Flowmaster 40 Series Original Mufflers - JEGS

Flowmaster 40 Series Original Mufflers


Flowmaster
Flowmaster 40 Series Original Mufflers

Product images may differ from actual product appearance.

The muffler that started it all: Flowmaster's 40 Series. Made of aluminized or stainless steel, these are the most aggressive sounding street/strip mufflers in the Flowmaster lineup. They also create resonance in the vehicle so, if you want "surround sound" from your exhaust, look no further.

Features
  • For street and strip applications
  • Loud, aggressive sound with interior resonance
  • Case: 13" L (4" Thick)
  • Overall: 19" L x 9.75" W
  • Aluminized steel or 409S stainless steel (stainless has limited lifetime warranty)
  • Stainless mufflers are painted dark grey metallic to improve resistance from the elements
  • MIG welded for maximum durability



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    6 Products View All

    Offset In/Offset Out

    		389-42543
    		40 Series Original Muffler
  • Offset In/Offset Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $77.99
    Ships

    		389-8042543
    		40 Series Original Muffler
  • Offset In/Offset Out: 2.5"
  • Stainless Steel
    View this item

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $82.99
    Ships

    Offset In/Center Out

    		389-42541
    		40 Series Original Muffler
  • Offset In/Center Out: 2.5"
  • Aluminized Steel
    View this item

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $77.99
    Ships

    		389-8042541
    		40 Series Original Muffler
  • Offset In/Center Out: 2.5"
  • Stainless Steel
    View this item

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $82.99
    Ships

    Center In/Dual Out

    		389-430402
    		40 Series Original Muffler
  • Center In 3"/Dual Out 2.5"
  • Aluminized Steel
    More info on Flowmaster 430402

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $77.99
    Ships

    		389-80430402
    		40 Series Original Muffler
  • Center In 3"/Dual Out 2.5"
  • Stainless Steel
    More info on Flowmaster 80430402

    Fits Applications
    Purchase this item and receive a $5 Flowmaster Quick Cash to Use on Your Next Flowmaster Purchase!
    		• $82.99
    Ships

    6 Products View All