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Flow Tech Block Hugger Exhaust Header - 11701FLT

Authorized Dealer
Brand: Flow Tech Flow Tech
0 reviews
  • Have a product question? Ask us
  • Part Number: 11701FLT
  • Part Location: U.S.
  • Availability: *Special Order
  • Delivery: Up to 2 Weeks
  • If purchased before 12:00 EDT - estimated delivery by May 17
Retail: $401.09
Price: $381.99
You Save: $19.10
Collector Diameter (IN)
2-1/2 Inch
Color/ Finish
Black Painted
Flange Thickness
3/8 Inch
Flange Type
2 Bolt Flange
Includes Bolts/Studs
No
Includes Gaskets
Yes
Includes Reducers
Yes
Material
Mild Steel
Primary Tube Diameter (IN)
1-3/4 Inch
State Legal
49 State Legal
Style
Block Hugger
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Flow Tech Exhaust Header

Exhaust Header; For Use With Chevrolet Big Block Engines; Block Hugger Headers; 1-3/4 Inch Primary Tubes; 2-1/2 Inch Diameter Collectors; 3/8 Inch Thick Flanges; For Off-Road Race Use Only; Mild Steel Black; With Gaskets

MPN: 11701

Flowtech Headers are the perfect combination of quality and value. This tight fit block hugger header fits all popular hot rods with the popular Big Block Chevy motor.
Style: Block Hugger
Primary Tube Diameter (IN): 1-3/4 Inch
Collector Diameter (IN): 2-1/2 Inch
Flange Type: 2 Bolt Flange
Flange Thickness: 3/8 Inch
State Legal: 49 State Legal
Color/ Finish: Black Painted
Material: Mild Steel
Includes Bolts/Studs: No
Includes Gaskets: Yes
Includes Reducers: Yes
Welding Required: No

Features

  • Tight Fit Block Hugger Design For Popular Hot Rod And Street Rods
  • Mandrel-Bent Tubes Provide Consistent Tubing Diameters For Smooth Flow And Increased Exhaust Velocity
  • Heavy Duty 16-Gauge Tubing For Increased Strength And Durability
  • Smooth Transition Primary Tubes Are Used For Increased Exhaust Flow Increasing Performance And Improving Throttle Response
  • TIG-Welded Collector For Maximum Strength
  • Machined Header Flange For A Leak-Free Seal And Maximum Strength
  • High Heat Resistant Black Paint Coating For A Classic Finish
  • Limited 90 Day Warranty
Specifications of Flow Tech Block Hugger Exhaust Header - 11701FLT
Collector Diameter (IN) 2-1/2 Inch
Color/ Finish Black Painted
Flange Thickness 3/8 Inch
Flange Type 2 Bolt Flange
Includes Bolts/Studs No
Includes Gaskets Yes
Includes Reducers Yes
Material Mild Steel
Primary Tube Diameter (IN) 1-3/4 Inch
State Legal 49 State Legal
Style Block Hugger
Welding Required No

1965 Chevrolet Bel Air
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1965 Chevrolet Biscayne
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1973 Chevrolet Blazer
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1969 Chevrolet Brookwood
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1975 Chevrolet C10
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1968 Chevrolet C10 Pickup
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1968 Chevrolet C10 Suburban
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1990 Chevrolet C1500
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1968 Chevrolet C20 Pickup
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1968 Chevrolet C20 Suburban
1969 Chevrolet C20 Suburban
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1991 Chevrolet C2500
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1975 Chevrolet C30
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1968 Chevrolet C30 Pickup
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1988 Chevrolet C3500
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1991 Chevrolet C3500HD
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1967 Chevrolet Camaro
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1966 Chevrolet Caprice
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1965 Chevrolet Chevelle
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1968 Chevrolet Chevy II

1965 Chevrolet Corvette
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1966 Chevrolet El Camino
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1969 Chevrolet Estate
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1973 Chevrolet G10 Van
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1976 Chevrolet G20

