MagnaFlow Muffler Mag SS 18X4X9 3 O/C
MagnaFlow Muffler Mag SS 18X4X9 3 O/C
Available in stock (30)
MagnaFlow Muffler Mag SS 18X4X9 3 O/C
Elevate your vehicle's performance and sound with the MagnaFlow Muffler Mag SS 18X4X9 3 O/C. Crafted from 100% high-quality stainless steel, this muffler is designed for those who demand reliability and durability in even the most extreme conditions.
Key Features:
- Robust Construction: Lap-joint welded for exceptional strength and longevity.
- Free-Flowing Design: Straight-through perforated stainless steel core for optimal exhaust flow.
- Deep, Smooth Tone: Acoustical fiber fill and stainless mesh wrap create a rich exhaust sound that resonates.
- Perfect Fit: Features a 4 x 9 inch oval body with a 3 inch inlet and outlet, designed for offset inlet and center outlet configurations.
- Compact Size: Body length of 18 inches and overall length of 24 inches, making it ideal for a variety of custom exhaust setups.
Benefits:
- Improved Performance: Enhances exhaust flow for better horsepower and torque.
- Longevity: Packed with acoustical material to prevent sound degradation over time, ensuring a lasting smooth tone.
- Customizable Exhaust Sound: Perfect for enthusiasts looking to personalize their vehicle's sound profile.
Use Cases:
- Perfect for muscle cars, trucks, and performance vehicles.
- Ideal for those seeking a premium exhaust system upgrade.
- Great for custom exhaust fabrication and automotive projects.
Transform your driving experience with the MagnaFlow Muffler Mag SS 18X4X9 3 O/C—where performance meets exceptional sound quality!
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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.

