8425154 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4-1/4 Inch
8425154 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4-1/4 Inch
Available in stock (76)
8425154 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4-1/4 Inch
Unleash the ultimate aggressive sound with the 8425154 Flowmaster Exhaust Muffler, a powerhouse for those who crave the loudest and most dynamic auditory experience. This muffler is designed for off-highway use, perfect for enthusiasts seeking that extra edge.
Key Features:
- Super Aggressive Sound Level: Experience the loud and fierce sound that the Super 10 Series is renowned for.
- Delta Flow Technology: Enjoy maximum performance with patented technology shared with other elite Flowmaster mufflers.
- Premium Construction: Built with 16-gauge 409S stainless steel and fully MIG-welded for ultimate durability.
- Made in the USA: Proudly manufactured in the USA, ensuring top-tier quality and craftsmanship.
- Lifetime Limited Warranty: Backed by Flowmaster's confidence in their product's longevity and performance.
Specifications:
- Shape: Oval
- Inlet Position: Center
- Inlet Diameter: 2-1/2 Inch
- Outlet Position: Center
- Outlet Diameter: 2-1/2 Inch
- Overall Length: 12-1/2 Inch
- Color/Finish: Black Powder Coated
- Case Diameter: 9-3/4 Inch X 4-1/4 Inch
- Case Length: 6-1/2 Inch
- Internal Construction: Metal Reflection Chamber
The Flowmaster Exhaust Muffler is not just about sound; it's a statement of quality and performance. Enhance your vehicle with a product that delivers on its promise of superior sound and lasting durability.
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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.

