MUFFLERS
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SHOP BY MUFFLER SIZE
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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
![M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171]( "M-121 Short Oval Muffler 10\" x 15\" x 26\" Replaces MFM12-040-171")
![M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171]( "M-121 Short Oval Muffler 10\" x 15\" x 26\" Replaces MFM12-040-171")
M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171
Grand Rock
OEM PRICE $479.00YOUR PRICE $390.00M-121 Type 3 Muffler 10" x 15" Oval 26" Body 5" Inlet Outlet MFM12-040-171 M-121 * Fits Kenworth W900B 1995 thru 2003 * Fits Kenworth W900L 1997 thru current* Fits Kenworth W900L AeroCab 1997 thru current What other exhaust parts will I need?...GRCM-121OEM PRICE $479.00YOUR PRICE $390.00 -
Free Shipping
![M-117 Type 2 Oval Sterling Muffler 10" x 15" x 36" Long 5" IN-OUT]( "M-117 Type 2 Oval Sterling Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
![M-117 Type 2 Oval Sterling Muffler 10" x 15" x 36" Long 5" IN-OUT]( "M-117 Type 2 Oval Sterling Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
Type 2 Oval Sterling Muffler 10" x 15" x 36" Long 5" IN-OUT M-117
Grand Rock
OEM PRICE $712.00YOUR PRICE $442.00M-117 Type 2 Oval Muffler 10"x15"x36" - 5" ID In-Out For Sterling M-117 Cross Reference:AP 3676;CRANE CARRIER 21024;CRANE CARRIER 21074;CUMMINS 3016377;DODGE 3784627;DONALDSON 11035;DONALDSON M120365;DYNAFLEX 89500117;FORD D3HS5230HA;FORD E4HS5225AA ...GRCM-117OEM PRICE $712.00YOUR PRICE $442.00 -
Free Shipping
![Oval Muffler 10" x 15" x 36" Long 5" IN-OUT]( "Oval Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
![Oval Muffler 10" x 15" x 36" Long 5" IN-OUT]( "Oval Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
M-116 Type 3 Oval Muffler 10" x 15" x 36" Long 5" IN-OUT
Nelson Aftermarket
OEM PRICE $751.00YOUR PRICE $459.00M-116 Type 3 Muffler 10" x 15" Oval Body 36" Body 40" Overall Long 5" ID-ID ENDS M-116 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...NEL86116MOEM PRICE $751.00YOUR PRICE $459.00 -
Free Shipping
![Universal Truck Muffler 10" x 15" x 26" Long 4" IN-OUT]( "Universal Truck Muffler 10\" x 15\" x 26\" Long 4\" IN-OUT")
![Universal Truck Muffler 10" x 15" x 26" Long 4" IN-OUT]( "Universal Truck Muffler 10\" x 15\" x 26\" Long 4\" IN-OUT")
M-115 Type 3 Universal Truck Muffler 10" x 15" x 26" Long 4" IN-OUT
Grand Rock
OEM PRICE $817.00YOUR PRICE $617.00M-115 Type 3 Muffler 10" x 15" Oval 26" 4" In-out M-115 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 fits...GRCM-115OEM PRICE $817.00YOUR PRICE $617.00 -
Free Shipping
![M-106 Type 2 Muffler 8.25" x 11.5 x 26" 3.5" IN-OUT]( "M-106 Type 2 Muffler 8.25\" x 11.5 x 26\" 3.5\" IN-OUT")
![M-106 Type 2 Muffler 8.25" x 11.5 x 26" 3.5" IN-OUT]( "M-106 Type 2 Muffler 8.25\" x 11.5 x 26\" 3.5\" IN-OUT")
Type 2 Oval Offset Muffler 8.25" x 11.5 x 26" 3.5" IN-OUT M-106
Grand Rock
OEM PRICE $614.00YOUR PRICE $514.00M-106 Type 2 Muffler 8.25" x 11.5 x 26" 3.5" ID Inlet-Outlet M-106 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...GRCM-106OEM PRICE $614.00YOUR PRICE $514.00 -
Free Shipping
![Mack 20854874, 2ME3140M, Volvo 20854874.]( "Mack 20854874, 2ME3140M, Volvo 20854874.")
