Product Summary

Universal Fit, 2.5" Inlet Diameter, 9.70" Overall Width

  • Made of durable 16-gauge aluminized steel
  • The unique design cancels out noise, but makes big power
  • Measures 19" long, 9-3/4" wide, and is 4" thick
  • Body of the muffler measures a total of 13"
  • Comes with a black finish for added protection and enhanced looks
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Key Specs

MFG. Part #42543
BrandFlowmaster
Inlet Diameter2.5"
Outlet Diameter2.5"
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Flowmaster 42543 Details

The Flowmaster 40 Series two chamber muffler is the original bad boy for street/strip cars. Made of 16 gauge, aluminized steel, the unique design cancels out noise, but makes big power.

Overall measurement is 19" long, 9-3/4" wide and 4" thick. Body alone is 13" long.

Item Details

Offset inlet/offset outlet

Flowmaster 42543 Specifications

KEY SPECS
MFG. Part #42543
BrandFlowmaster
Inlet Diameter2.5"
Outlet Diameter2.5"
GENERAL
Overall Length19.15"
Overall Width9.70"
Overall Height4.25"
Material TypeSteel
FinishBlack
Inlet LocationOffset
Outlet LocationOffset
Outlet QuantityOne
Inlet QuantityOne
GTIN Code700042010356
Sold in QuantityEach

Questions & Answers

1 Question2 Answers

I am using 2.5 od. pipe. all of your mufflers say 2.5 inlet&outlet ' do you have one that will fit over the 2.5 pipe

by roger

9 years ago

2 answers

1 of 1 questions shown

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