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Peterbilt 386 Exhaust Kits

 Few things stand out more on your rig than that beautiful, chromed-out stack. An essential part of your truck, a better exhaust means your whole system will be running smoother. If you’re looking for an all-in-one option, check out our Peterbilt 386 exhaust kits by Dynaflex and Interstate-McBee. If you only need a few parts, we also carry a wide selection of replacement clamps, reducers, couplers, miscellaneous pipes, and more for your Peterbilt 386 exhaust. No matter how you choose to upgrade your exhaust, all of our parts are made from high-quality material and backed by warranties that we take pride in. Give us a call with any questions regarding your Peterbilt 386 exhaust or shop online today!

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  • 5" Universal Chrome Elbow L590-1515SC 5" Universal Chrome Elbow L590-1515SC - Dimensions
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    5" Universal Chrome Elbow L590-1515SC

    GrandRock

    $200.94
    5" Universal Chrome Elbow L590-1515SC High Quality Chrome Elbow Universal Fitment Diameter: 5" Angle: 90° A Length: 15" (See Last Image) B Length: 15" (See Last Image) Center Line Radius: 6" Elbow Type: OD/OD Sold...
    $200.94
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  • 12" Universal Chrome Elbow L590-1212C 12" Universal Chrome Elbow L590-1212C - Dimensions
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    5" 90 Degree Universal Chrome Elbow L590-1212C

    GrandRock

    $179.48
    5" 90 Degree Universal Chrome Elbow L590-1212C High Quality Chrome Elbow Universal Fitment Diameter: 5" Angle: 90° A Length: 12" (See Last Image) B Length: 12" (See Last Image) Center Line Radius: 6" Elbow Type: ID/OD Sold...
    $179.48
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  • 8.25" x 11.5" Universal Aluminized Muffler M-777
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    8.25" x 11.5" Universal Aluminized Muffler M-777

    GrandRock

    $306.68
    8.25" x 11.5" Universal Aluminized Muffler M-777 High Quality Aluminized Muffler Universal Fitment Body Diameter: 8.25" x 11.5" Body Length: 32" Overall Length: 34.9" Inlet Off-Set / Clock Position: 2.5"/12 Outlet Off-Set / Clock Position: 24...
    $306.68
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  • 10" x 15" Universal Aluminized Muffler M-751
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    10" x 15" Universal Aluminized Muffler M-751

    GrandRock

    $401.68
    10" x 15" Universal Aluminized Muffler M-751 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" x 15" Body Length: 27" Overall Length: 30" Inlet Off-Set / Clock Position: 22.4"/5:30 Outlet Off-Set / Clock Position: 3...
    $401.68
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  • 10" Universal Aluminized Muffler M-651
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    10" Universal Aluminized Muffler M-651

    GrandRock

    $443.89
    10" Universal Aluminized Muffler M-651 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" Body Length: 44.5" Overall Length: 51" ID/ID: 6"/6" Sold Individually Quality Made Product If you should need additional Truck Parts...
    $443.89
    Add to Cart
  • 12" Universal Aluminized Muffler M120834
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    12" Universal Aluminized Muffler M120834

    GrandRock

    $749.79
    12" Universal Aluminized Muffler M120834 *Please Verify Your OEM Number Before Purchase High Quality Aluminized Muffler Universal Fitment Body Diameter: 12" Body Length: 35" Overall Length: 39" ID/ID: 5"/5" Material: Aluminized Sold...
    $749.79
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  • 12.3" x 15.2" Universal Aluminized Muffler M-757 - Thumbnail 12.3" x 15.2" Universal Aluminized Muffler M-757 - Dimensions
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    12.3" x 15.2" Universal Aluminized Muffler M-757

    GrandRock

    $976.40
    12.3" x 15.2" Universal Aluminized Muffler M-757 High Quality Aluminized Muffler Universal Fitment Body Diameter: 12.3" x 15.2" Body Length: 27" Overall Length: 30" ID/ID: 5"/5" Inlet Off-Set Clock Position: 22.4"/5:30 Outlet Off-Set Clock...
    $976.40
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  • 10" Universal Aluminized Muffler M-444
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    10" Universal Aluminized Muffler M-444

    GrandRock

    $204.66
    10" Universal Aluminized Muffler M-444 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" Body Length: 44.5" Overall Length: 51" ID/ID: 4"/4" Sold Individually Quality Made Product If you should need additional Truck Parts...
    $204.66
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  • 10" x 15" Universal Aluminized Muffler M-542
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    10" x 15" Universal Aluminized Muffler M-542

    GrandRock

    $323.37
    10" x 15" Universal Aluminized Muffler M-542 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" x 15"  Body Length: 21" Overall Length: 25" ID/ID: 4"/5" Inlet Off-Set / Clock Position: 3.1"/12 Outlet Off-Set / Clock...
    $323.37
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  • 6" Universal Chrome Muffler CM-56C
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    6" Universal Chrome Muffler CM-56C

