15430 Flowmaster Exhaust Muffler 4 Inch Diameter Aluminized Steel Case
15430 Flowmaster Exhaust Muffler 4 Inch Diameter Aluminized Steel Case
Available in stock (122)
15430 Flowmaster Exhaust Muffler 4 Inch Diameter Aluminized Steel Case
Enhance your vehicle's performance with the 15430 Flowmaster Exhaust Muffler. Designed specifically for race applications, this muffler is the smallest and lightest in the Outlaw Series, providing an unmatched combination of power and sound.
Key Features:
- Compact Design: Two lengths available, ensuring versatility for various setups.
- High Performance: Produces more power than open headers while softening the harsh open-header sound.
- Durable Construction: Made from fully welded 16-gauge aluminized steel for longevity and superior performance.
- Minimal Decibel Reduction: Perfect for race tracks with muffler regulations but without strict noise limits.
- No Internal Packing: Designed without packing to prevent blowouts, ensuring consistent performance.
- Limited 3-Year Warranty: Confidence in quality and durability.
Specifications:
- Shape: Round
- Inlet Position: Center
- Inlet Diameter: 3 Inch
- Outlet Position: Center
- Outlet Diameter: 3 Inch
- Overall Length: 20-1/2 Inch
- Case Diameter: 4 Inch
- Case Length: 11 Inch
- Material: Steel
- Includes Tip: No
- Wall Type: Single Wall
- Internal Construction: Sound Expansion Rings
Upgrade your exhaust system with the 15430 Flowmaster Exhaust Muffler and experience enhanced horsepower and torque on the track!
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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.

