943040 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4 Inch Height
943040 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4 Inch Height
Available in stock (30)
943040 Flowmaster Exhaust Muffler 9-3/4 Inch Width X 4 Inch Height
Experience a perfect blend of performance and sound with the 943040 Flowmaster Exhaust Muffler. Designed for enthusiasts who crave a more aggressive exterior tone while minimizing interior resonance, this muffler is the ideal upgrade for your vehicle's exhaust system.
Key Features:
- Aggressive Tone: The 40 Series Delta Flow technology provides a powerful, race-inspired sound on the outside while keeping your cabin experience enjoyable.
- Enhanced Performance: Boost your vehicle's horsepower and torque, making it perfect for street, strip, and off-road applications.
- Durable Construction: Made from fully welded 16-gauge aluminized steel, this muffler is built to withstand harsh weather conditions and resist corrosion.
- Patented Design: The race-proven Delta Flow Technology ensures maximum performance by optimizing exhaust flow.
- No Internal Packing: With no packing to blow out, this muffler maintains its performance and sound quality over time.
- Warranty: Enjoy peace of mind with a limited 3-year warranty.
Product Specifications:
- Shape: Oval
- Inlet Position: Center
- Inlet Diameter: 3 Inch
- Outlet Position: Center
- Outlet Diameter: 3 Inch
- Overall Length: 19 Inch
- Color/Finish: Aluminized Gray
- Case Diameter: 9-3/4 Inch X 4 Inch
- Case Length: 13 Inch
- Material: Steel
Upgrade to the 943040 Flowmaster Exhaust Muffler for a stylish and robust addition to your vehicle. Whether you're looking for performance gains or a commanding exhaust note, this muffler delivers on all fronts.
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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.

