Exhaust Kits

Shop semi truck exhaust kits that span from premium chrome-stainless steel to standard stainless replacement exhaust chrome stacks, brackets, and middle spools. Shop by your truck make/model/year, emissions setup, and stack diameter for the perfect style and fitment.

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Lincoln Chrome 6 Inch Exhaust Kit, 2 Pc Stacks, W/Long Drop Elbows For Peterbilt 379, 378 & 389 Glider. Unibilt W/2 Cab Brackets

LINCOLN CHROME

MSRP:

Now: $2,909.99 - $4,378.99

Was:

Are you looking to replace an exhaust? Stop searching, 4 State Trucks and Lincoln Chrome have got you covered. A damaged exhaust has the ability to decrease acceleration and power, increase fuel...

01-08K630A

SKU:

01-08K630A

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Location:

Made In USA

Material Options:

Steel

Make:

Peterbilt

Finish Options:

Chrome-Plated

Product Type:

Exhaust

Height Options:

114 Inch

Height Options:

120 Inch

Height Options:

108 Inch

Height Options:

102 Inch

Position:

Kit Full

Height Options:

96 Inch

Height Options:

118 Inch

Style Options:

Flat Top

Style Options:

Bull Hauler Turn

Style Options:

Curve Turn

Height Options:

106 Inch

Style Options:

West Coast Turn

Style Options:

Short 30 Turn

Height Options:

90 Inch

Style Options:

Miter Cut

Make:

Universal Items

Ready To Ship:

Yes

Style Options:

2 Piece Stacks

Material Options:

Chrome-Plated Steel

Type Options:

Long Drop Elbows

Cab Style:

Unibilt W/2 Cab Brackets

MSRP:

Now: $2,909.99 - $4,378.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,909.99 - $4,378.99

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Subtotal:
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BESTfit Chrome 6 Inch Exhaust Kit With Long Drop Elbows For Peterbilt 359 1967-1986

BESTFIT TRUCK PARTS

MSRP:

Now: $2,219.99 - $2,949.99

Was:

Are you looking to replace your old exhaust? Stop searching, 4 State Trucks have got you covered. An exhaust that is functioning properly allows gases from your engine to be let out more efficiently...

01-08K625

SKU:

01-08K625

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Material Options:

Steel

Make:

Peterbilt

Finish Options:

Chrome-Plated

Product Type:

Exhaust

Height Options:

102 Inch

Diameter Options:

6 To 5 Inch

Height Options:

108 Inch

Position:

Kit Full

Height Options:

96 Inch

Height Options:

114 Inch

Style Options:

Miter Cut

Style Options:

West Coast Turn

Style Options:

Flat Top

Style Options:

Bull Hauler Turn

Ready To Ship:

Yes

Style Options:

2 Piece Stacks

Material Options:

Chrome-Plated Steel

Type Options:

Long Drop Elbows

Cab Style:

Non Unibilt W/O Cab Brackets

MSRP:

Now: $2,219.99 - $2,949.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,219.99 - $2,949.99

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TPHD Chrome 6 Inch Exhaust Kit With Long Drop Elbows For Peterbilt 378, 379 & 389 Glider

TPHD

MSRP:

Now: $2,078.99 - $2,492.99

Was:

Are you looking to replace an exhaust? Stop searching, 4 State Trucks have got you covered. If you have an exhaust that is damaged it has the ability to cause engine noise that is not normal,...

01-08K610T

SKU:

01-08K610T

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Material Options:

Steel

Make:

Peterbilt

Finish Options:

Chrome-Plated

Product Type:

Exhaust

Height Options:

114 Inch

Style Options:

Flat Top

Height Options:

96 Inch

Location:

Made In USA

Style Options:

Miter Cut

Height Options:

108 Inch

Style Options:

West Coast Turn

Position:

Kit Full

Ready To Ship:

Yes

Cab Style:

Unibilt W/2 Cab Brackets

Type Options:

Long Drop Elbows

Material Options:

Chrome-Plated Steel

Style Options:

2 Piece Stacks

MSRP:

Now: $2,078.99 - $2,492.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,078.99 - $2,492.99

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BESTfit Chrome 6 Inch Exhaust Kit With Long Drop Elbows For Peterbilt 379, 378 & 389 Glider 1987-2023

BESTFIT TRUCK PARTS

MSRP:

Now: $2,256.99 - $3,708.99

Was:

Are you looking for an exhaust that has everything you need? Stop searching, 4 State Trucks have you covered. An exhaust that is properly working allows gases from your engine to be let out more...

