The 70 Series Big Block Muffler uses a longer case for increased volume and added sound reduction that will still fit many applications where the wider 50 Series Big Block muffler won’t fit. The 70 Series Big Block utilizes Flowmaster’s Delta Flow Technology for maximum efficiency and minimum interior resonance street cars, most trucks, SUV’s, RVs and tow vehicles that require quiet operation with improved sound.
Fitment Information
- Universal – Requires welding and fabrication
Specs & Features
- 70 Series – 3″ Center In / 3″ Offset Out – Mild Sound
- Improved Horsepower, Torque and Engine Efficiency
- Recommended for SUV/trucks/motorhomes/tow vehicles
- Minimal interior resonance
- Mild to stock exterior exhaust tone
FLOWMASTER 70 SERIES BIG BLOCK II MUFFLERS
- Best suited for truck applications – quiet operation!
- Features three-chamber, Delta Flow Technology
- Constructed of 16-gauge aluminized steel
- Fully MIG-welded for maximum durability
- Covered by three year warranty
Product Description
The 70 series utilizes Flowmaster’s Delta Flow™ technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV’s, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.
