Compact design with laminar flow technology for enhanced performance.
The Flowmaster HP-2 Series Exhaust Muffler features a compact square case design that houses the advanced laminar flow technology. This construction is crafted from durable 409 stainless steel, ensuring longevity and resistance to corrosion. With a width of 5 inches and a height of 4 inches, this muffler is designed to fit various exhaust systems, although modifications may be necessary for installation.
This muffler is engineered to provide a moderate sound level while optimizing exhaust flow, making it suitable for performance applications. The single 2-inch center inlet and outlet facilitate efficient exhaust gas movement, contributing to improved engine performance. The 18-inch body length allows for versatile installation options, accommodating a range of vehicle types.
Flowmaster's HP-2 Series muffler is dyno-tuned to maximize performance, ensuring that users experience the benefits of enhanced power and efficiency. The sleek silver polished finish adds an aesthetic appeal, complementing the overall design of the exhaust system.
Features
- Stainless Steel Construction
- Dyno Tuned For Maximum Performance
- Features Moderate Sound
- Laminar Flow Technology
Specifications
- Manufacturer: Flowmaster
- Manufacturer Part Number: 12018409
- Shape: Oval
- Inlet Position: Center Single
- Inlet Diameter (IN): 2 Inch
- Outlet Position: Center Single
- Outlet Diameter (IN): 2 Inch
- Universality: Semi-Universal
- Estimated Install Time (Hours): 1
- Case Diameter (IN): 5 Inch X 4 Inch
- Case Length (IN): 18 Inch
- Overall Length (IN): 24 Inch
- Color/ Finish: Silver Polished
- Material: Stainless Steel
- Wall Type: Single Wall
- Includes Tip: Without Tip
- Tip Length (IN): Without Tip
- Tip Diameter (IN): Without Tip
- Tip Finish: Without Tip
- Tip Material: Without Tip
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
Skip to content

