Peterbilt 379 Exhaust Kits

Peterbilt 379 Exhaust Kits

Peterbilt 379 Exhaust Kits

Elevate your truck with a high-quality Peterbilt 379 exhaust kit from 4 State Trucks. Discover various 6, 7, and 8-inch chrome options from American Eagle, Lincoln Chrome, and other top-notch brands. Get started on your ride's upgrade today!
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  • On Sale
    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
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    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,855.69
    Was: $3,172.99
    BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow  - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-0800800- Wide Angled Clamp 8 Inch Chrome-Plated Stainless Steel - 2- 01-0800003- Exhaust...
    Now: $2,855.69
    Was: $3,172.99
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    Now: $2,855.69
    Was: $3,172.99
    Subtotal:
  • On Sale
    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
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    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,627.99
    Was: $2,919.99
    BESTfit Chrome 8 Inch Exhaust Kit With 55 Inch Spool & 58 Degree Elbow  - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081853056- 8-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 8 Inch Elbow Reduces To 5 Inch...
    Now: $2,627.99
    Was: $2,919.99
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    Qty in Cart: 0
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    Now: $2,627.99
    Was: $2,919.99
    Subtotal:
  • On Sale
    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 8-5 X 102 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,627.99
    Was: $2,919.99
    BESTfit Chrome 8 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow  - Made Of High Quality Chrome-Plated Steel - Length 102 Inch - 2- 01-081853056- 8-5 58-Dg Chrome Elbow With Tapered Top For O.D. Stacks 8 Inch Elbow Reduces To 5 Inch...
    Now: $2,627.99
    Was: $2,919.99
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    Qty in Cart: 0
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    Now: $2,627.99
    Was: $2,919.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
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    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,725.19
    Was: $3,027.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Exhaust Kit  - Made Of Chrome-Plated Steel - Length 96 Inch - (4) Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - (2) Peterbilt...
    Now: $2,725.19
    Was: $3,027.99
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    Qty in Cart: 0
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    Now: $2,725.19
    Was: $3,027.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,725.19
    Was: $3,027.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 96 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $2,725.19
    Was: $3,027.99
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    Qty in Cart: 0
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    Price:
    Now: $2,725.19
    Was: $3,027.99
    Subtotal:
  • On Sale
    BESTfit 7 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack   Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt BESTfit 7 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack   Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
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    BESTfit 7 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,329.09
    Was: $3,698.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnout - Length: 96 Inches - Long Drop Elbows - 52 Inch...
    Now: $3,329.09
    Was: $3,698.99
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    Qty in Cart: 0
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    Now: $3,329.09
    Was: $3,698.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,068.09
    Was: $3,408.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit  - Kit Includes:  - (2) West Coast Turnout Top Stack   - (2) Center Spools   - (2) 7 Inch To 5 Inch Long Drop Elbows   - (2) Cab Brackets...
    Now: $3,068.09
    Was: $3,408.99
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    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,068.09
    Was: $3,408.99
    Subtotal:
  • On Sale
    BESTfit 7 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack   Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 7 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack   Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,329.09
    Was: $3,698.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnout - Length: 96 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,329.09
    Was: $3,698.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,329.09
    Was: $3,698.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,862.89
    Was: $3,180.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 96 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $2,862.89
    Was: $3,180.99
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    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,862.89
    Was: $3,180.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,932.19
    Was: $3,257.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit  - Kit Includes:  - (2) West Coast Turnout Top Stack   - (2) Center Spools   - (2) 7 Inch To 5 Inch Long Drop Elbows   - (4) Exhaust Brackets...
    Now: $2,932.19
    Was: $3,257.99
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    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,932.19
    Was: $3,257.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,198.59
    Was: $3,553.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit  - Kit Includes:  - (2) Bull Hauler Turnout Top Stack  - (2) Center Spools  - (2) 7 Inch To 5 Inch Long Drop Elbows   - (2) Cab Brackets...
    Now: $3,198.59
    Was: $3,553.99
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    Qty in Cart: 0
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    Now: $3,198.59
    Was: $3,553.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee Long 90S & Chrome Tapered Y-Pipe Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,018.59
    Was: $3,353.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 96 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,018.59
    Was: $3,353.99
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    Qty in Cart: 0
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    Price:
    Now: $3,018.59
    Was: $3,353.99
    Subtotal:
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