- Exhaust Systems
- Mufflers
- Flowmaster 40 Series Original Mufflers
The Muffler That Started It All!
Flowmaster's 40 Series Original Mufflers are designed for street/strip and off-road use. These aggressive sounding mufflers deliver a powerful, classic "Flowmaster Sound" from both inside and outside of the vehicle. Give your exhaust system a great muscle car tone with one of these fully MIG welded 40 Series original mufflers.
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Features:
- The original high-performance muffler
- Aggressive sound
- Constructed from stainless steel or 16-gauge aluminized steel
- Fully MIG welded
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Center In/Dual Out
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$99.95
$89.96
SAVE $9.99
Estimated to ship direct from manufacturer on 05/20/25, pending manufacturer availability.
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$99.95
$89.96
SAVE $9.99
Estimated to ship direct from manufacturer on 05/20/25, pending manufacturer availability.
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Dual In/Dual Out
Offset In/Center Out
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$123.95
$111.55
SAVE $12.40
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Offset In/Offset Out
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$123.95
$111.55
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Offset In/Center Out
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Flowmaster 8042441
Flowmaster 40-Series Original Muffler Offset In/Center Out: 2.250 in. Diameter [Black Painted Finish]
$123.95
$111.55
SAVE $12.40
(2)
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Offset In/Offset Out
Offset In/Center Out
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$123.95
$111.55
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(2)
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Fits Your Vehicle
Center In/Dual Out
Fits Your Vehicle
$123.95
$111.55
SAVE $12.40
(2)
Estimated to ship direct from manufacturer on 05/20/25, pending manufacturer availability.
Lowest Price Guarantee
$123.95
$111.55
SAVE $12.40
(2)
Estimated to ship direct from manufacturer on 05/20/25, pending manufacturer availability.
Lowest Price Guarantee
Fits Your Vehicle