FlowMaster Exhaust

Flowmaster Exhaust

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

FLOWMASTER - super 10 SERIES

Super 10 Series 409S stainless steel, single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster’s other Super series mufflers to deliver maximum performance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

  • Recommended for racing applications
  • Patented Delta Flow performance technology
  • Constructed with durable 409S stainless steel for long life
  • Variety of inlet/outlet configurations
  • Compact size – will fit anywhere
  • Backed by Stainless Steel Lifetime Limited Warranty

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

flowmaster - 40 series

The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

  • Deep, aggressive, high performance exhaust note
  • Two chamber power and torque enhancing design
  • Race-proven, patented Delta Flow Technology
  • Available in 409S Stainless Steel with lifetime warranty
  • No internal packing to blow out

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

FLOWMASTER- SUPER 44 SERIES

Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

  • Deep, aggressive, high performance exhaust note
  • Two chamber power and torque enhancing design
  • Race-proven, patented Delta Flow Technology
  • Available in 409S Stainless Steel with lifetime warranty
  • No internal packing to blow out

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Flowmaster - super 40 series

The Super 40® features Flowmaster’s Delta Flow technology. It’s larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

  • Works in place of any other 40 Series muffler
  • Deeper, richer tone than original 40 Series muffler
  • The choice of performance street machine/rod builders
  • Constructed of 16-gauge aluminized steel or 409S Stainless Steel
  • Fully MIG-welded for maximum durability

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.