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Flowtech 11553FLT Upright Headers, Big Block Chevy. 2-1/4 Inch

-11%

#42511553FLT

Flowtech 11553FLT Upright Headers, Big Block Chevy. 2-1/4 Inch

Name: Flowtech 11553FLT Upright Headers, Big Block Chevy. 2-1/4 Inch
Brand: Flowtech Exhaust
SKU: 42511553FLT
Price: 631.95 USD
Availability: InStock
Rating: 1 (1 reviews)

1 Review

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$631.95

/each

Factory Shipped

$710.95

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Product Summary

Universal Fit, Steel, Black, Hardware Included

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Key Specs

MFG. Part #	11553FLT
Material Type	Steel
Color	Black
Hardware Included	Yes
Gasket(s) Included	Yes

See more specs

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855.313.9176

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Flowtech Exhaust 11553FLT Details

Flowtech Headers are the perfect combination of quality and value. These Big Block Chevy Upright headers available in 2-1/4" tube diameters are ideal for even big cubic inch Big Block Chevy engines

Features:

CNC Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing

Heavy duty 16-gauge 409SS tubing for increased strength and durability

2-1/4” tubing diameter for increased exhaust flow increasing performance and improved throttle response

Extended 4” collector for maximum strength and exhaust flow

Extra thick 7/16” header flange for a leak-free seal and maximum strength

Welded-in collector merge spears to control exhaust gas re-entry into primary tubes

Center of exhaust port to end of collector length is 33-1/2"

Logan Duvall's demolition derby car

Guides & Documents

Choosing the Right Headers

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA Prop 65

CARB warning

Flowtech Exhaust 11553FLT Specifications

KEY SPECS
MFG. Part #	11553FLT
Brand	Flowtech Exhaust
Material Type	Steel
Color	Black
Hardware Included	Yes
Gasket(s) Included	Yes

GENERAL
Sold in Quantity	Pair
GTIN Code	090127743614

Ratings & Reviews

1 Review

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Poor packaging

1.0

8 months ago

James.D

Alvin, Texas

Verified

Wasn't even in a shipping box, bare product

Would Not Recommend

Showing 1 of 1 reviews

Fitment

1965 Chevy Bel Air

396 Chevy Big Block V8

1966-1969 Chevy Bel Air

396 Chevy Big Block V8
427 Chevy Big Block V8

1970-1972 Chevy Bel Air

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1975 Chevy Bel Air

Chevy Big Block V8 Mark IV 454 LS5

1965 Chevy Biscayne

396 Chevy Big Block V8

1966-1969 Chevy Biscayne

396 Chevy Big Block V8
427 Chevy Big Block V8

1970-1972 Chevy Biscayne

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1969 Chevy Brookwood

396 Chevy Big Block V8
427 Chevy Big Block V8

1970-1972 Chevy Brookwood

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1969 Chevy C10

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy C10

402 Chevy Big Block V8

1973-1979 Chevy C10

Chevy Big Block V8 Mark IV 454 LS5

1968-1969 Chevy C10 Suburban

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy C10 Suburban

402 Chevy Big Block V8

1973-1979 Chevy C10 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1988 Chevy C15

Chevy Big Block V8 Gen 5 454 L19

1990 Chevy C1500

Chevy Big Block V8 Mark IV 454 LS5

1991 Chevy C1500

Chevy Big Block V8 Gen 5 454 L19
Chevy Big Block V8 Mark IV 454 LS5

1992-1993 Chevy C1500

Chevy Big Block V8 Gen 5 454 L19

1968-1969 Chevy C20

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy C20

402 Chevy Big Block V8

1973-1986 Chevy C20

Chevy Big Block V8 Mark IV 454 LS5

1987 Chevy C20

454 Chevy Big Block V8

1968-1969 Chevy C20 Suburban

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy C20 Suburban

402 Chevy Big Block V8

1973-1986 Chevy C20 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1991 Chevy C2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy C2500

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy C2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy C2500 Suburban

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy C2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1968-1969 Chevy C30

