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 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
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    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,100.49
    Was: $3,444.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes:  - (2) 108 Inch Miter Top Stack   - (2) 55 Inch Center Spools   - (2) 7 Inch To 5 Inch Long Drop Elbows   - (2) Cab Brackets...
    Now: $3,100.49
    Was: $3,444.99
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    Now: $3,100.49
    Was: $3,444.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt
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    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,758.49
    Was: $3,064.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Exhaust Kit - Made Of Chrome-Plated Steel - Length 108 Inch - (4) Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - (2) Peterbilt...
    Now: $2,758.49
    Was: $3,064.99
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    Now: $2,758.49
    Was: $3,064.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,051.89
    Was: $3,390.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes: - (2) Miter Top Stack - (2) Center Spools  - (2) 7 Inch To 5 Inch Long Drop Elbows  - (4) Exhaust Brackets  - (8)...
    Now: $3,051.89
    Was: $3,390.99
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    Qty in Cart: 0
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    Now: $3,051.89
    Was: $3,390.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,758.49
    Was: $3,064.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Exhaust Kit - Made Of Chrome-Plated Steel - Length 108 Inch - (4) Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - (2) Peterbilt...
    Now: $2,758.49
    Was: $3,064.99
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    Qty in Cart: 0
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    Price:
    Now: $2,758.49
    Was: $3,064.99
    Subtotal:
  • On Sale
    BESTfit 7 X 108 Inch Chrome Exhaust Kit W/  Miter Cut 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 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack   Long 90S & 7 Inch Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7 X 108 Inch Chrome Exhaust Kit W/ Miter Cut 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: $3,363.29
    Was: $3,736.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Miter Top - Length: 108 Inches - Long Drop Elbows - 52 Inch Spools -...
    Now: $3,363.29
    Was: $3,736.99
    Add to Cart
    Qty in Cart: 0
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    Price:
    Now: $3,363.29
    Was: $3,736.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,533.49
    Was: $2,814.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 2- 09-08705401- 7 O.D. X 54 Miter Chrome Top Stack  - 2- 09-0827055- Exhaust Spool 7 Inch O.D. X...
    Now: $2,533.49
    Was: $2,814.99
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    Qty in Cart: 0
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    Now: $2,533.49
    Was: $2,814.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,296.79
    Was: $2,551.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes:  - (2) 108 Inch Miter Top Stack  - (2) 52 Inch Center Spools   - (2) 7 Inch To 5 Inch Standard Peterbilt Elbows  - (4)...
    Now: $2,296.79
    Was: $2,551.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,296.79
    Was: $2,551.99
    Subtotal:
  • On Sale
    BESTfit 7 X 108 Inch Chrome Exhaust Kit W/  Miter Cut 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 108 Inch Chrome Exhaust Kit W/  Miter Cut 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 108 Inch Chrome Exhaust Kit W/ Miter Cut 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: $3,363.29
    Was: $3,736.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Miter Top - Length: 108 Inches - Long Drop Elbows - 55 Inch Spools -...
    Now: $3,363.29
    Was: $3,736.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,363.29
    Was: $3,736.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,296.79
    Was: $2,551.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: Miter Top - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...
    Now: $2,296.79
    Was: $2,551.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,296.79
    Was: $2,551.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,964.59
    Was: $3,293.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes: - (2) Miter Top Stack  - (2) Center Spools - (2) 7 Inch To 5 Inch Long Drop Elbows  - (4) Exhaust Brackets  - (8)...
    Now: $2,964.59
    Was: $3,293.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
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    Now: $2,964.59
    Was: $3,293.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,519.09
    Was: $2,798.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Flat Top - Length: 108 Inches - Peterbilt Style Elbows - 52 Inch...
    Now: $2,519.09
    Was: $2,798.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,519.09
    Was: $2,798.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,519.09
    Was: $2,798.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Flat Top - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...
    Now: $2,519.09
    Was: $2,798.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,519.09
    Was: $2,798.99
    Subtotal:
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