flowmaster

Flowmaster 8042443 40 Series Muffler

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SKU:
19441469
MPN:
8042443
Availability:
Usually ships the same or next business day. In stock at our MI, PA warehouses.
Shipping:
Calculated at Checkout
Stock Update:
02/17/2026 10:07:15 AM PST
$135.95
Stock Update:
02/17/2026 10:07:15 AM PST

Description

This item is brand-new, factory sealed.

Flowmaster 8042443 2.25 In(O)/Out(O) 40 Series 409s Muffler
  • Durable fully welded 409 stainless steel
  • Aggressive and powerful exterior exhaust tone
  • Notable interior resonance
  • Excellent street/strip and off-road application
  • No internal packing to blow-out
  • Fit type: Universal Fit
  • Manufacturer: Flowmaster
  • Brand: Flowmaster
  • Model: 8042443
  • Item Weight: 8.4 pounds
  • Country of Origin: USA
  • Item model number: 8042443
  • Is Discontinued By Manufacturer: No
  • Exterior: Painted
  • Manufacturer Part Number: 8042443
  • OEM Part Number: 8042443

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 maximum durability.

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Flowmaster 8042443 40 Series Muffler
$135.95