy use or harsh weather.

How do I know if an exhaust part will fit my specific GMC truck?

Fitment depends on your truck's model, year, engine, and existing exhaust configuration, including pipe diameter and mounting points. Always check the listed specifications on each product page, and if you're unsure, reach out to our team with your truck's details so we can help confirm compatibility before you order.

Can I install these exhaust parts myself, or do I need a professional?

Many straightforward replacements, like clamps, tips, or straight pipe sections, can be installed with basic tools and some mechanical experience. More involved jobs, such as replacing mufflers or making custom pipe modifications, may require welding or cutting, so it's worth having a professional handle those unless you're comfortable with that level of work.

Will replacing my exhaust parts affect noise levels or performance?

Yes, exhaust components directly influence both sound and performance. Mufflers and pipe diameter changes can make your truck louder or quieter and may affect exhaust flow. Be sure to check local and state regulations regarding exhaust noise and emissions before making changes, especially with aftermarket parts.


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