Peterbilt Exhaust Parts

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.
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  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt
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    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,995.99
    Was: $4,439.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $3,995.99
    Was: $4,439.99
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    Now: $3,995.99
    Was: $4,439.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
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    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,859.19
    Was: $4,287.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2 - 01-08017000- Chrome Long Leg 7 Inch Elbow With Tapered Top 7 Inch O.D. Bottom - 1 -...
    Now: $3,859.19
    Was: $4,287.99
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    Qty in Cart: 0
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    Now: $3,859.19
    Was: $4,287.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $4,078.79
    Was: $4,531.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $4,078.79
    Was: $4,531.99
    Add to Cart
    Qty in Cart: 0
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    Now: $4,078.79
    Was: $4,531.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt
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    BESTfit 7-5 X 96 Inch Chrome Exhaust Kit W/ Flat Top Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,509.19
    Was: $2,787.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome Steel - Sleeper Type: Standard - Top Cut: Flat Top - Length: 96 Inches - Peterbilt Style Elbows - 52 Inch Quiet...
    Now: $2,509.19
    Was: $2,787.99
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    Qty in Cart: 0
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    Now: $2,509.19
    Was: $2,787.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 7 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,996.89
    Was: $4,440.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2 - 01-08017000- Chrome Long Leg 7 Inch Elbow With Tapered Top 7 Inch O.D. Bottom - 1 -...
    Now: $3,996.89
    Was: $4,440.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,996.89
    Was: $4,440.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,821.49
    Was: $3,134.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & 58 Degree Elbow  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-081753056- 7-5 58-Dg Chrome Elbow Peterbilt With Tapered Top For O.D. Stacks 7 Inch Elbow Reduces To 5...
    Now: $2,821.49
    Was: $3,134.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,821.49
    Was: $3,134.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,971.79
    Was: $3,301.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 09-08706801- 7 O.D. X 68 Miter Stack Chrome Top Stack  - 2- 09-0837052- Exhaust Quiet Spool 7...
    Now: $2,971.79
    Was: $3,301.99
    Add to Cart
    Qty in Cart: 0
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    Price:
    Now: $2,971.79
    Was: $3,301.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,209.39
    Was: $3,565.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 09-08706808- 7 O.D. X 68 West Coast Turnout Chrome Top Stack  - 2- 09-0837055- Exhaust Quiet...
    Now: $3,209.39
    Was: $3,565.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,209.39
    Was: $3,565.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Flat Top Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,853.79
    Was: $4,281.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $3,853.79
    Was: $4,281.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,853.79
    Was: $4,281.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,914.19
    Was: $3,237.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & 58 Degree Elbow  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2- 01-081753056- 7-5 58-Dg Chrome Elbow Peterbilt With Tapered Top For O.D. Stacks 7 Inch Elbow Reduces To 5...
    Now: $2,914.19
    Was: $3,237.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,914.19
    Was: $3,237.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 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 Quiet Spools Non-Unibilt BESTfit 7-5 X 120 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 Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 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 Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,390.29
    Was: $3,766.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2 - 01-08017500- Chrome Long Leg 7 Inch Elbow With Tapered Top Reduced To 5 Inch O.D...
    Now: $3,390.29
    Was: $3,766.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,390.29
    Was: $3,766.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack  Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack Long 90S & Chrome Tapered Y-Pipe 5 Inch Taper Lock Chrome Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,612.59
    Was: $4,013.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool, Long Drop Elbows & 5 Inch T Pipe  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 2 - 01-08017500- Chrome Long Leg 7 Inch Elbow With Tapered Top Reduced To 5 Inch O.D...
    Now: $3,612.59
    Was: $4,013.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,612.59
    Was: $4,013.99
    Subtotal:
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