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Peterbilt Exhaust Parts

Peterbilt Exhaust Parts

Upgrade your big rig with premium Peterbilt exhaust systems from 4 State Trucks. Our extensive collection of Peterbilt semi truck exhaust components delivers the perfect blend of performance and style. From chrome stacks to high-flow mufflers, we offer everything to enhance your Peterbilt exhaust setup. Improve fuel efficiency, reduce backpressure, and turn heads with our top-quality Peterbilt exhaust solutions. Whether you're after a subtle upgrade or a complete custom overhaul, 4 State Trucks has the Peterbilt exhaust options to make your truck rumble with power and pride on the open road.
  • Product
  • Qty in Cart
  • Quantity
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  • Chrome 7 Inch Bull Reduce to 5 Inch I.D. Bottom Exhaust

    Chrome 7 Inch Bull Reduce to 5 Inch I.D. Bottom Exhaust

    UNITED PACIFIC

    $1,203.99 - $1,331.99
    Choose Option(s) to see description.7 to 5 IDX 96 Inch Chrome Bull Hauler Exhaust7 to 5 IDX 96 Inch Bull Hauler Exhaust* High Quality Exhaust Stack* Chrome-Plated* 7 Inch Reduce To 5 Inch O.D.* 96 Inch Length* Bull* With Triple Chrome Plating Process*...
    PPR_205336
    SKU:
    PPR_205336
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    7 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    $1,203.99 - $1,331.99
    Qty in Cart: 0
    Price:
    $1,203.99 - $1,331.99
    Subtotal:
  • Chrome 5 Inch Curved Expanded Slotted Bottom Exhaust

    Chrome 5 Inch Curved Expanded Slotted Bottom Exhaust

    UNITED PACIFIC

    $149.99 - $251.99
    Choose Option(s) to see description.5 OD x 60 Inch Chrome Curved Bottom Exhaust Stack With Expanded/ Slotted BottomChrome 60 Inch Tall Curved Bottom Exhaust Stack W/ 5 Inch OD* High Quality Curved Bottom Exhaust* Chrome-Plated* 60 Inch Length* 5 Inch OD*...
    PPR_205332
    SKU:
    PPR_205332
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    5 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    $149.99 - $251.99
    Qty in Cart: 0
    Price:
    $149.99 - $251.99
    Subtotal:
  • Chrome Mitered Exhaust Pipe With 8 Inch Reduced To 5 Inch OD Bottom

    Chrome Mitered Exhaust Pipe With 8 Inch Reduced To 5 Inch OD Bottom

    UNITED PACIFIC

    $383.99 - $1,516.99
    Choose Option(s) to see description.8-5 X 36 Inch Chrome Mitered Exhaust Stack8-5 X 36 Inch Mitered Exhaust Stack* High Quality Exhaust Stack* Chrome-Plated* 8 Inch Reduce To 5 Inch O.D.* 36 Inch Length* Mitered* With Triple Chrome Plating Process* Fits...
    PPR_205324
    SKU:
    PPR_205324
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    8 Inch
    Style Options:
    Miter Cut
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $383.99 - $1,516.99
    Qty in Cart: 0
    Price:
    $383.99 - $1,516.99
    Subtotal:
  • Limited Quantity Available
    Chrome Bull Exhaust Pipe W/ 6 Inch OD Reduced To 5 Inch OD Bottom

    Chrome Bull Exhaust Pipe W/ 6 Inch OD Reduced To 5 Inch OD Bottom

    UNITED PACIFIC

    $179.99 - $586.99
    Choose Option(s) to see description.6 To 5 OD x 60 Inch Chrome Bull Hauler Bottom Exhaust StackChrome 60 Inch Tall Bull Hauler Bottom Exhaust Stack W/ 6 Inch Reduced To 5 Inch OD* High Quality Bottom Exhaust* Chrome-Plated* 60 Inch Length* With Triple...
    PPR_205316
    SKU:
    PPR_205316
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    6 Inch
    Style Options:
    Bull Hauler Turn
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $179.99 - $586.99
    Qty in Cart: 0
    Price:
    $179.99 - $586.99
    Subtotal:
  • 7 - 5 OD X 36 Inch Short 30 Exhaust Stack By Lincoln Chrome

    7 - 5 OD X 36 Inch Short 30 Exhaust Stack By Lincoln Chrome

    LINCOLN CHROME

    $384.99
    36 Inch Short 30 Chrome Exhaust Stack* High Quality Stack* 36 Inches* 7 Inch to 5 Inch Outside Diameter with Plain End* Made In USA* Sold Individually* Warranty On Stacks Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-087536063
    SKU:
    09-087536063
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Location:
    Made In USA
    Style Options:
    Short 30 Turn
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    36 Inch
    Product Type:
    Exhaust
    $384.99
    Qty in Cart: 0
    Price:
    $384.99
    Subtotal:
  • 7 OD X 48 Inch SS 180 Degree Blank Exhaust Heat Shield Replaces 81N-70048SP by BESTfit

