Flowtech - 11530FLT
Headers - Full Length - 1.75 in Primary - 3 in Collector - Steel - Black Paint - Big Block Chevy - GM Fullsize SUV / Truck 1968-91 - Pair
1968-1974 Chevy/GMC, 2WD 1/2, 3/4 & 1-Ton Trucks/Blazer/Jimmy, 1973-1974 2WD Suburban, 1968-1974 1/2 & 3/4 Ton 4WD Trucks, 1973-1974 4WD Blazer/Jimmy K5/Suburban: 396-454, Tube Size 1.75", Collector Size 3". Automatic transmission only.
Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16 in. flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.
- Include All Mounting Hardware
- Mandrel-Formed Power Plenum
- Constructed of .049 cold roll flash mild steel tubing
- Leak Test For Max Performance
- Leakproof O-Ringed Port Seals
- Fuel Economy From The Engine
- Precision engineered for fit, performance and economy
Bolt size: 3/8-16 x 3/4
Brand: Flowtech
CARB (California) Compliant: No
Collector Diameter: 3.00 inch
Emission Code: 4
Engine: GM Big Block
Header Finish: Black Paint
Header Flange Thickness (in): 3/8 inch
Header Style: Long Tube
Primary Tube Dia.: 1-3/4 inch
Product Type: Headers
Sale Category: Exhaust
Tube Material: Mild Steel
Warning: California Proposition 65
Year
Make
Model
Submodel
Engine
1973
Chevrolet
Blazer
Base
7.4L
1978 - 1980
Chevrolet
C10
Big Ten
7.4L
1975 - 1980
Chevrolet
C10
Cheyenne
7.4L
1975 - 1980
Chevrolet
C10
Custom Deluxe
7.4L
1975 - 1980
Chevrolet
C10
Scottsdale
7.4L
1975 - 1980
Chevrolet
C10
Silverado
7.4L
1968 - 1969
Chevrolet
C10 Pickup
Base
6.5L
1970 - 1972
Chevrolet
C10 Pickup
Base
6.6L
1973 - 1974
Chevrolet
C10 Pickup
Base
7.4L
1973 - 1974
Chevrolet
C10 Suburban
Base
7.4L
1975 - 1980
Chevrolet
C10 Suburban
Custom Deluxe
7.4L
1975 - 1980
Chevrolet
C10 Suburban
Scottsdale
7.4L
1975 - 1980
Chevrolet
C10 Suburban
Silverado
7.4L
1975 - 1981
Chevrolet
C20
Cheyenne
7.4L
1981 - 1986
Chevrolet
C20
Custom
7.4L
1975 - 1980
Chevrolet
C20
Custom Deluxe
7.4L
1981
Chevrolet
C20
Deluxe
7.4L
1975 - 1986
Chevrolet
C20
Scottsdale
7.4L
1975 - 1986
Chevrolet
C20
Silverado
7.4L
1968 - 1969
Chevrolet
C20 Pickup
Base
6.5L
1970 - 1972
Chevrolet
C20 Pickup
Base
6.6L
1973 - 1974
Chevrolet
C20 Pickup
Base
7.4L
1973 - 1974
Chevrolet
C20 Suburban
Base
7.4L
1981 - 1986
Chevrolet
C20 Suburban
Custom
7.4L
1975 - 1980
Chevrolet
C20 Suburban
Custom Deluxe
7.4L
1981
Chevrolet
C20 Suburban
Deluxe
7.4L
1975 - 1980, 1982, 1984 - 1986
Chevrolet
C20 Suburban
Scottsdale
7.4L
1975 - 1977, 1979 - 1980, 1982 - 1986
Chevrolet
C20 Suburban
Silverado
7.4L
1975 - 1981
Chevrolet
C30
Cheyenne
7.4L
1981 - 1986
Chevrolet
C30
Custom
7.4L
1975 - 1980
Chevrolet
C30
Custom Deluxe
7.4L
1981
Chevrolet
C30
Deluxe
7.4L
1975 - 1986
Chevrolet
C30
Scottsdale
7.4L
1975 - 1986
Chevrolet
C30
Silverado
7.4L
1968 - 1969
Chevrolet
C30 Pickup
Base
6.5L