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1975 Chevrolet G30
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1973 Chevrolet G30 Van
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1965 Chevrolet Impala
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1976 Chevrolet K10

1980 Chevrolet K10

1968 Chevrolet K10 Pickup
1969 Chevrolet K10 Pickup
1970 Chevrolet K10 Pickup
1971 Chevrolet K10 Pickup
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1973 Chevrolet K10 Pickup
1974 Chevrolet K10 Pickup

1968 Chevrolet K10 Suburban
1969 Chevrolet K10 Suburban
1970 Chevrolet K10 Suburban
1971 Chevrolet K10 Suburban
1972 Chevrolet K10 Suburban
1973 Chevrolet K10 Suburban
1974 Chevrolet K10 Suburban

1976 Chevrolet K20
1977 Chevrolet K20
1978 Chevrolet K20

1968 Chevrolet K20 Pickup
1969 Chevrolet K20 Pickup
1970 Chevrolet K20 Pickup
1971 Chevrolet K20 Pickup
1972 Chevrolet K20 Pickup
1973 Chevrolet K20 Pickup
1974 Chevrolet K20 Pickup

1968 Chevrolet K20 Suburban
1969 Chevrolet K20 Suburban
1970 Chevrolet K20 Suburban
1971 Chevrolet K20 Suburban
1972 Chevrolet K20 Suburban
1973 Chevrolet K20 Suburban
1974 Chevrolet K20 Suburban

1985 Chevrolet K20 Suburban

1991 Chevrolet K2500
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1992 Chevrolet K2500 Suburban
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1994 Chevrolet K2500 Suburban
1995 Chevrolet K2500 Suburban

1977 Chevrolet K30

1980 Chevrolet K30
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1982 Chevrolet K30
1983 Chevrolet K30
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1985 Chevrolet K30
1986 Chevrolet K30

1968 Chevrolet K30 Pickup
1969 Chevrolet K30 Pickup
1970 Chevrolet K30 Pickup
1971 Chevrolet K30 Pickup
1972 Chevrolet K30 Pickup
1973 Chevrolet K30 Pickup
1974 Chevrolet K30 Pickup

1988 Chevrolet K3500
1989 Chevrolet K3500
1990 Chevrolet K3500
1991 Chevrolet K3500
1992 Chevrolet K3500
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1994 Chevrolet K3500
1995 Chevrolet K3500

1976 Chevrolet K5 Blazer
1977 Chevrolet K5 Blazer
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1969 Chevrolet Kingswood
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1973 Chevrolet Laguna
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1975 Chevrolet Laguna

1965 Chevrolet Malibu
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1967 Chevrolet Malibu

1973 Chevrolet Malibu
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1970 Chevrolet Monte Carlo
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1969 Chevrolet Nova
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1973 Chevrolet P10 Van

1976 Chevrolet P20

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1975 Chevrolet P30
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1970 Chevrolet P30 Van
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1987 Chevrolet R20
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1989 Chevrolet R2500

1989 Chevrolet R2500 Suburban
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1987 Chevrolet R30
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1989 Chevrolet R3500
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1969 Chevrolet Townsman
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1990 Chevrolet V2500 Suburban

1987 Chevrolet V30
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1989 Chevrolet V3500
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1972 Excalibur Phaeton
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1974 Excalibur Phaeton
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1976 Excalibur Phaeton
1977 Excalibur Phaeton
1978 Excalibur Phaeton
1979 Excalibur Phaeton

1975 GMC C15
1976 GMC C15
1977 GMC C15
1978 GMC C15

1975 GMC C15 Suburban
1976 GMC C15 Suburban
1977 GMC C15 Suburban
1978 GMC C15 Suburban

1968 GMC C15/C1500 Pickup
1969 GMC C15/C1500 Pickup
1970 GMC C15/C1500 Pickup
1971 GMC C15/C1500 Pickup
1972 GMC C15/C1500 Pickup
1973 GMC C15/C1500 Pickup
1974 GMC C15/C1500 Pickup