    7 OD X 48 Inch SS 180 Degree Blank Exhaust Heat Shield Replaces 81N-70048SP by BESTfit

    BESTFIT TRUCK PARTS

    $180.99
    BESTfit Plain Stainless Steel Exhaust Shield With No HolesUpgrade your ride with our smooth stainless steel exhaust shield, perfect for 7-inch pipes or mufflers. Measuring 48 inches in length and designed with a clean, plain look, this shield offers...
    09-080852
    SKU:
    09-080852
    Truck Class:
    Universal
    Diameter Options:
    7 Inch
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Location:
    Made In USA
    Degree Options:
    180
    Product Type:
    Exhaust
    $180.99
    Qty in Cart: 0
    Price:
    $180.99
    Subtotal:
  • BESTfit 6 X 48 Inch Stainless Steel 180 Degree Blank Exhaust Heat Shield W/ Mounting Clamps

    BESTfit 6 X 48 Inch Stainless Steel 180 Degree Blank Exhaust Heat Shield W/ Mounting Clamps

    BESTFIT TRUCK PARTS

    $193.99
    BESTfit Exhaust Shield Smooth No HoleThis BESTfit smooth stainless steel exhaust shield wraps around your pipe in a 180-degree angle. It's 48 inches long and specifically designed to fit a 6-inch outside diameter pipe.* High Quality Exhaust Shield* Made...
    09-080805
    SKU:
    09-080805
    Diameter Options:
    6 Inch
    Truck Class:
    Universal
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Location:
    Made In USA
    Degree Options:
    180
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $193.99
    Qty in Cart: 0
    Price:
    $193.99
    Subtotal:
  • Chrome Nude Lady Shape Grab Handle

    Chrome Nude Lady Shape Grab Handle

    UNITED PACIFIC

    $40.51
    Unique Chrome Nude Lady Grab Handle* High Quality Grab Handle* Includes:   - Stainless Mounting Screw   - Lock Nuts   - Hex Wrench For Truck* Chrome-Plated* Mounting Hole Center To Center Distance Is 11-1/2 Inch* Nude Lady Shape * Unique...
    09-080500003
    SKU:
    09-080500003
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $40.51
    Qty in Cart: 0
    Price:
    $40.51
    Subtotal:
  • 6 OD X 48 Inch SS 180 Degree Exhaust Heat Shield W/ Round Holes Replaces 81R-60048SP

    6 OD X 48 Inch SS 180 Degree Exhaust Heat Shield W/ Round Holes Replaces 81R-60048SP

    AUTOMANN USA

    $231.99
    48 Inch SS Exhaust Shield Half Wrap & Mounting ClampsProtect nearby components from the heat of your exhaust stack with this 180 degree heat shield. Measuring 48 inches long and made of stainless steel with round cutouts, it fits around a 6-inch OD...
    09-080807
    SKU:
    09-080807
    Diameter Options:
    6 Inch
    Truck Class:
    Universal
    Length Options:
    48 Inch
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Degree Options:
    180
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Exhaust
    $231.99
    Qty in Cart: 0
    Price:
    $231.99
    Subtotal:
  • Commercial Vehicle Catalytic Converter Security

    Commercial Vehicle Catalytic Converter Security

    AFTERMARKET

    $178.99
    Security Shield For Your Catalytic ConverterSafeguard your catalytic converter from theft with the top-of-the-line Security Shield, specifically designed to protect commercial vehicles. This versatile shield is compatible with numerous vehicle platforms,...
    09-080200015
    SKU:
    09-080200015
    Material Options:
    Steel
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    $178.99
    Qty in Cart: 0
    Price:
    $178.99
    Subtotal:
  • BESTfit 8 OD X 48 Inch SS 180 Degree Blank Exhaust Heat Shield W/ Mounting Clamps

    BESTfit 8 OD X 48 Inch SS 180 Degree Blank Exhaust Heat Shield W/ Mounting Clamps

    BESTFIT TRUCK PARTS

    $224.99
    BESTfit Smooth Stainless Steel Exhaust Shield With No HoleThis BESTfit 48-inch stainless steel 180-degree exhaust shield is perfect for 8-inch OD pipes and mufflers. It's smooth, with no holes, and includes mounting clamps for easy installation. It...
    09-080853
    SKU:
    09-080853
    Diameter Options:
    8 Inch
    Truck Class:
    Universal
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Location:
    Made In USA
    Degree Options:
    180
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $224.99
    Qty in Cart: 0
    Price:
    $224.99
    Subtotal:
  • BESTfit 5 X 48 Inch Stainless Steel 180 Degree Blank Exhaust Heat Shield  W/ Mounting Clamps