1970 - 1972
Chevrolet
C30 Pickup
Base
6.6L
1973 - 1974
Chevrolet
C30 Pickup
Base
7.4L
1976, 1980
Chevrolet
K10
Cheyenne
7.4L
1976, 1980
Chevrolet
K10
Custom Deluxe
7.4L
1976, 1980
Chevrolet
K10
Scottsdale
7.4L
1976, 1980
Chevrolet
K10
Silverado
7.4L
1968 - 1969
Chevrolet
K10 Pickup
Base
6.5L
1974
Chevrolet
K10 Pickup
Base
7.4L
1976 - 1978
Chevrolet
K20
Cheyenne
7.4L
1976 - 1978
Chevrolet
K20
Custom Deluxe
7.4L
1976 - 1978
Chevrolet
K20
Scottsdale
7.4L
1976 - 1978
Chevrolet
K20
Silverado
7.4L
1968 - 1969
Chevrolet
K20 Pickup
Base
6.5L
1973 - 1974
Chevrolet
K20 Pickup
Base
7.4L
1973
Chevrolet
K20 Suburban
Base
7.4L
1977, 1980 - 1981
Chevrolet
K30
Cheyenne
7.4L
1981
Chevrolet
K30
Custom
7.4L
1977, 1980
Chevrolet
K30
Custom Deluxe
7.4L
1981
Chevrolet
K30
Deluxe
7.4L
1977, 1980 - 1981
Chevrolet
K30
Scottsdale
7.4L
1977, 1980 - 1981
Chevrolet
K30
Silverado
7.4L
1968 - 1969
Chevrolet
K30 Pickup
Base
6.5L
1970 - 1971
Chevrolet
K30 Pickup
Base
6.6L
1973 - 1974
Chevrolet
K30 Pickup
Base
7.4L
1976
Chevrolet
K5 Blazer
Base
7.4L
1976 - 1978
Chevrolet
K5 Blazer
Cheyenne
7.4L
1977 - 1978
Chevrolet
K5 Blazer
Custom Deluxe
7.4L
1978
Chevrolet
K5 Blazer
Silverado
7.4L
1987
Chevrolet
R20
Custom Deluxe
7.4L
1987
Chevrolet
R20
Scottsdale
7.4L
1987
Chevrolet
R20
Silverado
7.4L
1987
Chevrolet
R20 Suburban
Custom Deluxe
7.4L
1987 - 1988
Chevrolet
R20 Suburban
Scottsdale
7.4L
1987 - 1988
Chevrolet
R20 Suburban
Silverado
7.4L
1989 - 1991
Chevrolet
R2500 Suburban
Scottsdale
7.4L
1989 - 1991
Chevrolet
R2500 Suburban
Silverado
7.4L
1987
Chevrolet
R30
Custom Deluxe
7.4L
1987
Chevrolet
R30
Scottsdale
7.4L
1987
Chevrolet
R30
Silverado
7.4L
1975 - 1978
GMC
C15
Base
7.4L
1977 - 1978
GMC
C15
Heavy Half
7.4L
1975 - 1978
GMC
C15
High Sierra
7.4L
1977
GMC
C15
Indy Hauler
7.4L
1975 - 1978
GMC
C15
Sierra Classic
7.4L
1975 - 1978
GMC
C15
Sierra Grande
7.4L
1978
GMC
C15
Street Coupe
7.4L
1975 - 1978
GMC
C15 Suburban
Base
7.4L
1975 - 1978
GMC
C15 Suburban
High Sierra
7.4L
1975 - 1978
GMC
C15 Suburban
Sierra Classic
7.4L
1975 - 1978
GMC
C15 Suburban
Sierra Grande
7.4L
1968 - 1969
GMC
C15/C1500 Pickup
Base
6.5L
1970 - 1972
GMC
C15/C1500 Pickup
Base
6.6L
1973 - 1974
GMC
C15/C1500 Pickup
Base
7.4L
1973 - 1974
GMC
C15/C1500 Suburban
Base
7.4L
1979 - 1980
GMC
C1500
Base
7.4L
1979 - 1980
GMC
C1500
Heavy Half
7.4L
1979 - 1980
GMC
C1500
High Sierra
7.4L
1979 - 1980
GMC
C1500
Sierra Classic
7.4L
1979 - 1980
GMC
C1500
Sierra Grande
7.4L
1979 - 1980
GMC
C1500
Street Coupe
7.4L
1979 - 1980
GMC
C1500 Suburban
Base
7.4L
1979 - 1980
GMC
C1500 Suburban
High Sierra
7.4L
1979 - 1980
GMC
C1500 Suburban
Sierra Classic
7.4L
1979 - 1980
GMC
C1500 Suburban
Sierra Grande
7.4L
1975 - 1978
GMC
C25
Base
7.4L
1975 - 1978
GMC
C25
High Sierra
7.4L
1975 - 1978
