FLOWMASTER part description

Product Description

40 Series™ Muffler

Application Summary

Universal Muffler-Not a direct fit. Some adaptation required.

Features & Benefits

  • Aluminized Steel
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • The Original Two Chamber Design
  • Premium Flowmaster Quality

Holley Performance Emission Code 5: 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

exhaust muffler; 40 series; muffler; 2.25 inches; center in; offset out; aluminized steel; universal

Product Attributes

Body Height 4.000 in.
Body Length 13.000 in.
Body Width 9.500 in.
Inlet Connection Type Pipe
Inlet Diameter 2.250 in.
Inlet Inside Diameter 2.500 in.
Inlet Outside Diameter 2.250 in.
Inlet Position Center
Inlet Type Dual
Main Piping Diameter 2.250 in.
Material Aluminized Steel
Muffler Series Original 40 Series
Outlet Diameter 2.500 in.
Outlet Outside Diameter 2.500 in.
Outlet Position Offset
Outlet Type Dual Outlet
Overall Length 19.000 in.
Shape Oval
Sound Level Aggressive
Tip Quantity 0
Title Flowmaster 42442 40 Series Muffler - 2.25" IN(C)/OUT(O) - Aggressive Sound

Additional Information

Country of Origin (Primary) CN
Harmonized Tariff Code (Schedule B) 8708925000
Harmonized Tariff Code (HTS) 8708925000
MSDS Sheet Number N
NAFTA Preference Criterion Code B
Refurbished Part N
Remanufactured Part N
Stock Status S
Warranty Time 36
Warranty Time UOM MO
UPC 00700042010301
A brand under Holley Performance Products, an automotive performance company based in Bowling Green, Kentucky, Flowmaster® provides a broad selection of performance exhaust systems, air intakes, and mufflers. It also offers turbo boost modules, headers, race mufflers, and various exhaust accessories for trucks, off-road, SUVs, Jeeps, powersports vehicles, classic muscle cars, and other late model cars. For more than 30 years, Flowmaster has been delivering only the best automotive exhaust products to the market and living up to its name as “The Exhaust Technology Company.” Today, the company takes its mission statement a notch higher by offering exciting new product categories to enhance its exhaust products portfolio. It aims to be “The Performance Technology Company” automotive enthusiasts can trust.

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