12518409 Flowmaster Exhaust Muffler 5 Inch Width X 4 Inch Height
12518409 Flowmaster Exhaust Muffler 5 Inch Width X 4 Inch Height
Out of stock
12518409 Flowmaster Exhaust Muffler 5 Inch Width X 4 Inch Height
Introducing the 12518409 Flowmaster Exhaust Muffler, the ultimate performance muffler designed for enthusiasts who demand both style and functionality. With its compact dimensions, this muffler is perfect for street rod applications, ensuring that you don't sacrifice space for power.
Key Features:
- High Performance: The Hushpower HP-2 muffler is engineered to deliver the performance benefits needed for both street and race applications.
- Durable Construction: Built from either T409 or T304 stainless steel, this muffler promises longevity and resistance to corrosion.
- Advanced Flow Technology: With innovative laminar flow technology, this muffler minimizes drone while producing a rich, classic 1950’s tone.
- Compact Design: Its small size makes it an excellent choice for street rods, customs, low riders, and sport trucks.
- Heat Control: The unique “cool shell” casing aids in sound and heat control, enhancing overall performance.
Specifications:
- Shape: Oval
- Inlet Position: Center
- Inlet Diameter: 2-1/2 Inch
- Outlet Position: Center
- Outlet Diameter: 2-1/2 Inch
- Case Diameter: 5 Inch x 4 Inch
- Case Length: 18 Inch
- Internal Construction: Perforated Stainless Steel
- Wall Type: Single Wall
Warranty:
Enjoy peace of mind with a limited lifetime warranty that ensures your investment is protected for years to come.
Upgrade your vehicle’s exhaust system with the 12518409 Flowmaster Exhaust Muffler and experience the perfect blend of performance, durability, and style!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