GMC
C25
Sierra Classic
7.4L
1975 - 1978
GMC
C25
Sierra Grande
7.4L
1975 - 1978
GMC
C25 Suburban
Base
7.4L
1975 - 1978
GMC
C25 Suburban
High Sierra
7.4L
1975 - 1978
GMC
C25 Suburban
Sierra Classic
7.4L
1975 - 1978
GMC
C25 Suburban
Sierra Grande
7.4L
1968 - 1969
GMC
C25/C2500 Pickup
Base
6.5L
1970 - 1972
GMC
C25/C2500 Pickup
Base
6.6L
1973 - 1974
GMC
C25/C2500 Pickup
Base
7.4L
1974
GMC
C25/C2500 Suburban
Base
7.4L
1979 - 1986
GMC
C2500
Base
7.4L
1979 - 1986
GMC
C2500
High Sierra
7.4L
1979 - 1986
GMC
C2500
Sierra Classic
7.4L
1979 - 1982
GMC
C2500
Sierra Grande
7.4L
1979 - 1986
GMC
C2500 Suburban
Base
7.4L
1979 - 1986
GMC
C2500 Suburban
High Sierra
7.4L
1979 - 1986
GMC
C2500 Suburban
Sierra Classic
7.4L
1979 - 1982
GMC
C2500 Suburban
Sierra Grande
7.4L
1975 - 1978
GMC
C35
Base
7.4L
1975 - 1978
GMC
C35
High Sierra
7.4L
1975 - 1978
GMC
C35
Sierra Classic
7.4L
1975 - 1978
GMC
C35
Sierra Grande
7.4L
1968 - 1969
GMC
C35/C3500 Pickup
Base
6.5L
1970 - 1972
GMC
C35/C3500 Pickup
Base
6.6L
1973 - 1974
GMC
C35/C3500 Pickup
Base
7.4L
1979 - 1986
GMC
C3500
Base
7.4L
1979 - 1986
GMC
C3500
High Sierra
7.4L
1979 - 1986
GMC
C3500
Sierra Classic
7.4L
1979 - 1982
GMC
C3500
Sierra Grande
7.4L
1973, 1976
GMC
Jimmy
Base
7.4L
1976
GMC
Jimmy
High Sierra
7.4L
1976
GMC
Jimmy
Sierra Classic
7.4L
1976
GMC
Jimmy
Sierra Grande
7.4L
1976
GMC
K15
Base
7.4L
1976
GMC
K15
High Sierra
7.4L
1976
GMC
K15
Sierra Classic
7.4L
1976
GMC
K15
Sierra Grande
7.4L
1968 - 1969
GMC
K15/K1500 Pickup
Base
6.5L
1974
GMC
K15/K1500 Suburban
Base
7.4L
1980
GMC
K1500
Base
7.4L
1980
GMC
K1500
High Sierra
7.4L
1980
GMC
K1500
Sierra Classic
7.4L
1980
GMC
K1500
Sierra Grande
7.4L
1976 - 1978
GMC
K25
Base
7.4L
1976 - 1978
GMC
K25
High Sierra
7.4L
1976 - 1978
GMC
K25
Sierra Classic
7.4L
1976 - 1978
GMC
K25
Sierra Grande
7.4L
1976 - 1977
GMC
K25 Suburban
Base
7.4L
1976 - 1977
GMC
K25 Suburban
High Sierra
7.4L
1976 - 1977
GMC
K25 Suburban
Sierra Classic
7.4L
1976 - 1977
GMC
K25 Suburban
Sierra Grande
7.4L
1968 - 1969
GMC
K25/K2500 Pickup
Base
6.5L
1973 - 1974
GMC
K25/K2500 Pickup
Base
7.4L
1974
GMC
K25/K2500 Suburban
Base
7.4L
1968 - 1969
GMC
K35/K3500 Pickup
Base
6.5L
1970 - 1971
GMC
K35/K3500 Pickup
Base
6.6L
1973 - 1974
GMC
K35/K3500 Pickup
Base
7.4L
1979 - 1981
GMC
K3500
Base
7.4L
1979 - 1981
GMC
K3500
High Sierra
7.4L
1979 - 1981
GMC
K3500
Sierra Classic
7.4L
1979 - 1981
GMC
K3500
Sierra Grande
7.4L
1987
GMC
R2500
Base
7.4L
1987
GMC
R2500
High Sierra
7.4L
1987
GMC
R2500
Sierra Classic
7.4L
1987 - 1991
GMC
R2500 Suburban
Base
7.4L
1987
GMC
R2500 Suburban
High Sierra
7.4L
1987 - 1989
GMC
R2500 Suburban
Sierra Classic
7.4L
1990
GMC
R2500 Suburban
SLE
7.4L
1987
GMC
R3500
Base
7.4L
1987
GMC
R3500
High Sierra
7.4L
1987
GMC
R3500
Sierra Classic
7.4L
