Flowmaster 70 Series Big Block II Mufflers - JEGS

Flowmaster 70 Series Big Block II Mufflers


Flowmaster
Flowmaster 70 Series Big Block II Mufflers

Product images may differ from actual product appearance.

70 Series Big Block II Mufflers combine Flowmaster's Delta Flow technology with a three-chamber design for maximum efficiency and performance. They offer quiet operation with improved sound.

Features
  • For truck, SUV, RV, towing, and high-performance street car applications
  • Mild to stock exterior sound level with mild interior resonance
  • Longer case for increased volume and reduced noise
  • Case: 22" L (5" Thick)
  • Overall: 28" L x 10" W
  • Aluminized 16-gauge steel or 409S stainless steel
  • Aluminized has 3-year warranty
  • Stainless has limited lifetime warranty
  • MIG welded for maximum durability

    Click to listen: Click to Listen 70 Series Big Block II Muffler



    		•
    19 Products View All

    Center In/Center Out

    		389-52570
    		70 Series Big Block II Muffler
  • Center In/Center Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships
    06/20/13

    		389-53070
    		70 Series Big Block II Muffler
  • Center In/Center Out: 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-853070
    		70 Series Big Block II Muffler
  • Center In/Center Out: 3"
  • Stainless Steel
    View this item

    Fits Applications
    		• $149.99
    Ships

    Center In/Offset Out

    		389-52572
    		70 Series Big Block II Muffler
  • Center In/Offset Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships
    06/20/13

    		389-53072
    		70 Series Big Block II Muffler
  • Center In/Offset Out: 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-853072
    		70 Series Big Block II Muffler
  • Center In/Offset Out: 3"
  • Stainless Steel
    View this item

    Fits Applications
    		• $149.99
    Ships
    06/20/13

    Offset In/Center Out

    		389-52571
    		70 Series Big Block II Muffler
  • Offset In/Center Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-53071
    		70 Series Big Block II Muffler
  • Offset In/Center Out: 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-853071
    		70 Series Big Block II Muffler
  • Offset In/Center Out: 3"
  • Stainless Steel
    View this item

    Fits Applications
    		• $149.99
    Ships

    Offset In/Offset Out

    		389-52573
    		70 Series Big Block II Muffler
  • Offset In/Offset Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-53073
    		70 Series Big Block II Muffler
  • Offset In/Offset Out: 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-853073
    		70 Series Big Block II Muffler
  • Offset In/Offset Out: 3"
  • Stainless Steel
    View this item

    Fits Applications
    		• $149.99
    Ships

    Offset In/Offset Out (Same Side)

    		389-53074
    		70 Series Big Block II Muffler
  • Same Side Offset In/Out: 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    Offset In/Dual Out

    		389-530712
    		70 Series Big Block II Muffler
  • Offset In 3"/Dual Out 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships
    06/20/13

    Center In/Dual Out

    		389-530722
    		70 Series Big Block II Muffler
  • Center In 3"/Dual Out 2.25"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships
    06/20/13

    		389-530702
    		70 Series Big Block II Muffler
  • Center In 3"/Dual Out 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    		389-8530702
    		70 Series Big Block II Muffler
  • Center In 3"/Dual Out 2.5"
  • Stainless Steel
    View this item

    Fits Applications
    		• $149.99
    Ships

    Dual In/Center Out

    		389-524703
    		70 Series Big Block II Muffler
  • Dual In 2.25"/Center Out 3"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    Dual In/Dual Out

    		389-524704
    		70 Series Big Block II Muffler
  • Dual In/Dual Out: 2.25"
  • Aluminized Steel
    View this item

    Fits Applications
    		• $144.99
    Ships

    19 Products View All