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.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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 114 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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: $3,475.79
    Was: $3,861.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55...
    Now: $3,475.79
    Was: $3,861.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,475.79
    Was: $3,861.99
    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 (2005-Newer) 55 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 (2005-Newer) 55 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 (2005-Newer) 55 Inch Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,544.19
    Was: $3,937.99
    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: $3,544.19
    Was: $3,937.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,544.19
    Was: $3,937.99
    Subtotal:
  • On Sale
    BESTfit 7 X 114 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 Quiet Spools Unibilt BESTfit 7 X 114 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 Quiet Spools Unibilt
    Add to Cart

    BESTfit 7 X 114 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 Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $4,008.59
    Was: $4,453.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55...
    Now: $4,008.59
    Was: $4,453.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $4,008.59
    Was: $4,453.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
    Add to Cart

    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ Bull Hauler Turn Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,140.99
    Was: $3,489.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 114 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $3,140.99
    Was: $3,489.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,140.99
    Was: $3,489.99
    Subtotal:
  • On Sale
    BESTfit 7 X 114 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 Quiet Spools Unibilt BESTfit 7 X 114 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 Quiet Spools Unibilt
    Add to Cart

    BESTfit 7 X 114 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 Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,939.29
    Was: $4,376.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: Miter Top - Length: 114 Inches - Long Drop Elbows - 52 Inch Quiet...
    Now: $3,939.29
    Was: $4,376.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,939.29
    Was: $4,376.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt BESTfit 7-5 X 120 Inch Chrome Exhaust Kit W/  Flat Top Top Stack  Long Drop Elbows No 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 Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,140.99
    Was: $3,489.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 120 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $3,140.99
    Was: $3,489.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,140.99
    Was: $3,489.99
    Subtotal:
  • On Sale
    BESTfit 7 X 114 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 Quiet Spools Non-Unibilt BESTfit 7 X 114 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 Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7 X 114 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 Quiet Spools Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,790.79
    Was: $4,211.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55...
    Now: $3,790.79
    Was: $4,211.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,790.79
    Was: $4,211.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Bull Hauler Turn Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ Bull Hauler Turn 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 114 Inch - 2- 09-08706004- 7 O.D. X 60 Bull Hauler 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
    Quantity:
    Price:
    Now: $2,971.79
    Was: $3,301.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Unibilt BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  OE Style Elbows  Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Unibilt
    Add to Cart

    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack OE Style Elbows Peterbilt 378, 379 (1987-2003) 52 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,769.29
    Was: $3,076.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome Steel - Sleeper Type: Unibilt - Top Cut: Miter Top - Length: 114 Inches - Peterbilt Style Elbows - 52 Inch Quiet...
    Now: $2,769.29
    Was: $3,076.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,769.29
    Was: $3,076.99
    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 (1987-2003) 52 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 (1987-2003) 52 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 (1987-2003) 52 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,853.79
    Was: $4,281.99
    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: $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 114 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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 114 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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 114 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack W/ 5 Inch Taper Lock Chrome Tee 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: $3,324.59
    Was: $3,693.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt 378 & 379  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Standard - Top Cut: West Coast Turnouts - Length: 114 Inches - Long Drop Elbows - 55...
    Now: $3,324.59
    Was: $3,693.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,324.59
    Was: $3,693.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/  Miter Cut Top Stack  Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt
    Add to Cart

    BESTfit 7-5 X 114 Inch Chrome Exhaust Kit W/ Miter Cut Top Stack Long Drop Elbows No Tee Peterbilt (1987-2003) 52 Inch Quiet Spools Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,005.99
    Was: $3,339.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 114 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $3,005.99
    Was: $3,339.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,005.99
    Was: $3,339.99
    Subtotal:
  • Total: items /

Adding your products to cart