1968 GMC C15/C1500 Suburban
1969 GMC C15/C1500 Suburban
1970 GMC C15/C1500 Suburban
1971 GMC C15/C1500 Suburban
1972 GMC C15/C1500 Suburban
1973 GMC C15/C1500 Suburban
1974 GMC C15/C1500 Suburban

1979 GMC C1500
1980 GMC C1500

1979 GMC C1500 Suburban
1980 GMC C1500 Suburban

1975 GMC C25
1976 GMC C25
1977 GMC C25
1978 GMC C25

1975 GMC C25 Suburban
1976 GMC C25 Suburban
1977 GMC C25 Suburban
1978 GMC C25 Suburban

1968 GMC C25/C2500 Pickup
1969 GMC C25/C2500 Pickup
1970 GMC C25/C2500 Pickup
1971 GMC C25/C2500 Pickup
1972 GMC C25/C2500 Pickup
1973 GMC C25/C2500 Pickup
1974 GMC C25/C2500 Pickup

1968 GMC C25/C2500 Suburban
1969 GMC C25/C2500 Suburban
1970 GMC C25/C2500 Suburban
1971 GMC C25/C2500 Suburban
1972 GMC C25/C2500 Suburban
1973 GMC C25/C2500 Suburban
1974 GMC C25/C2500 Suburban

1979 GMC C2500
1980 GMC C2500
1981 GMC C2500
1982 GMC C2500
1983 GMC C2500
1984 GMC C2500
1985 GMC C2500
1986 GMC C2500

1991 GMC C2500
1992 GMC C2500
1993 GMC C2500
1994 GMC C2500
1995 GMC C2500

1979 GMC C2500 Suburban
1980 GMC C2500 Suburban
1981 GMC C2500 Suburban
1982 GMC C2500 Suburban
1983 GMC C2500 Suburban
1984 GMC C2500 Suburban
1985 GMC C2500 Suburban
1986 GMC C2500 Suburban

1992 GMC C2500 Suburban
1993 GMC C2500 Suburban
1994 GMC C2500 Suburban
1995 GMC C2500 Suburban

1975 GMC C35
1976 GMC C35
1977 GMC C35
1978 GMC C35

1968 GMC C35/C3500 Pickup
1969 GMC C35/C3500 Pickup
1970 GMC C35/C3500 Pickup
1971 GMC C35/C3500 Pickup
1972 GMC C35/C3500 Pickup
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1979 GMC C3500
1980 GMC C3500
1981 GMC C3500
1982 GMC C3500
1983 GMC C3500
1984 GMC C3500
1985 GMC C3500
1986 GMC C3500

1988 GMC C3500
1989 GMC C3500
1990 GMC C3500
1991 GMC C3500
1992 GMC C3500
1993 GMC C3500
1994 GMC C3500
1995 GMC C3500

1991 GMC C3500HD
1992 GMC C3500HD
1993 GMC C3500HD
1994 GMC C3500HD
1995 GMC C3500HD

1975 GMC G25
1976 GMC G25

1976 GMC G35

1973 GMC G35/G3500 Van
1974 GMC G35/G3500 Van

1988 GMC G3500
1989 GMC G3500
1990 GMC G3500
1991 GMC G3500
1992 GMC G3500
1993 GMC G3500
1994 GMC G3500
1995 GMC G3500
1996 GMC G3500

1973 GMC Jimmy
1974 GMC Jimmy

1976 GMC Jimmy

1976 GMC K15

1968 GMC K15/K1500 Pickup
1969 GMC K15/K1500 Pickup
1970 GMC K15/K1500 Pickup
1971 GMC K15/K1500 Pickup
1972 GMC K15/K1500 Pickup
1973 GMC K15/K1500 Pickup
1974 GMC K15/K1500 Pickup

