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)
- Product
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![Internal Muffler/Dampener 8" x 45"]( "Internal Muffler/Dampener 8\" x 45\"")
![Internal Muffler/Dampener 8" x 45"]( "Internal Muffler/Dampener 8\" x 45\"")
Internal Muffler/Dampener 8" x 45"
Grand Rock
OEM PRICE $1,099.98YOUR PRICE $879.98VK-8 Internal Dampner 8" 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 see that we have...GRCVK-8OEM PRICE $1,099.98YOUR PRICE $879.98 -
![Internal Muffler/Dampener 7" x 45"]( "Internal Muffler/Dampener 7\" x 45\"")
![Internal Muffler/Dampener 7" x 45"]( "Internal Muffler/Dampener 7\" x 45\"")
Internal Muffler/Dampener 7" x 45"
Grand Rock
OEM PRICE $1,074.98YOUR PRICE $859.98VK-7 Internal Dampner 7" 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 see that we have...GRCVK-7OEM PRICE $1,074.98YOUR PRICE $859.98 -
![Internal Muffler/Dampener 6" x 45"]( "Internal Muffler/Dampener 6\" x 45\"")
![Internal Muffler/Dampener 6" x 45"]( "Internal Muffler/Dampener 6\" x 45\"")
Internal Muffler/Dampener 6" x 45"
Grand Rock
OEM PRICE $999.98YOUR PRICE $799.98VK-6 Internal Dampner 6" 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 see that we have...GRCVK-6OEM PRICE $999.98YOUR PRICE $799.98 -
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![5" x 18" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-518]( "5\" x 18\" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-518")
![5" x 18" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-518]( "5\" x 18\" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-518")
5" x 18" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-518
Grand Rock
OEM PRICE $258.00YOUR PRICE $128.00IM-518 5" x 18" Internal Baffle Tube 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 are...GRCIM-518OEM PRICE $258.00YOUR PRICE $128.00 -
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![IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-560 5\" x 60\" Internal Muffler Exhaust Baffle Tube (PAIR)")
![IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-560 5\" x 60\" Internal Muffler Exhaust Baffle Tube (PAIR)")
5" x 60" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-560
Grand Rock
OEM PRICE $499.00YOUR PRICE $309.00IM-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...GRCIM-560OEM PRICE $499.00YOUR PRICE $309.00 -
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![SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418]( "SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418")
![SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418]( "SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418")
SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418
Grand Rock
OEM PRICE $219.00YOUR PRICE $109.00IM-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-SINGLEOEM PRICE $219.00YOUR PRICE $109.00 -
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![QP-5LC or VK-5 Internal Dampener 5" x 45" Add to your Pipe]( "QP-5LC or VK-5 Internal Dampener 5\" x 45\" Add to your Pipe")
![QP-5LC or VK-5 Internal Dampener 5" x 45" Add to your Pipe]( "QP-5LC or VK-5 Internal Dampener 5\" x 45\" Add to your Pipe")
QP-5LC or VK-5 Internal Dampener 5" x 45" Add to your Pipe
Grand Rock
OEM PRICE $817.00YOUR PRICE $617.00QP-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 see that...GRCVK-5OEM PRICE $817.00YOUR PRICE $617.00 -
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![7" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-772]( "7\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-772")
![7" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-772]( "7\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-772")
7" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-772
Grand Rock
OEM PRICE $1,225.00YOUR PRICE $775.00IM-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...23996OEM PRICE $1,225.00YOUR PRICE $775.00 -
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![6" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-672]( "6\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-672")
![6" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-672]( "6\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-672")
6" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-672
Grand Rock
OEM PRICE $999.00YOUR PRICE $699.00IM-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...GRCIM-672-PAIROEM PRICE $999.00YOUR PRICE $699.00 -
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![5" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-572]( "5\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-572")
![5" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-572]( "5\" x 72\" Internal Muffler Exhaust Baffle Tube (Pair) IM-572")
5" x 72" Internal Muffler Exhaust Baffle Tube (Pair) IM-572
Grand Rock
OEM PRICE $1,019.00YOUR PRICE $699.00IM-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...GRCIM-572OEM PRICE $1,019.00YOUR PRICE $699.00 -
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![IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-560 5\" x 60\" Internal Muffler Exhaust Baffle Tube (PAIR)")
![IM-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-560 5\" x 60\" Internal Muffler Exhaust Baffle Tube (PAIR)")
5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR) IM-560
Grand Rock
OEM PRICE $799.00YOUR PRICE $599.00IM-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...GRCIM-560-DOUBLEOEM PRICE $799.00YOUR PRICE $599.00 -
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![IM-518 5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-518 5\" x 18\" Internal Muffler Exhaust Baffle Tube (PAIR)")
![IM-518 5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR)]( "IM-518 5\" x 18\" Internal Muffler Exhaust Baffle Tube (PAIR)")
5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR) IM-518
Grand Rock
OEM PRICE $317.00YOUR PRICE $267.00IM-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...23922OEM PRICE $317.00YOUR PRICE $267.00 -
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![4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR) IM-418]( "4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR) IM-418")
![4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR) IM-418]( "4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR) IM-418")
4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR) IM-418
Grand Rock
OEM PRICE $299.00YOUR PRICE $218.00IM-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-DOUBLEOEM PRICE $299.00YOUR PRICE $218.00
