Peterbilt Parts

Peterbilt Parts

Need some primo Peterbilt parts? Well, you just hit the jackpot. Here at 4 State Trucks, we're not messing around - we've got a treasure trove of both genuine and aftermarket Peterbilt parts and goodies that'll make your rig purr. Listen, we get it. Maybe you're babying your trusty workhorse, or perhaps you're shining up that show-stopper for the next big event. Either way, we've got your Peterbilt parts and your back. Our crew knows Petes inside and out, and they're itching to help you find that perfect part. Got a classic 379 that needs some love? We've got your parts. Rolling in a spanking new 579? No sweat, we've got those cutting-edge parts too.
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  • On Sale
    BESTfit 7-5 X 108 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 108 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 108 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: $2,827.79
    Was: $3,141.99
    Chrome 7 Inch Exhaust Kit With 52 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 2- 09-08705408- 7 O.D. X 54 West Coast Chrome Top Stack - 2- 09-0827055- Exhaust Spool 7 Inch O...
    Now: $2,827.79
    Was: $3,141.99
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    Now: $2,827.79
    Was: $3,141.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 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 108 Inch Chrome Exhaust Kit W/  West Coast Turn 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/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,827.79
    Was: $3,141.99
    Chrome 7 Inch Exhaust Kit With 55 Inch Spool & Long Drop 90 Degree Elbows  - Made Of High Quality Chrome-Plated Steel - Length 108 Inch - 4 - 01-0800700- Wide Angled Clamp 7 Inch Peterbilt Chrome-Plated Stainless Steel - 2 -...
    Now: $2,827.79
    Was: $3,141.99
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    Qty in Cart: 0
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    Now: $2,827.79
    Was: $3,141.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome West Coast Stack Exhaust Kit For Peterbilt 589 W/ Cab Mount Exhaust BESTfit 7-5 X 108 Inch Chrome West Coast Stack Exhaust Kit For Peterbilt 589 W/ Cab Mount Exhaust
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    BESTfit 7-5 X 108 Inch Chrome West Coast Stack Exhaust Kit For Peterbilt 589 W/ Cab Mount Exhaust

    BESTFIT TRUCK PARTS

    Now: $3,734.95
    Was: $4,149.94
    Cab Mount Peterbilt 589 West Coast Exhaust Kit  - Exhaust Kit - Kit Includes:   - (2) 7 X 54 Inch Chrome West Coast Turn Out Top Stacks   - (2) 7 X 52 Inch Chrome Spool   - (2) 7-5 Inch Long Drop 90 Degree Elbow   - (2) 7...
    Now: $3,734.95
    Was: $4,149.94
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    Qty in Cart: 0
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    Now: $3,734.95
    Was: $4,149.94
    Subtotal:
  • On Sale
    BESTfit 7 X 108 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 Unibilt BESTfit 7 X 108 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 Unibilt
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    BESTfit 7 X 108 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 Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,491.09
    Was: $3,878.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: West Coast Turnouts - Length: 108 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,491.09
    Was: $3,878.99
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    Qty in Cart: 0
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    Now: $3,491.09
    Was: $3,878.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  West Coast Turn 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/  West Coast Turn Top Stack  OE Style Elbows  Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt
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    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/ West Coast Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,587.49
    Was: $2,874.99
    BESTfit Chrome 7 Inch Exhaust Kit With 55 Inch Spool Fits Peterbilt  - Made Of High Quality Chrome-Plated Steel - Sleeper Type: Unibilt - Top Cut: West Coast Turnouts - Length: 108 Inches - Peterbilt Style Elbows - 55 Inch...
    Now: $2,587.49
    Was: $2,874.99
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    Qty in Cart: 0
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    Now: $2,587.49
    Was: $2,874.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 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 Standard Spool Unibilt BESTfit 7-5 X 108 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 Standard Spool Unibilt
    Add to Cart

    BESTfit 7-5 X 108 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 Standard Spool Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,166.19
    Was: $3,517.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes:  - (2) 108 Inch West Coast Turnout Top Stack   - (2) 52 Inch Center Spools   - (2) 7 Inch To 5 Inch Long Drop Elbows   - (2)...
    Now: $3,166.19
    Was: $3,517.99
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    Qty in Cart: 0
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    Price:
    Now: $3,166.19
    Was: $3,517.99
    Subtotal:
  • On Sale
    BESTfit 7 X 108 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 Unibilt BESTfit 7 X 108 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 Unibilt
    Add to Cart

    BESTfit 7 X 108 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 Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,491.09
    Was: $3,878.99
    BESTfit Chrome 7 Inch Exhaust Kit With 52 Inch Spool Fits Peterbilt  - Exhaust Kit - Kit Includes: - (2) 108 Inch West Coast Turnout Top Stack  - (2) 55 Inch Center Spools  - (2) 7 Inch To 5 Inch Long Drop Elbows  - (2) Cab...
    Now: $3,491.09
    Was: $3,878.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,491.09
    Was: $3,878.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  West Coast Turn 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/  West Coast Turn 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/ West Coast Turn Top Stack Long Drop Elbows No Tee Peterbilt (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,600.99
    Was: $2,889.99
    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- 09-08705408- 7 O.D. X 54 West Coast Chrome Top Stack - 2- 09-0827055- Exhaust Spool 7 Inch O...
    Now: $2,600.99
    Was: $2,889.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,600.99
    Was: $2,889.99
    Subtotal:
  • On Sale
    BESTfit 7 X 108 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee  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/  West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee  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/ West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee 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: $3,430.79
    Was: $3,811.99
    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 Turnouts - Length: 108 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,430.79
    Was: $3,811.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,430.79
    Was: $3,811.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 Inch Chrome Exhaust Kit W/  West Coast Turn 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/  West Coast Turn 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/ West Coast Turn Top Stack OE Style Elbows Peterbilt 378, 379, 389 Glider (2005-Newer) 55 Inch Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $2,363.39
    Was: $2,625.99
    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: 108 Inches - Peterbilt Style Elbows - 55 Inch...
    Now: $2,363.39
    Was: $2,625.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $2,363.39
    Was: $2,625.99
    Subtotal:
  • On Sale
    BESTfit 7 X 108 Inch Chrome Exhaust Kit W/  West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee  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/  West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee  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/ West Coast Turn Top Stack W/ 7 Inch Taper Lock Chrome Tee 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: $3,430.79
    Was: $3,811.99
    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: 108 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,430.79
    Was: $3,811.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,430.79
    Was: $3,811.99
    Subtotal:
  • On Sale
    BESTfit 7-5 X 108 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 Standard Spool Non-Unibilt BESTfit 7-5 X 108 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 Standard Spool Non-Unibilt
    Add to Cart

    BESTfit 7-5 X 108 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 Standard Spool Non-Unibilt

    BESTFIT TRUCK PARTS

    Now: $3,119.39
    Was: $3,465.99
    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: 108 Inches - Long Drop Elbows - 55 Inch...
    Now: $3,119.39
    Was: $3,465.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,119.39
    Was: $3,465.99
    Subtotal:
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