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Top 10 Best Flowmaster 40 Series Muffler

of November 2024
1
Best ChoiceBest Choice
Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT -
Flowmaster
Flowmaster
Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound, Black
10
Exceptional
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2
Best ValueBest Value
Flowmaster 43043 40 Series Muffler - 3.00 Offset IN / 3.00 Offset OUT -
Flowmaster
Flowmaster
Flowmaster 43043 40 Series Muffler - 3.00 Offset IN / 3.00 Offset OUT - Aggressive Sound, Black
9.9
Exceptional
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3
Flowmaster 430402 3In (C)/2.5Out (D) 40 Series Muffler
Flowmaster
Flowmaster
Flowmaster 430402 3In (C)/2.5Out (D) 40 Series Muffler
9.8
Exceptional
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4
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET &
Southwest Speed
Southwest Speed
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH
9.7
Exceptional
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5
Flowmaster 42443 40 Series Muffler - 2.25 Offset IN / 2.25 Offset OUT -
Flowmaster
Flowmaster
Flowmaster 42443 40 Series Muffler - 2.25 Offset IN / 2.25 Offset OUT - Aggressive Sound, Black
9.6
Exceptional
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6
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & 3"
Southwest Speed
Southwest Speed
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & 3" CENTER OUTLET,19" OVERALL LENGTH
9.5
Excellent
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7
Flowmaster 953047 3 In(C)/Out(O) Super 40 Series Muffler
Flowmaster
Flowmaster
Flowmaster 953047 3 In(C)/Out(O) Super 40 Series Muffler
9.4
Excellent
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8
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,2.50" OFFSET IN,2.50" OFFSET
Southwest Speed
Southwest Speed
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,2.50" OFFSET IN,2.50" OFFSET OUT,BLACK FINISH
9.3
Excellent
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9
Flowmaster 42543 2.5In(O)/Out(O) 40 Series Muffler
Flowmaster
Flowmaster
Flowmaster 42543 2.5In(O)/Out(O) 40 Series Muffler
9.2
Excellent
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10
Flowmaster 953045 Super 40 Muffler - 3.00 Center IN / 3.00 Center OUT -
Flowmaster
Flowmaster
Flowmaster 953045 Super 40 Muffler - 3.00 Center IN / 3.00 Center OUT - Aggressive Sound, Black
9.1
Excellent
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About Flowmaster 40 Series Muffler

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Flowmaster 42541 40 Series Muffler - 2.50 Offset IN / 2.50 Center OUT - Aggressive Sound, Black

Durable fully welded 16 gauge aluminized steel. Aggressive and powerful exterior exhaust tone. Notable Interior resonance. Excellent street, strip and off road application. No Internal packing to blowout. Fit type Universal Fit.

Flowmaster 43043 40 Series Muffler - 3.00 Offset IN / 3.00 Offset OUT - Aggressive Sound, Black

Durable fully welded 16 gauge aluminized steel. Aggressive and powerful exterior exhaust tone. Notable Interior resonance. Excellent street, strip and off road application. No Internal packing to blowout. Fit type Universal Fit.

Flowmaster 430402 3In (C)/2.5Out (D) 40 Series Muffler

Excellent StreetStrip and Off Road application. Noticeable interior resonance. Aggressive Sound Exterior Exhaust Tone. Durable fully welded 16 gauge aluminized steel. MIG welded for maximum durability.

NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH

Flowmaster 42443 40 Series Muffler - 2.25 Offset IN / 2.25 Offset OUT - Aggressive Sound, Black

Durable fully welded 16 gauge aluminized steel. Aggressive and powerful exterior exhaust tone. Notable Interior resonance. Excellent street, strip and off road application. No Internal packing to blowout. Fit type Universal Fit.

NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & 3" CENTER OUTLET,19" OVERALL LENGTH

Flowmaster 953047 3 In(C)/Out(O) Super 40 Series Muffler

Deep aggressive to moderate exhaust note. Moderate interior resonance. Excellent performance on high horsepower vehicles. Race proven patented delta flow technology.

NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,2.50" OFFSET IN,2.50" OFFSET OUT,BLACK FINISH

Flowmaster 42543 2.5In(O)/Out(O) 40 Series Muffler

Excellent StreetStrip and Off Road application. Noticeable interior resonance. Aggressive Sound Exterior Exhaust Tone. Durable fully welded 16 gauge aluminized steel. MIG welded for maximum durability.

Flowmaster 953045 Super 40 Muffler - 3.00 Center IN / 3.00 Center OUT - Aggressive Sound, Black

Fit Type Universal Fit. Moderate interior resonance. No internal packing to blow-out. Deep aggressive to moderate exhaust note.
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