![Mack 20854874, 2ME3140M, Volvo 20854874.]( "Mack 20854874, 2ME3140M, Volvo 20854874.")
M-102 Type 1 Muffler 9" x 44.5" Body 5" IN-OUT 51" Overall
Grand Rock
OEM PRICE $509.00YOUR PRICE $349.00M-102 Type 1 Muffler 9" x 44.5" 5" ID Outlet-Inlet Better Quality Mack 20854874, 2ME3140M, Volvo 20854874 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If...GRCM-102OEM PRICE $509.00YOUR PRICE $349.00 -
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![M110824 Peterbilt 387 Muffler 11" Round x 55" Body x 61.5" Overall]( "M110824 Peterbilt 387 Muffler 11\" Round x 55\" Body x 61.5\" Overall")
![M110824 Peterbilt 387 Muffler 11" Round x 55" Body x 61.5" Overall]( "M110824 Peterbilt 387 Muffler 11\" Round x 55\" Body x 61.5\" Overall")
M110824 Peterbilt 387 Muffler 11" Round x 55" Body x 61.5" Overall
Grand Rock
OEM PRICE $635.00YOUR PRICE $415.00M-0824 M-0824 Muffler for 387 Peterbilt 2007 and Newer The muffler is custom made to fit Peterbilt 387 models (not equipped with DPF) built in the year range of 1999 to 2007. It has an overall length of 61.5" and the shell length is 55". The inlet and...GRCM-0824OEM PRICE $635.00YOUR PRICE $415.00 -
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![M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11" Round 36" long]( "M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11\" Round 36\" long")
![M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11" Round 36" long]( "M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11\" Round 36\" long")
M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11" Round 36" long
Grand Rock
OEM PRICE $479.00YOUR PRICE $380.00M-034 M-034 Type 4 Muffler Bluebird-GMC Bus 4 IN-OUT 11" Round 36" long M-034 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-034OEM PRICE $479.00YOUR PRICE $380.00 -
Free Shipping
![HF-1051 High Flow Muffler 10" x 51" Type 1 Muffler]( "HF-1051 High Flow Muffler 10\" x 51\" Type 1 Muffler")
![HF-1051 High Flow Muffler 10" x 51" Type 1 Muffler]( "HF-1051 High Flow Muffler 10\" x 51\" Type 1 Muffler")
High Flow Muffler 10" x 51" Type 1 with 5" IN/OUT HF-1051
Grand Rock
OEM PRICE $817.00YOUR PRICE $617.00Universal Muffler HF-1051 High Flow Type 1 Muffler Horizontal or Vertical Applications High Flow Replacement Muffler Studies Have Shown A Minimum Of 3% Increase In Gas Mileage Replaces 10" Diameter Stock Mufflers Works On All Engines (ISX, 3406E,...GRCHF-1051OEM PRICE $817.00YOUR PRICE $617.00 -
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![CM-66C Chrome Muffler 6" ID IN-6" ID OUT x 51" Long]( "CM-66C Chrome Muffler 6\" ID IN-6\" ID OUT x 51\" Long")
![CM-66C Chrome Muffler 6" ID IN-6" ID OUT x 51" Long]( "CM-66C Chrome Muffler 6\" ID IN-6\" ID OUT x 51\" Long")
CM-66C Chrome Muffler 6" ID IN-6" ID OUT x 51" Long
Grand Rock
OEM PRICE $756.00YOUR PRICE $586.00CM-66C Type 1 Chrome Muffler 6" Inlet-Outlet 51" Long CM-66C CM-66C Chrome Muffler Same length as standard muffler Smooth, seamless construction Internal core is louvered for noise reduction Not very quiet What other exhaust parts will I need?...GRCCM-66COEM PRICE $756.00YOUR PRICE $586.00
