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Internal Mufflers

Internal Mufflers

Internal Mufflers

What is an Internal Muffler?

A slide-In straight through muffler helps reduce harsh exhaust tones.  

For Dual Exhaust Applications ONLY - Sold in Pairs

(Single use WILL cause engine failure)

type-1a-internal-muffler-chart.jpg

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  • Qty in Cart
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  • IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube (Pair)
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    IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR)

    Grand Rock

    OEM PRICE $159.00
    YOUR PRICE $109.00
    IM-418 4 inch x 18 inch Internal Muffler Baffle Tube SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    IM-418-DOUBLE
    OEM PRICE $159.00
    YOUR PRICE $109.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $159.00
    YOUR PRICE $109.00
    Subtotal:
  • IM-518 5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR)
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    IM-518 5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR)

    Grand Rock

    OEM PRICE $165.00
    YOUR PRICE $125.00
    IM-518 5" x 18" Internal Baffle Tube SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! IM-518 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If you...
    IM-518
    OEM PRICE $165.00
    YOUR PRICE $125.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $165.00
    YOUR PRICE $125.00
    Subtotal:
  • IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)
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    IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)

    Grand Rock

    OEM PRICE $479.00
    YOUR PRICE $399.00
    IM-560 5" x 60" Internal Baffle Tube SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!!   What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If you...
    IM-560
    OEM PRICE $479.00
    YOUR PRICE $399.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $479.00
    YOUR PRICE $399.00
    Subtotal:
  • IM-572 5" x 72" Internal Muffler Exhaust Baffle Tube (Pair)
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    IM-572 5" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

    Grand Rock

    OEM PRICE $635.00
    YOUR PRICE $449.00
    IM-572 5" x 72" Internal Baffle Tube - No bolting needed SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    IM-572
    OEM PRICE $635.00
    YOUR PRICE $449.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $635.00
    YOUR PRICE $449.00
    Subtotal:
  • IM-672 6" x 72" Internal Muffler Exhaust Baffle Tube (Pair)
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    IM-672 6" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

    Grand Rock

    OEM PRICE $529.00
    YOUR PRICE $479.00
    IM-672 6" x 72" Internal Muffler Baffle Tube - No Bolting Needed SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete...
    IM-672
    OEM PRICE $529.00
    YOUR PRICE $479.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $529.00
    YOUR PRICE $479.00
    Subtotal:
  • IM-772 7" x 72" Internal Muffler Exhaust Baffle Tube (Pair)
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    IM-772 7" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

    Grand Rock

    OEM PRICE $741.00
    YOUR PRICE $539.00
    IM-772 7" x 72" Internal Baffle Tube - No Bolting Needed SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    IM-772
    OEM PRICE $741.00
    YOUR PRICE $539.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $741.00
    YOUR PRICE $539.00
    Subtotal:
  • QP-5LC or VK-5 Internal Dampner 5" x 45" Add to your Pipe
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    QP-5LC or VK-5 Internal Dampener 5" x 45" Add to your Pipe

    Grand Rock

    OEM PRICE $700.00
    YOUR PRICE $580.00
    QP-5LC or VK-5 Internal Dampner 5" x 45" Add to your Pipe   PIPE NOT INCLUDED     At Truck Pipes USA we offer you a large variety of exhaust systems for All Kenworth trucks on the road today.  Browse our site and you will...
    VK-5
    OEM PRICE $700.00
    YOUR PRICE $580.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $700.00
    YOUR PRICE $580.00
    Subtotal:
  • SINGLE IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube
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    SINGLE IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube

    Grand Rock

    OEM PRICE $137.00
    YOUR PRICE $59.00
    IM-418 4 inch x 18 inch Internal Muffler Baffle Tube SINGLE BAFFLE Single Use CAN Cause Engine Failure!!   What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    IM-418-SINGLE
    OEM PRICE $137.00
    YOUR PRICE $59.00
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    Qty in Cart: 0
    Price:
    OEM PRICE $137.00
    YOUR PRICE $59.00
    Subtotal:
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