1974 Chevrolet Blazer Exhaust Muffler - Exhaust - Flowmaster

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - 40 Series(TM) Muffler

Part # P311-032251B Manu # 42543 Condition: New

Qty:

Best Price: $81.71

2.5in.IN(O)/OUT(O) 40 SERIES
2.5 in. Offset Inlet/Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required~ 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
40 Series(TM) Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.500 In.
- Inlet Inside Diameter: 2.500 In.
- Inlet Outside Diameter: 2.500 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: Oem
- Material: Aluminized Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: 40 Series
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.500 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: No
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.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - 40 Series(TM) Delta Flow Muffler

Part # P311-08AF1B7 Manu # 842543 Condition: New

Qty:

Best Price: $112.38

2.5in.IN(O)/OUT(O) DELTA 40 409S
2.5 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409S Stainless Steel 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
40 Series(TM) Delta Flow Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- California Proposition 65 Chemical Name 1: Nickel (metallic)
- California Proposition 65 Chemical Name 2: Chromium (hexavalent Compounds)
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.500 In.
- Inlet Inside Diameter: 2.500 In.
- Inlet Outside Diameter: 2.500 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: 2.500 In.
- Material: Stainless Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: 40 Series Delta Flow
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.500 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 842543 40 Delta Muffler 409s - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - 40 Series(TM) Muffler

Part # P311-44BDFE6 Manu # 8042543 Condition: New

Qty:

Best Price: $91.93

2.5in.IN(O)/OUT(O) 40 SERIES 409S
2.5 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409S Stainless Steel 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
40 Series(TM) Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- California Proposition 65 Chemical Name 1: Nickel (metallic)
- California Proposition 65 Chemical Name 2: Chromium (hexavalent Compounds)
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.500 In.
- Inlet Inside Diameter: 2.500 In.
- Inlet Outside Diameter: 2.500 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: Oem
- Material: Stainless Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: 40 Series
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.500 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 8042543 40 Series Muffler 409s - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
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 409S stainless steel and fully MIG welded for maximum durability.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - Super 44(TM) Delta Flow Muffler

Part # P311-5179499 Manu # 942448 Condition: New

Qty:

Best Price: $86.82

2.25in.IN(O)/OUT(O) SUPER 44 SERIES
2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required~ 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
Super 44(TM) Delta Flow Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.250 In.
- Inlet Inside Diameter: 2.250 In.
- Inlet Outside Diameter: 2.250 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: Oem
- Material: Aluminized Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: Super 44 Series
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.250 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 942448 Super 44 Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: No
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.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - FlowFX Muffler

Part # P311-075F5FE Manu # 71236 Condition: New

Qty:

Best Price: $39.60

2.50in.IN(O)/OUT(O) FLOW FX
2.5 Offset In/2.5 Offset Out; Clamp On; 409 Stainless Steel Not Direct Fit-Some Adaptation Required~ 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
FlowFX Muffler
Product Attributes:
- Body Length: 14.000 In.
- California Proposition 65 Chemical Name 1: Nickel (metallic)
- California Proposition 65 Chemical Name 2: Chromium (hexavalent Compounds)
- Color: Brushed
- Finish: Natural
- Inlet Connection Type: Clamp-on
- Inlet Inside Diameter: 2.500 In.
- Inlet Outside Diameter: 2.500 In.
- Inlet Position: Offset
- Inlet Quantity: 1
- Main Piping Diameter: 2.500 In.
- Material: Stainless Steel
- Muffler Body Height: 4.000 In.
- Muffler Body Length: 14.000 In.
- Muffler Body Shape: Oval
- Muffler Body Width: 9.000 In.
- Muffler Inlet Diameter: 2.500 In.
- Muffler Outlet Diameter: 2.500 In.
- Muffler Overall Length: 20.000 In.
- Muffler Series: Flow Fx
- Muffler Type: Absorption
- Outlet Connection Type: Clamp-on
- Outlet Position: Offset (opposite)
- Outlet Quantity: 1
- Outlet Type: Single Outlet
- Overall Length: 20.000 In.
- Shape: Oval
- Sound Level: Moderate
- Tip Quantity: 0
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
The FlowFX series muffler delivers a moderate performance sound level for the enthusiast looking for an exhaust tone that is different from the "chambered" muffler sound that Flowmaster is famous for. These straight through style mufflers feature a 409S stainless steel case and the quality you would expect from Flowmaster.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - 40 Series(TM) Delta Flow Muffler

Part # P311-52B4C7A Manu # 942543 Condition: New

Qty:

Best Price: $102.15

2.5in.IN(O)/OUT(O) 40 SERIES DF
2.5 in. Offset Inlet/2.5 in. Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required~ 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
40 Series(TM) Delta Flow Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.500 In.
- Inlet Inside Diameter: 2.500 In.
- Inlet Outside Diameter: 2.500 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: 2.500 In.
- Material: Aluminized Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: 40 Series Delta Flow
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.500 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 942543 40 Delta Flow Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: No
This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

1974 Chevrolet Blazer Exhaust Muffler Flowmaster - Super 44(TM) Delta Flow Muffler

Part # P311-3CFE9F3 Manu # 842448 Condition: New

This Part Fits the Following OEM/Substitute Numbers: 14235 , 14335 , 11235

Qty:

Best Price: $97.04

2.25in.IN(O)/OUT(O) SUPER 44 409S
2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409S Stainless Steel Not Direct Fit-Some Adaptation Required~ 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
Super 44(TM) Delta Flow Muffler
Product Attributes:
- Automotive Item Grade: High Performance
- Body Height: 4.000 In.
- Body Length: 13.000 In.
- Body Width: 9.750 In.
- California Proposition 65 Chemical Name 1: Nickel (metallic)
- California Proposition 65 Chemical Name 2: Chromium (hexavalent Compounds)
- Color: Black
- Fitment: Universal
- Inlet Connection Type: Pipe
- Inlet Diameter: 2.250 In.
- Inlet Inside Diameter: 2.250 In.
- Inlet Outside Diameter: 2.250 In.
- Inlet Position: Offset
- Inlet Type: Single Offset
- Main Piping Diameter: Oem
- Material: Stainless Steel
- Mount Type: Uses New Hangers (not Included)
- Muffler Series: Super 44 Series
- Muffler Type: Reflection
- Outlet Connection Type: Pipe
- Outlet Diameter: 2.500 In.
- Outlet Outside Diameter: 2.250 In.
- Outlet Position: Offset
- Outlet Type: Single Offset Outlet
- Overall Length: 19.000 In.
- Shape: Oval
- Sound Level: Aggressive
- Tip Quantity: 0
- Title: Flowmaster 842448 Super 44 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Brand: Flowmaster

Vehicle
1974 - Chevrolet Blazer

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