Price Comparisons of Flowmaster 842451 50 Delta Muffler 409S - 2.25 Offset IN / 2.25 Center OUT - Moderate Sound

Flowmaster 842451 50 Delta Muffler 409S - 2.25 Offset IN / 2.25 Center OUT - Moderate SoundBuy Flowmaster 842451 50 Delta Muffler 409S - 2.25 Offset IN / 2.25 Center OUT - Moderate Sound

Flowmaster 842451 50 Delta Muffler 409S - 2.25 Offset IN / 2.25 Center OUT - Moderate Sound Product Description:



  • Mild to moderate exterior exhaust tone
  • Reduced Interior resonance
  • Excellent choice for street rods cars and trucks
  • Improved horsepower or torque and potential mileage improvement
  • Race proven patented delta flow technology

Product Description

This two chamber design Incorporates Flowmaster's patented delta flow technology. The delta deflectors generate Increased scavengIng for better performance and reduced Interior sound. Milder exterior tone and reduced Interior resonance over standard 40 Series. Constructed of 16 gauge 409S staInless steel and fully MIG welded for maximum durability.

Customer Reviews

Most helpful customer reviews

0 of 1 people found the following review helpful.
53 chambers, not 2
By Mr. Clean
Seems to be a great muffler, which is why I'm buying a pair. BUT it has 3 chambers, not 2.

See all 1 customer reviews...


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Buy Flowmaster 842451 50 Delta Muffler 409S - 2.25 Offset IN / 2.25 Center OUT - Moderate Sound