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Enhance performance with improved sound control and efficiency.
The Flowmaster Exhaust Muffler 70 Series Big Block II is engineered to optimize engine performance while providing a refined exhaust tone. Utilizing Delta Flow technology, this muffler features an enlarged case designed to minimize interior resonance and enhance horsepower and torque. Constructed from durable 16 gauge aluminized steel, it is fully MIG welded to ensure longevity and reliability under various driving conditions.
With a compact design measuring 10 inches in width and 5 inches in height, this muffler is suitable for a range of vehicles including trucks, SUVs, RVs, and high-performance street cars. The single 3-inch offset inlet and single 3-inch center outlet facilitate straightforward installation, although modifications to the exhaust system may be necessary. The overall length of 28 inches allows for versatile placement options within the exhaust system.
This muffler is designed to deliver a mild to stock exterior exhaust tone, making it a practical choice for those seeking performance enhancements without excessive noise. The semi-universal fit ensures compatibility with various applications, making it a valuable addition to any exhaust system upgrade.
Features
- Improved Horsepower, Torque And Engine Efficiency
- Minimal Interior Resonance
- Mild To Stock Exterior Exhaust Tone
- Recommended For SUV, Trucks, Motorhomes And Tow Vehicles
Specifications
- Manufacturer: Flowmaster
- Manufacturer Part Number: 53071
- Shape: Oval
- Inlet Position: Offset Single
- Inlet Diameter (IN): 3 Inch
- Outlet Position: Center Single
- Outlet Diameter (IN): 3 Inch
- Universality: Semi-Universal
- Estimated Install Time (Hours): 1
- Case Diameter (IN): 10 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
- 1987-1991 Chevrolet Blazer
- 1987-1988 Chevrolet R10 Suburban
- 1989-1990 Chevrolet R1500 Suburban
- 1987-1988 Chevrolet R20 Suburban
- 2014-2018 Chevrolet Silverado 1500
- 2019-2019 Chevrolet Silverado 1500 LD- Old Model
- 1994-1996 Dodge Ram 2500
- 1994-1996 Dodge Ram 3500
- 2003-2010 Ford Expedition
- 1999-2004 Ford F-250 Super Duty
- 1987-1991 GMC Jimmy
- 2014-2018 GMC Sierra 1500
- 2019-2019 GMC Sierra 1500 Limited- Old Model
- 2003-2010 Lincoln Navigator
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.
