What is an Internal Muffler?

IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube (PAIR)

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-518 5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR)

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-560 5" x 60" Internal Muffler Exhaust Baffle Tube (PAIR)

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-572 5" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

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-672 6" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

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-772 7" x 72" Internal Muffler Exhaust Baffle Tube (Pair)

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...

QP-5LC or VK-5 Internal Dampener 5" x 45" Add to your Pipe

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 see that...

SINGLE IM-418 4 inch x 18 inch Internal Exhaust Baffle Tube

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...