    GrandRock

    $529.37
    6" Universal Chrome Muffler CM-56C High Quality Chrome Muffler Universal Fitment Body Diameter: 6" Body Length: 38.4" Overall Length: 51" ID/ID: 5"/6" Loud Internal Louvered Core Sold Individually Quality Made Product If you should need...
    $529.37
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  • 10" x 15" Universal Aluminized Muffler M-121 10" x 15" Universal Aluminized Muffler M-121 - Diagram
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    10" x 15" Universal Aluminized Muffler M-121

    GrandRock

    $291.44
    10" x 15" Universal Aluminized Muffler M-121 High Quality Aluminized Muffler Universal Fitment Body Diameter: 10" x 15" Body Length: 26" Overall Length: 29" ID/ID: 5"/5" Inlet Off-Set/Clock Position: 3"/12 Outlet Off-Set/Clock Position:...
    $291.44
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  • 11" Universal Aluminized Muffler M-529
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    11" Ford SB Aluminized Muffler M-529

    GrandRock

    $336.76
    11" Ford SB Aluminized Muffler M-529 High Quality Aluminized Muffler Fits Ford SB Engine Body Diameter: 11" Body Length: 36" Overall Length: 41.2" ID/ID: 4"/4" Inlet Off-Set/Clock Position: 2.5"/12 Outlet Off-Set/Clock Position: 2.5"/6 Sold...
    $336.76
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  • 9" Universal Aluminized Muffler M-771
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    9" Universal Aluminized Muffler M-771

    GrandRock

    $235.20
    9" Universal Aluminized Muffler M-771 High Quality Aluminized Muffler Universal Fitment Body Diameter: 9" Body Length: 44.5" Overall Length: 48" ID/ID: 4"/5" Inlet Off-Set/Clock Position: 3.8"/6 Outlet Off-Set/Clock Position: 0/0 Sold...
    $235.20
    Add to Cart
  • 9" Universal Aluminized Muffler M-132
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    9" Universal Aluminized Muffler M-132

    GrandRock

    $177.11
    9" Universal Aluminized Muffler M-132 High Quality Aluminized Muffler Universal Fitment Body Diameter: 9" Body Length: 44.5" Overall Length: 51" ID/ID: 5"/5" Sold Individually Quality Made Product If you should need additional Truck Parts...
    $177.11
    Add to Cart
  • 13" Universal Aluminized Muffler M-158A 13" Universal Aluminized Muffler M-158A - Diagram
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    13" Universal Aluminized Muffler 04-20689-001

    GrandRock

    $1,132.01
    13" Universal Aluminized Muffler 04-20689-001 *Please Verify Your OEM Number Before Purchases High Quality Aluminized Muffler Universal Fitment Direct Aftermarket Replacement For OEM#: 04-22804-000 Body Diameter: 13" Body Length: 42" Overall...
    $1,132.01
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  • 9" Universal Aluminized Muffler M-595
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    9" Universal Aluminized Muffler M-595

    GrandRock

    $177.96
    9" Universal Aluminized Muffler M-595 High Quality Aluminized Muffler Universal Fitment Body Diameter: 9" Body Length: 20" Overall Length: 26.5" ID/ID: 5"/5" Sold Individually Quality Made Product If you should need additional Truck Parts...
    $177.96
    Add to Cart
  • 6" Universal Chrome Muffler CM-55C
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    6" Universal Chrome Muffler CM-55C

    GrandRock

    $519.07
    6" Universal Chrome Muffler CM-55C High Quality Chrome Muffler Universal Fitment Internal Louvered Core Body Diameter: 6" Body Length: 38.4" Overall Length: 51" ID/ID: 5"/5" Sold Individually Quality Made Product If you should need...
    $519.07
    Add to Cart
  • 5" Universal Aluminized Muffler M-922
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    9" Universal Aluminized Muffler M-922

    GrandRock

    $360.44
    9" Universal Aluminized Muffler M-922 High Quality Aluminized Muffler Universal Fitment Body Diameter: 9" Body Length: 22" Overall Length: 25" Center To Center Measurement: 7.5" ID/ID: 5"/5" Sold Individually Quality Made Product If you...
    $360.44
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  • 5" Universal Aluminized Muffler Resonator M-145
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    9" Universal Aluminized Resonator M-145

    GrandRock

    $146.20
    9" Universal Aluminized Resonator M-145 High Quality Aluminized Resonator Universal Fitment Body Diameter: 9" Body Length: 10" Overall Length: 16.5" ID/ID: 5"/5" Sold Individually Quality Made Product If you should need additional Truck...
    $146.20
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  • Universal 5" x 120" 409 Stainless Steel Flex Tube
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    Universal 5" x 300" 409 Stainless Steel Flex Pipe

    GrandRock

    $596.32
    Universal 5" x 300" 409 Stainless Steel Flex Pipe High Quality Flex Pipe Universal Fitment Sturdy 409 Stainless Steel Construction ID/ID Dimensions: 5" D x 300" L Sold Individually Quality Made Product *This product ships LTL Freight and the shipping...
    $596.32
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