1968 GMC K15/K1500 Suburban
1969 GMC K15/K1500 Suburban
1970 GMC K15/K1500 Suburban
1971 GMC K15/K1500 Suburban
1972 GMC K15/K1500 Suburban
1973 GMC K15/K1500 Suburban
1974 GMC K15/K1500 Suburban

1980 GMC K1500

1976 GMC K25
1977 GMC K25
1978 GMC K25

1976 GMC K25 Suburban
1977 GMC K25 Suburban

1968 GMC K25/K2500 Pickup
1969 GMC K25/K2500 Pickup
1970 GMC K25/K2500 Pickup
1971 GMC K25/K2500 Pickup
1972 GMC K25/K2500 Pickup
1973 GMC K25/K2500 Pickup
1974 GMC K25/K2500 Pickup

1968 GMC K25/K2500 Suburban
1969 GMC K25/K2500 Suburban
1970 GMC K25/K2500 Suburban
1971 GMC K25/K2500 Suburban
1972 GMC K25/K2500 Suburban
1973 GMC K25/K2500 Suburban
1974 GMC K25/K2500 Suburban

1991 GMC K2500
1992 GMC K2500
1993 GMC K2500
1994 GMC K2500
1995 GMC K2500

1992 GMC K2500 Suburban
1993 GMC K2500 Suburban
1994 GMC K2500 Suburban
1995 GMC K2500 Suburban

1968 GMC K35/K3500 Pickup
1969 GMC K35/K3500 Pickup
1970 GMC K35/K3500 Pickup
1971 GMC K35/K3500 Pickup
1972 GMC K35/K3500 Pickup
1973 GMC K35/K3500 Pickup
1974 GMC K35/K3500 Pickup

1979 GMC K3500
1980 GMC K3500
1981 GMC K3500
1982 GMC K3500
1983 GMC K3500
1984 GMC K3500
1985 GMC K3500
1986 GMC K3500

1988 GMC K3500
1989 GMC K3500
1990 GMC K3500
1991 GMC K3500
1992 GMC K3500
1993 GMC K3500
1994 GMC K3500
1995 GMC K3500

1979 GMC P1500

1970 GMC P25/P2500 Van
1971 GMC P25/P2500 Van

1975 GMC P35
1976 GMC P35
1977 GMC P35
1978 GMC P35

1970 GMC P35/P3500 Van
1971 GMC P35/P3500 Van

1973 GMC P35/P3500 Van
1974 GMC P35/P3500 Van

1979 GMC P3500
1980 GMC P3500
1981 GMC P3500
1982 GMC P3500
1983 GMC P3500
1984 GMC P3500
1985 GMC P3500
1986 GMC P3500
1987 GMC P3500
1988 GMC P3500
1989 GMC P3500
1990 GMC P3500
1991 GMC P3500
1992 GMC P3500
1993 GMC P3500
1994 GMC P3500
1995 GMC P3500
1996 GMC P3500
1997 GMC P3500

1987 GMC R2500
1988 GMC R2500
1989 GMC R2500

1987 GMC R2500 Suburban
1988 GMC R2500 Suburban
1989 GMC R2500 Suburban
1990 GMC R2500 Suburban
1991 GMC R2500 Suburban

1987 GMC R3500
1988 GMC R3500
1989 GMC R3500
1990 GMC R3500
1991 GMC R3500

1971 GMC Sprint
1972 GMC Sprint
1973 GMC Sprint
1974 GMC Sprint
1975 GMC Sprint

1987 GMC V3500
1988 GMC V3500
1989 GMC V3500
1990 GMC V3500
1991 GMC V3500

1969 Iso Grifo
1970 Iso Grifo
1971 Iso Grifo
1972 Iso Grifo
1973 Iso Grifo
1974 Iso Grifo

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