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Flowmaster 425404 40 Series ™ Original Aluminized Steel Exhaust Muffler

California Prop65: Warning
$99.95
Taxes, discounts and shipping calculated at checkout.

Free Delivery Available to a Shop Near You (some exclusions apply)


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 maximum durability.

 

  • Durable Fully Welded 16 Gauge Aluminized Steel
  • Aggressive Sound Exterior Exhaust Tone
  • No Internal Packing To Blowout
  • Excellent Street Or Strip And Off Road Application
  • Limited 3 Year Warranty

Product Specifications

ShapeOval
Inlet PositionOffset Dual
Inlet Diameter (IN)2-1/2 Inch
Outlet PositionOffset Dual
Outlet Diameter (IN)2-1/2 Inch
UniversalitySemi-Universal
Estimated Install Time (Hours)1
Case Diameter (IN)9-1/2 Inch X 4 Inch
Case Length (IN)13 Inch
Overall Length (IN)19 Inch
Color/ FinishBlack Painted
MaterialAluminized Steel
Wall TypeSingle Wall
Includes TipWithout Tip
Tip Length (IN)Without Tip
Tip Diameter (IN)Without Tip
Tip FinishWithout Tip
Tip MaterialWithout Tip

Additional Information

Shipping & Returns

Shipping Charges

Shipping charges vary and are determined at checkout based on your shipping address. We ship via UPS and LTL Truck Freight for larger items with various expedited shipping options. Free Shipping is available to a local store where applicable.

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60-Day No-Hassle Returns

If you are not pleased with your purchase, simply return it for a full refund. To return an item, please contact us at 833-727-8784 or customerservice@partsvia.com and request a return authorization number.

Contact

Call us at 1-833-727-8784 or Email us at customerservice@partsvia.com.

We typically reply within 24-48 hours of your submission.