01-08K610

SKU:

01-08K610

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Material Options:

Steel

Make:

Peterbilt

Finish Options:

Chrome-Plated

Product Type:

Exhaust

Height Options:

102 Inch

Diameter Options:

6 To 5 Inch

Height Options:

96 Inch

Height Options:

114 Inch

Height Options:

108 Inch

Height Options:

120 Inch

Style Options:

Miter Cut

Style Options:

Bull Hauler Turn

Style Options:

Flat Top

Style Options:

West Coast Turn

Ready To Ship:

Yes

Cab Style:

Unibilt W/2 Cab Brackets

Material Options:

Chrome-Plated Steel

Type Options:

Long Drop Elbows

Style Options:

2 Piece Stacks

MSRP:

Now: $2,256.99 - $3,708.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,256.99 - $3,708.99

Was:

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BESTfit Chrome 6 Inch Exhaust Kit With OE Style Elbows For Peterbilt 359 1967-1986

BESTFIT TRUCK PARTS

MSRP:

Now: $1,924.99 - $2,409.99

Was:

Are you looking to replace your exhaust? Stop searching, 4 State Trucks have got you covered. An exhaust that is working properly allows gases from your engine to be let out more efficiently and it...

01-08K605

SKU:

01-08K605

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Make:

Peterbilt

Product Type:

Exhaust

Ready To Ship:

Yes

Style Options:

2 Piece Stacks

Material Options:

Chrome-Plated Steel

Type Options:

OE Style Elbows

Cab Style:

Non Unibilt W/O Cab Brackets

MSRP:

Now: $1,924.99 - $2,409.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $1,924.99 - $2,409.99

Was:

Subtotal:
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TPHD Chrome 6 Inch Exhaust Kit With OE Style Elbows For Peterbilt 379, 378 & 389 Glider

TPHD

MSRP:

Now: $1,874.99 - $2,142.99

Was:

Choose Option(s) to see description.Fitment* Fits Peterbilt 378 1988 thru 2007* Fits Peterbilt 379 1987 thru 2007* Fits Peterbilt 389 Glider 2008 thru 2023TPHD 6-5 X 108 Inch Exhaust Kit W/ Flat Top...

01-08K600T

SKU:

01-08K600T

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Make:

Peterbilt

Product Type:

Exhaust

Ready To Ship:

Yes

Cab Style:

Unibilt W/2 Cab Brackets

Material Options:

Chrome-Plated Steel

Type Options:

OE Style Elbows

Style Options:

2 Piece Stacks

MSRP:

Now: $1,874.99 - $2,142.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $1,874.99 - $2,142.99

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Subtotal:
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Lincoln Chrome 6 Inch Exhaust Kit, 2 Pc Stacks, W/OE Style Elbows For Peterbilt 379, 378 & 389 Glider. Unibilt W/2 Cab Brackets

LINCOLN CHROME

MSRP:

Now: $2,643.99 - $3,746.99

Was:

Are you looking to replace an exhaust? Stop searching, 4 State Trucks and Lincoln Chrome have got you covered. A damaged exhaust has the ability to decrease acceleration and power, increase fuel...

