Skip to content
Enhance performance with improved horsepower and torque for heavy duty vehicles.
The Flowmaster 50 Series Big Block muffler is engineered for high-performance applications, particularly suited for large cubic inch engines. Its substantial case size and internal tuning chamber are designed to optimize engine efficiency while providing significant mileage and power gains. This muffler is constructed from 16 gauge aluminized steel and features fully MIG welded seams, ensuring maximum durability and longevity under demanding conditions.
This muffler is particularly effective for heavy duty vehicles, including full size trucks, SUVs, RVs, and tow vehicles. It delivers a mild to stock exterior exhaust tone, minimizing interior resonance for a quieter cabin experience, even when under heavy loads. The design includes dual 2-3/4 inch inlets and dual 2-1/2 inch outlets, making it a versatile choice for various vehicle applications.
Installation may require modifications to the exhaust system, and it is recommended for those seeking to enhance their vehicle's performance without compromising on sound quality. The Flowmaster 50 Series Big Block muffler is a reliable choice for those looking to improve horsepower, torque, and overall engine efficiency.
Features
- Improved Horsepower, Torque And Engine Efficiency
- Mild To Stock Exterior Exhaust Tone
- Minimal Interior Resonance
- Recommended For SUV, Trucks, Motorhomes And Tow Vehicles
Specifications
- Manufacturer: Flowmaster
- Manufacturer Part Number: 527504
- Shape: Oval
- Inlet Position: Offset Dual
- Inlet Diameter (IN): 2-3/4 Inch
- Outlet Position: Offset Dual
- Outlet Diameter (IN): 2-1/2 Inch
- Universality: Vehicle Specific
- Estimated Install Time (Hours): 1
- Case Diameter (IN): 12 Inch X 5 Inch
- Case Length (IN): 22 Inch
- Overall Length (IN): 28 Inch
- Color/ Finish: Gray Painted
- Material: 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
Compatibility / Fit
- 1996-1999 Chevrolet C2500
- 1996-1999 Chevrolet C3500
- 1996-1999 GMC C2500 Suburban
- 1996-1999 GMC K2500
- 1988-1999 GMC K3500
Technical Documents
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.
