40 Series™ Delta Flow Muffler
40 Series™ Delta Flow Muffler
40 Series™ Delta Flow Muffler
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40 Series™ Delta Flow Muffler

2 sold in last 8 hours
Flowmaster
ds_FLO9430402
In stock
$214.18
This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging...
Size Guide
$214.18

40 Series™ Delta Flow Muffler
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.

This fits:

Year Make Model Submodel Notes
1987 Chevrolet Blazer 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1987 Chevrolet Blazer 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1989 Chevrolet C1500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1990-1993 Chevrolet C1500 Cheyenne 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1990-1992 Chevrolet C1500 Scottsdale 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1990-1993 Chevrolet C1500 Silverado 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1990-1993 Chevrolet C1500 WT 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 Chevrolet C2500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 Chevrolet K1500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 Chevrolet K2500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1989 Chevrolet R2500 Silverado 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1985-1991 Ford Bronco 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1995 Ford F-250 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1990,1992-1995 Ford F-350 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1991 Ford F-350 Custom 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 GMC C1500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 GMC C2500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1980 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1980 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1981 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1981 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1982 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1982 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1983 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1983 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1984 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1984 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1985 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1985 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1987 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1987 GMC Jimmy 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Base 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Base 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Sierra Classic 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Sierra Classic 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Silverado 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1986 GMC Jimmy Silverado 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 GMC K1500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1993 GMC K2500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required
1988-1989 GMC R2500 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel; Not Direct Fit-Some Adaptation Required


Associated Comments 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
Description 40 Series™ Delta Flow Muffler
Description_ASC 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
Description_ASM Universal Muffler - Not a direct fit. Some adaptation required.
Description_DEF Exhaust Muffler
Description_DES 40 Series™ Delta Flow Muffler
Description_EXT 40 Series™ Delta Flow Muffler; 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel;
Description_FAB Durable Fully Welded 16ga Aluminized Steel
Description_FAB Durable Fully Welded 16ga Aluminized Steel
Excellent Street/Strip And Off Road Application
No Internal Packing To Blowout
Race Proven Patented Delta Flow® Technology
Description_FAB Excellent Street/Strip And Off Road Application
Description_FAB No Internal Packing To Blowout
Description_FAB Race Proven Patented Delta Flow® Technology
Description_INV Mufflers
Description_KEY Chambered; Exhaust; Performance muffler; muffler; flowmaster; race muffler; universal muffler; magnaflow; borla; gibson; stainless exhaust; stainless muffler; tuned muffler; sport muffler; tuner; tuned exhaust; exhaust upgrade; performance upgrade
Description_MKT 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.
Description_SHO Muffler
Dimensional Weight 0
Extended Description 40 Series™ Delta Flow Muffler; 3.0 in. Center Inlet/2.5 in. Dual Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; Aluminized Steel;
Features & Benefits Durable Fully Welded 16ga Aluminized Steel
Features & Benefits Durable Fully Welded 16ga Aluminized Steel
Excellent Street/Strip And Off Road Application
No Internal Packing To Blowout
Race Proven Patented Delta Flow® Technology
Features & Benefits Excellent Street/Strip And Off Road Application
Features & Benefits No Internal Packing To Blowout
Features & Benefits Race Proven Patented Delta Flow® Technology
Manufacturer Flowmaster
Manufacturer Label 40 Series(TM) Delta Flow Muffler
Manufacturer Part Number 9430402
mfr_label 40 Series(TM) Delta Flow Muffler
Quality Quality - 40 Series(TM) Delta Flow Muffler
Short Description Muffler
weight 10.5
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