01-08K600A

SKU:

01-08K600A

Location:

Made In USA

Diameter Options:

6 Inch

Truck Class:

Heavy Duty

Material Options:

Steel

Make:

Peterbilt

Finish Options:

Chrome-Plated

Product Type:

Exhaust

Height Options:

114 Inch

Height Options:

108 Inch

Height Options:

96 Inch

Height Options:

90 Inch

Height Options:

102 Inch

Style Options:

Flat Top

Style Options:

Curve Turn

Height Options:

118 Inch

Height Options:

106 Inch

Style Options:

West Coast Turn

Position:

Kit Full

Height Options:

120 Inch

Style Options:

Miter Cut

Style Options:

Bull Hauler Turn

Style Options:

Short 30 Turn

Cab Style:

Unibilt

Ready To Ship:

Yes

Style Options:

2 Piece Stacks

Material Options:

Chrome-Plated Steel

Type Options:

OE Style Elbows

Cab Style:

Unibilt W/2 Cab Brackets

MSRP:

Now: $2,643.99 - $3,746.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,643.99 - $3,746.99

Was:

Subtotal:
FREE SHIPPING

BESTfit Chrome 6 Inch Exhaust Kit With OE Style Elbows For Peterbilt 379, 378 & 389 Glider 1987-2023

BESTFIT TRUCK PARTS

MSRP:

Now: $2,040.99 - $2,811.99

Was:

Choose Option(s) to see description.Fitment* Fits Peterbilt 378 1988 thru 2007* Fits Peterbilt 379 1987 thru 2007* Fits Peterbilt 389 Glider 2008 thru 2023BESTfit Chrome 6 X 102 Flat Top Exhaust Kit...

01-08K600

SKU:

01-08K600

Truck Class:

Heavy Duty

Diameter Options:

6 Inch

Make:

Peterbilt

Product Type:

Exhaust

Ready To Ship:

Yes

Cab Style:

Unibilt W/2 Cab Brackets

Material Options:

Chrome-Plated Steel

Type Options:

OE Style Elbows

Style Options:

2 Piece Stacks

MSRP:

Now: $2,040.99 - $2,811.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $2,040.99 - $2,811.99

Was:

Subtotal:

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Shop Semi Truck Exhaust Kits

Customize your existing semi truck exhaust setup with Peterbilt, Kenworth, and Freightliner exhaust kits. Filter by your specific model/year and cab style, then select from 5", 6", 7", or 8" stack diameters in 1-piece or 2-piece stack constructions. Kits are available with stylish long-drop or OE-style elbows for Glider, pre-DPF, and post-DPF emissions setups.

Premium Custom Exhaust Stacks & Affordable OE Kits

Our chrome, stainless, and chrome-plated exhaust kits come with elbows, clamps, mount grommets, spools, and the unique chrome stack top style for your rig. Choose from Lincoln Chrome and Grand Rock for premium-tier custom exhaust stack upgrade. For an affordable, OE-style exhaust kit, choose TPHD or BESTfit-made kits.

Frequently Asked Questions About Exhaust Kits

What is included in a semi-truck exhaust kit?

Most exhaust kits include the major components needed to complete a stack setup, such as exhaust pipes, elbows, mounting brackets, and clamps. Depending on the kit, you may also get heat shields or mounting hardware. Always check the product listing to confirm exactly what pieces are included, since kits vary by manufacturer and application.

Will this exhaust kit fit my truck make and model?

Exhaust kits are typically designed for specific truck makes, models, and engine setups, so fitment can vary widely between brands like Peterbilt, Kenworth, or Freightliner. Before purchasing, check the diameter, length, and mounting configuration listed for each kit against your truck's existing exhaust system or OEM specifications to confirm compatibility.

What materials and finishes are available for exhaust kits?

Exhaust kits are commonly available in aluminized steel, stainless steel, and chrome finishes. Aluminized steel offers good heat resistance at a lower cost, while stainless steel and chrome options provide added corrosion resistance and a polished look for drivers who want their rig to stand out. Choosing the right material often comes down to budget, climate, and desired appearance.

Can I install an exhaust kit myself, or do I need a professional?

Many drivers and shop technicians install exhaust kits themselves, especially if they have experience with basic hand tools and truck maintenance. That said, proper alignment, secure mounting, and correct clearance from cab and frame components are important for safety and performance, so if you are unsure about any step, having a qualified technician handle the installation is a good idea.

Will a new exhaust kit affect my truck's emissions compliance?

Exhaust kits themselves are generally aftermarket replacement components for the visible stack and piping, but any modification to your exhaust system should be checked against DOT and EPA regulations as well as your state's specific requirements. If your kit alters the original exhaust path or removes emissions-related equipment, confirm compliance before installation to avoid potential violations.