Vibrant StreetPower Round Muffler with 4-Inch Inlet and Outlet - Universal Performance Exhaust for Custom Applications

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant Performance universal mufflers are manufactured without tips and offer the installer the flexibility needed for custom exhaust fabrication. They are available in a variety of inlet/outlet combinations and inlet / outlet I.D. dimensions ranging from 2.25” to 4”. STREETPOWER Round Muffler; Round; 4 in. Inlet ID; 4 in. Outlet ID; 18 in. Body L; 22 in. Overall L; 7 in. Muffler OD; Center/Center Location; Densely packed with our premium multi-layer sound suppression materials that produce a very deep and distinctive exhaust note

• Made from 304 stainless steel for optimum corrosion resistance
• Premium Quality Multi-Layered Sound Absorption Materials
• True Straight Through Perforated Internals
• Unrestricted Flow And Maximum Horsepower
• Produces A Low Deep Exhaust Tone
• A true straight through design
• 5 Year Limited Warranty
• Stainless Steel

The Vibrant StreetPower Round Muffler (Part Number 1139) is engineered for high-performance automotive exhaust systems, offering a combination of durability, sound quality, and flexibility. Crafted from 304 stainless steel, this muffler provides excellent corrosion resistance and long-lasting performance in demanding conditions. Its true straight-through perforated internal design ensures unrestricted airflow, maximizing horsepower while producing a deep, distinctive exhaust note that enhances vehicle sound and character. The densely packed multi-layered sound absorption materials effectively suppress unwanted noise, delivering a low, resonant tone that appeals to enthusiasts seeking a refined exhaust sound.
This universal muffler features a 4-inch inlet and outlet diameter with center-to-center mounting, making it suitable for a wide range of custom exhaust configurations. Its versatile design allows installers to tailor the exhaust system to their specific needs, whether for street performance, racing, or show applications. The muffler's compact length and diameter make it an ideal choice for various vehicle types, ensuring compatibility and ease of installation. The absence of tips provides the flexibility to add custom tips or integrate seamlessly into existing exhaust setups.
The Vibrant StreetPower Muffler is built for maximum flow and minimal restriction, helping to increase engine efficiency and horsepower. With a 5-year limited warranty, this product underscores Vibrant's commitment to quality and performance. Suitable for use in non-CARB compliant environments, this muffler is a robust addition to any performance-oriented vehicle. Whether upgrading an existing exhaust or designing a custom system, the Vibrant StreetPower Round Muffler offers reliable performance, premium materials, and a commanding exhaust tone that elevates your vehicle's sound and aesthetic appeal.

Features:

• Made from 304 stainless steel for optimal durability and corrosion resistance

• Premium multi-layered sound absorption materials for effective noise suppression

• True straight-through perforated internal design for maximum airflow and horsepower

• Unrestricted flow promotes engine efficiency and performance

• Produces a deep, low exhaust tone for a compelling sound profile

• Universal fit with flexible inlet and outlet configurations

• Center-to-center mounting with 4-inch inlet and outlet diameters

• Compact size suitable for custom exhaust fabrication

• Includes a 5-year limited warranty for peace of mind

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1