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NTP Flowmaster 42543 2 Chmbr 2 1/2 Mstng 5.0 P12933467NTP-F1342543 https://cdnimages.opentip.com/full/NTP/NTP-F1342543.jpg Flowmaster 42543 2 Chmbr 2 1/2 Mstng 5.0 Manufacturer Part Number: 42543Exhaust Muffler; 40 Series ™ Original; 9-3/4 Inch Width X 4 Inch Height Black Coated Aluminized Steel Case; Single 2-1/2 Inch Offset Inlet; Single 2-1/2 Inch Offset Outlet; 13 Inch Body/19 Inch Overall Length; Modifications To The Exhaust System May Be Necessary For InstallationProduct InfoThe original 40 series muffler delivers an aggressive exterior and interior tone. If you are looking for that original \"Flowmaster sound\" this is the muffler is for you.DownloadsWarrantyShape: OvalInlet Position: Offset SingleInlet Diameter (IN): 2-1/2 InchOutlet Position: Offset SingleOutlet Diameter (IN): 2-1/2 InchCase Diameter (IN): 9-3/4 Inch X 4 InchCase Length (IN): 13 InchOverall Length (IN): 19 InchColor/ Finish: BlackMaterial: Aluminized SteelWall Type: Single WallInternal Construction: Two ChamberedIncludes Tip: NoTip Length (IN): No TipTip Diameter (IN): No TipTip Finish: No TipTip Material: No TipEstimated Install Time (Hours): 1Features Durable Fully Welded 16 Gauge Aluminized Steel Aggressive And Powerful Exterior Exhaust Tone Notable Interior Resonance Excellent Street/Strip And Off Road Application No Internal Packing To Blowout Limited 3 Year Warranty THIS FITS1973-1974 Chevrolet Blazer1975-1980 Chevrolet C101988-1993 Chevrolet C15001975-1980 Chevrolet C201988-1993 Chevrolet C25001975-1980 Chevrolet C301964-1971 Chevrolet Chevelle1976-1976 Chevrolet K101980-1980 Chevrolet K101975-1980 Chevrolet K201977-1977 Chevrolet K301980-1980 Chevrolet K301975-1978 Chevrolet K5 Blazer2002-2003 Dodge Dakota2005-2007 Dodge Dakota1997-2002 Ford Expedition1997-2008 Ford F-1502004-2004 Ford F-150 Heritage1973-1975 GMC Jimmy1988-1993 GMC K25001998-2002 Lincoln NavigatorProduct SizeProduct Height(inch): 5Product Length(inch): 21Product Width(inch): 10Product Weight(lbs): 10 12933467 700042010356 12.0000lbs 0.00 0.00 0.00
Flowmaster
140.8800 2025-07-11 47 In Stock

Flowmaster 42543 2 Chmbr 2-1/2 Mstng 5.0

Brand Flowmaster
Shop more from NTP

UPC: 700042010356
SKU: NTP-F1342543
Price: $140.88
Quantity:
47 In Stock
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Product Description

Manufacturer Part Number: 42543

Exhaust Muffler; 40 Series ™ Original; 9-3/4 Inch Width X 4 Inch Height Black Coated Aluminized Steel Case; Single 2-1/2 Inch Offset Inlet; Single 2-1/2 Inch Offset Outlet; 13 Inch Body/19 Inch Overall Length; Modifications To The Exhaust System May Be Necessary For Installation

Product Info
The original 40 series muffler delivers an aggressive exterior and interior tone. If you are looking for that original "Flowmaster sound" this is the muffler is for you.

Downloads
Warranty

Shape: Oval

Inlet Position: Offset Single

Inlet Diameter (IN): 2-1/2 Inch

Outlet Position: Offset Single

Outlet Diameter (IN): 2-1/2 Inch

Case Diameter (IN): 9-3/4 Inch X 4 Inch

Case Length (IN): 13 Inch

Overall Length (IN): 19 Inch

Color/ Finish: Black

Material: Aluminized Steel

Wall Type: Single Wall

Internal Construction: Two Chambered

Includes Tip: No

Tip Length (IN): No Tip

Tip Diameter (IN): No Tip

Tip Finish: No Tip

Tip Material: No Tip

Estimated Install Time (Hours): 1

Features
  • Durable Fully Welded 16 Gauge Aluminized Steel
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • Limited 3 Year Warranty


THIS FITS
1973-1974 Chevrolet Blazer
1975-1980 Chevrolet C10
1988-1993 Chevrolet C1500
1975-1980 Chevrolet C20
1988-1993 Chevrolet C2500
1975-1980 Chevrolet C30
1964-1971 Chevrolet Chevelle
1976-1976 Chevrolet K10
1980-1980 Chevrolet K10
1975-1980 Chevrolet K20
1977-1977 Chevrolet K30
1980-1980 Chevrolet K30
1975-1978 Chevrolet K5 Blazer
2002-2003 Dodge Dakota
2005-2007 Dodge Dakota
1997-2002 Ford Expedition
1997-2008 Ford F-150
2004-2004 Ford F-150 Heritage
1973-1975 GMC Jimmy
1988-1993 GMC K2500
1998-2002 Lincoln Navigator

Product Size
Product Height(inch): 5
Product Length(inch): 21
Product Width(inch): 10
Product Weight(lbs): 10

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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