    BESTfit 5 X 48 Inch Stainless Steel 180 Degree Blank Exhaust Heat Shield W/ Mounting Clamps

    BESTFIT TRUCK PARTS

    $196.99
    BESTfit Exhaust Shield 1/2 Round for 5 Inch Pipe No Holes* High Quality Heat Shield* Made Of 304 Stainless Steel* 48 Inch Height * 180 Degree Wrap* Smooth, No Holes* Mounting Clamps (Includes)* Fits 5 Inch O.D. Stack (Stack Not Included)* Sold...
    09-080831
    SKU:
    09-080831
    Truck Class:
    Universal
    Diameter Options:
    5 Inch
    Location:
    Made In USA
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Degree Options:
    180
    Make:
    Universal Items
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $196.99
    Qty in Cart: 0
    Price:
    $196.99
    Subtotal:
  • 5 X 48 Inch SS 180 Degree Exhaust Heat Shield W/ Round Holes 81R-50048SP by BESTfit

    5 X 48 Inch SS 180 Degree Exhaust Heat Shield W/ Round Holes 81R-50048SP by BESTfit

    BESTFIT TRUCK PARTS

    $210.99
    BESTfit SS Exhaust Shield Half Wrap With 2 Mounting ClampsThis polished stainless steel exhaust shield guard features a 180-degree design with round holes, providing excellent heat protection for your exhaust system. With an overall length of 48 inches,...
    09-080806
    SKU:
    09-080806
    Diameter Options:
    5 Inch
    Truck Class:
    Heavy Duty
    Length Options:
    48 Inch
    Material Options:
    Stainless Steel
    Degree Options:
    180
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $210.99
    Qty in Cart: 0
    Price:
    $210.99
    Subtotal:
  • 5 OD X 24 Inch Chrome-Plated Steel Flat Top Stack By BESTfit

    5 OD X 24 Inch Chrome-Plated Steel Flat Top Stack By BESTfit

    BESTFIT TRUCK PARTS

    $145.99
    BESTfit 5 Inch O.D. Inlet X 24 Inch Chrome-Plated Steel Flat Top StackUpgrade your vehicle's exhaust with the BESTfit 5 Inch O.D. Inlet X 24 Inch Chrome-Plated Steel Flat Top Stack, designed for durability and aesthetic appeal. Made of high-quality...
    09-080100260
    SKU:
    09-080100260
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Length Options:
    24 Inch
    Location:
    Made In USA
    Style Options:
    Flat Top
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $145.99
    Qty in Cart: 0
    Price:
    $145.99
    Subtotal:
  • On Sale
    BESTfit Internal Muffler Inserts For 5in, 6in, 7in & 8in Stacks

    BESTfit Internal Muffler Inserts For 5in, 6in, 7in & 8in Stacks

    BESTFIT TRUCK PARTS

    $135.99 - $182.99
    Internal Muffler Insert - Available 5", 6" 7" & 8". This quiet series muffler has bee designed to reduce the exhaust noise component of heavy duty trucks to allow compliance with noise limits set by paragraph 27204 of the California Vehicle code. The...
    PPR_894
    SKU:
    PPR_894
    Truck Class:
    Universal
    Length Options:
    39 Inch
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Diameter Options:
    7 Inch
    Diameter Options:
    6 Inch
    Material Options:
    Aluminized Steel
    Diameter Options:
    5 Inch
    Availability:
    Ready To Ship
    $135.99 - $182.99
    Qty in Cart: 0
    Price:
    $135.99 - $182.99
    Subtotal:
  • Peterbilt Style Elbow For Peterbilt 378, 379 Exhaust Kits

    Peterbilt Style Elbow For Peterbilt 378, 379 Exhaust Kits

    TRUX ACCESSORIES

    $359.99 - $439.99
    Replacement Elbow Fits PeterbiltFitment* Fits Peterbilt 378 1988 thru 2007 * Fits Peterbilt 379 1987 thru 20077 To 5 Inch 58 Degree Chrome Elbow For Peterbilt 379Chrome Reducer ElbowTransform your Peterbilt 378 or 379 exhaust system with the elegant 7...
    PPR_23849
    SKU:
    PPR_23849
    Truck Class:
    Heavy Duty
    Style Options:
    Elbow
    Material Options:
    Steel
    Degree Options:
    58
    Make:
    Peterbilt
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $359.99 - $439.99
    Qty in Cart: 0
    Price:
    $359.99 - $439.99
    Subtotal:
  • BESTfit Long Drop 90 Degree Exhaust Elbow For Peterbilt 378, 379

