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Model: 1001576
Condition: NEW
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for…
Model: 3942403
Condition: NEW
Don't let the looks of this muffler fool you. Although at idle, you may cause passengers to immediately reach for their seat belts, upon acceleration, a smooth authoritative tone turns apprehension into a reassuring confidence. This is a…
Model: 3955868
Condition: NEW
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for…
Model: 3075153
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075145
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3033115
Condition: NEW
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Model: 3033112
Condition: NEW
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Model: 3274022
Condition: NEW
2 1/2" Diameter
Aluminized
14" Body
Center In - Offset Out
…
Model: 3075155
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075154
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075152
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075151
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075150
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075149
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2-1/2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075148
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3075147
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to fit…
Model: 3075146
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to fit…
Model: 3075144
Condition: NEW
Now you too can have that nostalgic mellow tone that only a Smithy's muffler produces. With a beautiful blue hammertone finish, 3-1/2 inch case diameter and a 2 inch inlet & outlet, not only do they look great, they can be adapted to…
Model: 3033113
Condition: NEW
…
Model: 3033111
Condition: NEW
…
Model: 3033109
Condition: NEW
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Model: 3033108
Condition: NEW
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Model: 3033107
Condition: NEW
…
Model: 3019074
Condition: NEW
World's Oldest Performance Muffler Double End Cap Construction Blue Hammertone Finish Steel Case Deep Resonating Tone Great For Custom Exhaust Actual Length Is Approximately 5 Longer Than Case 3 1/2 Diameter Case Not For Use On Vehicles…
Model: 3019073
Condition: NEW
World's Oldest Performance Muffler Double End Cap Construction Blue Hammertone Finish Steel Case Deep Resonating Tone Great For Custom Exhaust Actual Length Is Approximately 5 Longer Than Case 3 1/2 Diameter Case Not For Use On Vehicles…
Model: 3019072
Condition: NEW
World's Oldest Performance Muffler Double End Cap Construction Blue Hammertone Finish Steel Case Deep Resonating Tone Great For Custom Exhaust Actual Length Is Approximately 5 Longer Than Case 3 1/2 Diameter Case Not For Use On Vehicles…
Model: 3019071
Condition: NEW
World's Oldest Performance Muffler Double End Cap Construction Blue Hammertone Finish Steel Case Deep Resonating Tone Great For Custom Exhaust Actual Length Is Approximately 5 Longer Than Case 3 1/2 Diameter Case Not For Use On Vehicles…
Model: 3019070
Condition: NEW
World's Oldest Performance Muffler Double End Cap Construction Blue Hammertone Finish Steel Case Deep Resonating Tone Great For Custom Exhaust Actual Length Is Approximately 5 Longer Than Case 3 1/2 Case Diameter Not For Use On Vehicles…
Model: 3273248
Condition: NEW
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for…
Model: 3252726
Condition: NEW
The internal pipe has a quantity of 172, 1/4" porting holes & 3 baffles, which is the correct baffling system to create that original muffler sound, and also eliminate engine back pressure. Independent testing with a dynamo test…
Model: 3246165
Condition: NEW
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for…
Model: 3241439
Condition: NEW
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for…
Model: 3240061
Condition: NEW
This two chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over…
Model: 3238229
Condition: NEW
Includes hardware. For trucks with 131" wheelbase. This mounts to the frame & holds the tailpipe.
…
Model: 3204514
Condition: NEW
This two chamber design incorporates Flowmaster's Delta Flow® technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over…
Model: 3193301
Condition: NEW
Also fits 33-34 Passenger & Pickup & 38-39 122 inch wheelbase Truck.
…
Classic Truck 2024