MUFFLERS
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![Type 1 End In-End Out Centered]( "Type 1 End In-End Out Centered")
Type 1 End In-End Out Centered
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![Type 2 End In-End Out Offset Ends]( "Type 2 End In-End Out Offset Ends")
Type 2 End In-End Out Offset Ends
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![Type 2A - Dual End IN - End OUT]( "Type 2A - Dual End IN - End OUT")
Type 2A - Dual End IN - End OUT
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![Type 3 - IN and OUT Same End]( "Type 3 - IN and OUT Same End")
Type 3 - IN and OUT Same End
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![Type 4 Side IN - End OUT]( "Type 4 Side IN - End OUT")
Type 4 Side IN - End OUT
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![Type 6 End IN-Side Out]( "Type 6 End IN-Side Out")
Type 6 End IN-Side Out
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![Type 7 End In-Dual Side Out]( "Type 7 End In-Dual Side Out")
Type 7 End In-Dual Side Out
- Type 10 - Side IN - Side OUT
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![High Flow Muffler]( "High Flow Muffler")
High Flow Muffler
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![Quiet Performance Muffler]( "Quiet Performance Muffler")
Quiet Performance Muffler
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![Type 1 Resonators]( "Type 1 Resonators")
Type 1 Resonators
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![Internal Mufflers]( "Internal Mufflers")
Internal Mufflers
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![CUSTOM MUFFLERS]( "CUSTOM MUFFLERS")
CUSTOM MUFFLERS
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![HANGERS]( "HANGERS")
HANGERS
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![Muffler Clamps]( "Muffler Clamps")
Muffler Clamps
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![Muffler Guards]( "Muffler Guards")
Muffler Guards
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Free Shipping
![10 x 15 Oval x 36" IN-OUT 5" ID Type 3]( "10 x 15 Oval x 36\" IN-OUT 5\" ID Type 3")
![10 x 15 Oval x 36" IN-OUT 5" ID Type 3]( "10 x 15 Oval x 36\" IN-OUT 5\" ID Type 3")
Kenworth Truck Muffler 10 x 15 Oval x 36" IN-OUT 5" ID Type 3
Grand Rock
OEM PRICE $3,779.00YOUR PRICE $823.00M-899 M120834, D13-2007 10 x 15 Oval x 36" IN-OUT 5" ID Type 3 Fits Kenworth W900B 2003 thru 2007 Fits Kenworth W900L 2003 thru currentFits Kenworth W900L AeroCab 2003 thru current What other exhaust parts will I need? Depending on your...GRCM-899OEM PRICE $3,779.00YOUR PRICE $823.00 -
Free Shipping
![M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045]( "M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045")
![M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045]( "M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045")
M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045
Grand Rock
OEM PRICE $1,199.00YOUR PRICE $899.00QPM-1045 M101451 or M66-6188 Paccar Muffler Stack Flex GPM-1045 Pairs with Paccar Curved Stack Pipes SK7-36SBC-L5CL & SK7-48SBC-L5CL What other exhaust parts will I need? Depending on your current exhaust system, you could need several...GPM-1045-M101451OEM PRICE $1,199.00YOUR PRICE $899.00 -
Free Shipping
![M-527C1 Type 6 Muffler 8.25 " x 11.5" x 32.5 - 3.5" IN 4" OD OUT]( "M-527C1 Type 6 Muffler 8.25 \" x 11.5\" x 32.5 - 3.5\" IN 4\" OD OUT")
![M-527C1 Type 6 Muffler 8.25 " x 11.5" x 32.5 - 3.5" IN 4" OD OUT]( "M-527C1 Type 6 Muffler 8.25 \" x 11.5\" x 32.5 - 3.5\" IN 4\" OD OUT")
M-527C1 Type 6 Muffler 8.25 " x 11.5" x 32.5 3.5" IN 4" OD OUT
Grand Rock
OEM PRICE $1,423.00YOUR PRICE $823.00M-527C1 Type 6 Muffler 8.25 " x 11.5" x 32.5 3.5" ID 4" OD Aluminized M-527C1 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 needing to find out...GRCM-527C1OEM PRICE $1,423.00YOUR PRICE $823.00 -
Free Shipping
![M-899 or M120834, D13-2007, 15914 Kenworth Muffler 10 x 15 x 36" IN-OUT 5" ID]( "M-899 or M120834, D13-2007, 15914 Kenworth Muffler 10 x 15 x 36\" IN-OUT 5\" ID")
10 x 15 x 36" Kenworth Oval Truck Muffler with 5" IN-OUT Type 3
ShuttleWorth
OEM PRICE $2,888.00YOUR PRICE $799.00M-899 M120834, D13-2007 Kenworth Muffler 10 x 15" x 39" IN-OUT 5" ID Fits Kenworth W900B 2003 thru 2007 Fits Kenworth W900L 2003 thru currentFits Kenworth W900L AeroCab 2003 thru current What other exhaust parts will I need?...D13-2007OEM PRICE $2,888.00YOUR PRICE $799.00 -
Free Shipping
![M-1774 Type 1 Muffler for Freightliner 8" Body 55" Long]( "M-1774 Type 1 Muffler for Freightliner 8\" Body 55\" Long")
![M-1774 Type 1 Muffler for Freightliner 8" Body 55" Long]( "M-1774 Type 1 Muffler for Freightliner 8\" Body 55\" Long")
Muffler for Freightliner 8" Round x 55" Long Body M-1774
Grand Rock
OEM PRICE $1,426.00YOUR PRICE $926.00M-1774 Type 1 Muffler for Freightliner 8" Body 55" Long M-1774 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 needing to find out what OEM pipe...GRCM-1774OEM PRICE $1,426.00YOUR PRICE $926.00 -
Free Shipping
![Oval Muffler 12" x 15" x 30.3" Long 4" IN - 5" OUT]( "Oval Muffler 12\" x 15\" x 30.3\" Long 4\" IN - 5\" OUT")
![Oval Muffler 12" x 15" x 30.3" Long 4" IN - 5" OUT]( "Oval Muffler 12\" x 15\" x 30.3\" Long 4\" IN - 5\" OUT")
M-124 Type 3 Oval Muffler 12" x 15" x 30.3" Long 4" IN - 5" OUT
Grand Rock
OEM PRICE $1,152.00YOUR PRICE $780.00M-124 Type 3 Muffler 4" ID Inlet - 5" ID Outlet 12x15 Body - 29.2 Long M-124 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 needing to find out...GRCM-124OEM PRICE $1,152.00YOUR PRICE $780.00 -
Free Shipping
![3530358C1 Oval Muffler 10" x 15 x 42" Body 5" IN/6" OUT]( "3530358C1 Oval Muffler 10\" x 15 x 42\" Body 5\" IN/6\" OUT")
![3530358C1 Oval Muffler 10" x 15 x 42" Body 5" IN/6" OUT]( "3530358C1 Oval Muffler 10\" x 15 x 42\" Body 5\" IN/6\" OUT")
3530358C1 Oval Muffler 10" x 15 x 42" Body 5" IN/6" OUT
Grand Rock
OEM PRICE $868.00YOUR PRICE $720.00M-121L6 M121L-6 Oval Muffler 10" x 15 42" Body 5" Inlet 6" Outlet 3530358C1 Oval Muffler Fits International Fits International 9200, 9400 & 9900 What other exhaust parts will I need? Depending on your current exhaust system, you could need...GRCM-121L6OEM PRICE $868.00YOUR PRICE $720.00 -
Free Shipping
![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 -
Free Shipping
![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