    BESTfit Long Drop 90 Degree Exhaust Elbow For Peterbilt 378, 379

    BESTFIT TRUCK PARTS

    $400.99 - $575.99
    BESTfit Replacement Long Drop Elbow Fits PeterbiltAre you looking to enhance your exhaust system? Stop searching, 4 State Trucks have got you covered. With the ability to not only add style to your truck, you also get the premium performance and...
    PPR_23846
    SKU:
    PPR_23846
    Truck Class:
    Heavy Duty
    Style Options:
    Long Drop
    Material Options:
    Steel
    Degree Options:
    90
    Make:
    Peterbilt
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $400.99 - $575.99
    Qty in Cart: 0
    Price:
    $400.99 - $575.99
    Subtotal:
  • BESTfit Exhaust Chrome Spool For Freightliner, Kenworth, Peterbilt

    BESTfit Exhaust Chrome Spool For Freightliner, Kenworth, Peterbilt

    BESTFIT TRUCK PARTS

    $268.99 - $691.99
    Replacement Spool For BESTfit Exhaust KitsAre you looking to enhance your exhaust system? Stop searching, 4 State Trucks have got you covered. With the ability to not only add style to your truck, you also get the dependability and premium performance...
    PPR_23821
    SKU:
    PPR_23821
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Freightliner
    Make:
    Kenworth
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $268.99 - $691.99
    Qty in Cart: 0
    Price:
    $268.99 - $691.99
    Subtotal:
  • Lincoln Chrome Replacement Spool

    Lincoln Chrome Replacement Spool

    LINCOLN CHROME

    $364.99 - $822.99
    Replacement Spool Fits Lincoln 3 Piece Exhaust SystemAre you looking to enhance your exhaust system? Stop searching, 4 State Trucks and Lincoln Chrome have got you covered. With the ability to not only add style to your truck, you also get the...
    PPR_23807
    SKU:
    PPR_23807
    Truck Class:
    Universal
    Location:
    Made In USA
    Style Options:
    Tapered
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $364.99 - $822.99
    Qty in Cart: 0
    Price:
    $364.99 - $822.99
    Subtotal:
  • Stainless Steel Straight Narrow Exhaust Clamp W/ 2 Bolt Mount Design For Peterbilt 359, 375, 377, 378, 379, 386, 388, 389

    Stainless Steel Straight Narrow Exhaust Clamp W/ 2 Bolt Mount Design For Peterbilt 359, 375, 377, 378, 379, 386, 388, 389

    UNITED PACIFIC

    $34.65 - $43.84
    Choose Option(s) to see description.Fitment* Fits Peterbilt 359 1967 thru 1987* Fits Peterbilt 375 1989 thru 1995* Fits Peterbilt 377 1988 thru 2000* Fits Peterbilt 378 1988 thru 2007* Fits Peterbilt 379 1987 thru 2007* Fits Peterbilt 386 2006 thru 2010*...
    PPR_204858
    SKU:
    PPR_204858
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Diameter Options:
    5 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Exhaust
    Availability:
    Ready To Ship
    $34.65 - $43.84
    Qty in Cart: 0
    Price:
    $34.65 - $43.84
    Subtotal:
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Peterbilt Exhaust Parts

If you drive a Peterbilt 379, 389, 378, or 359, your truck deserves more than just stock parts. Our aftermarket Peterbilt exhaust components are built to handle the demands of the open road—while giving your rig a clean, bold exterior look that commands attention.

Why Invest in Aftermarket Peterbilt Exhaust Parts?

- Boost Performance: Precision-engineered elbows, Y-pipes, and stack kits improve exhaust flow for better fuel efficiency and horsepower. - Customize Your Look: Choose from chrome or stainless steel stacks, tips, and brackets to match your rig’s personality. - Fight Corrosion: Durable, high-grade materials resist rust and road grime—keeping your setup sharp for the long haul. - Easy Upgrades: Bolt-on kits and replacement parts make installs fast, simple, and frustration-free. - Built for the Long Haul: Aftermarket parts often outlast stock components and are designed with real trucker feedback in mind.

Get a Full Exhaust System Upgrade

- Exhaust Stacks & Kits: Go with a straight cut, bull hauler, or turnout style for head-turning curb appeal. - Clamps, Brackets & Hangers: Heavy-duty fasteners that keep your system tight, quiet, and rattle-free. - Elbows & Y-Pipes: Optimize backpressure and performance where it matters most—under load. - Exhaust Tips & Accessories: Polish off your build with sleek chrome or stainless accents. - Complete Systems: All-in-one kits with everything you need for a full replacement or upgrade.

Shop for Replacement Exhaust Components Today

Expand your exhaust upgrades with related performance enhancements like new and improved Peterbilt charge air coolers or frame and chassis parts for more stable exhaust mounting. Whether you’re fixing a damaged pipe or customizing a show-ready big rig from the ground up, we’ve got the aftermarket Peterbilt exhaust parts to match your performance goals and style preferences.

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