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy C30

402 Chevy Big Block V8

1973-1986 Chevy C30

Chevy Big Block V8 Mark IV 454 LS5

1988-1990 Chevy C3500

454 Chevy Big Block V8

1991 Chevy C3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy C3500

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy C3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1967 Chevy Camaro

Chevy Big Block V8 Mark IV 396 L35
Chevy Big Block V8 Mark IV 396 L78

1968-1969 Chevy Camaro

396 Chevy Big Block V8
427 Chevy Big Block V8
Chevy Big Block V8 Mark IV 396 L35
Chevy Big Block V8 Mark IV 396 L78

1970-1972 Chevy Camaro

402 Chevy Big Block V8

1966-1969 Chevy Caprice

427 Chevy Big Block V8
Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy Caprice

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1976 Chevy Caprice

Chevy Big Block V8 Mark IV 454 LS5

1965-1969 Chevy Chevelle

396 Chevy Big Block V8

1970-1972 Chevy Chevelle

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973 Chevy Chevelle

Chevy Big Block V8 Mark IV 454 LS5

1968 Chevy Chevy II

396 Chevy Big Block V8

1965 Chevy Corvette

Chevy Big Block V8 Mark IV 396 L78

1966-1969 Chevy Corvette

427 Chevy Big Block V8

1970-1974 Chevy Corvette

Chevy Big Block V8 Mark IV 454 LS5

1966-1969 Chevy El Camino

Chevy Big Block V8 Mark IV 396 L78

1970-1972 Chevy El Camino

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1975 Chevy El Camino

Chevy Big Block V8 Mark IV 454 LS5

1969 Chevy Estate

396 Chevy Big Block V8
427 Chevy Big Block V8

1970 Chevy Estate

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1996-2000 Chevy Express 2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1996-2000 Chevy Express 3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1988-1990 Chevy G30

454 Chevy Big Block V8

1991 Chevy G30

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy G30

Chevy Big Block V8 Gen 5 454 L19

1996 Chevy G30

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1965 Chevy Impala

Chevy Big Block V8 Mark IV 396 L35

1966-1969 Chevy Impala

427 Chevy Big Block V8
Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy Impala

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1976 Chevy Impala

Chevy Big Block V8 Mark IV 454 LS5

1969 Chevy K10

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy K10

402 Chevy Big Block V8

1973-1974 Chevy K10

Chevy Big Block V8 Mark IV 454 LS5

1968-1969 Chevy K10 Suburban

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy K10 Suburban

402 Chevy Big Block V8

1973-1974 Chevy K10 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1968-1969 Chevy K20

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy K20

402 Chevy Big Block V8

1973-1974 Chevy K20

Chevy Big Block V8 Mark IV 454 LS5

1968-1969 Chevy K20 Suburban

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy K20 Suburban

402 Chevy Big Block V8

1973-1974 Chevy K20 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1985 Chevy K20 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1991 Chevy K2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy K2500

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy K2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy K2500 Suburban

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy K2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1968-1969 Chevy K30

Chevy Big Block V8 Mark IV 396 L35

1970-1972 Chevy K30

402 Chevy Big Block V8

1977-1986 Chevy K30

Chevy Big Block V8 Mark IV 454 LS5

1988-1990 Chevy K3500

454 Chevy Big Block V8

1991 Chevy K3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 Chevy K3500

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy K3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1969 Chevy Kingswood

396 Chevy Big Block V8
427 Chevy Big Block V8

1970-1972 Chevy Kingswood

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1975 Chevy Laguna

Chevy Big Block V8 Mark IV 454 LS5

1965-1967 Chevy Malibu

Chevy Big Block V8 Mark IV 396 L78

1973-1975 Chevy Malibu

Chevy Big Block V8 Mark IV 454 LS5

1970-1972 Chevy Monte Carlo

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1975 Chevy Monte Carlo

Chevy Big Block V8 Mark IV 454 LS5

1969 Chevy Nova

Chevy Big Block V8 Mark IV 396 L78

1970 Chevy Nova

402 Chevy Big Block V8

1975-1990 Chevy P30

Chevy Big Block V8 Mark IV 454 LS5

1991 Chevy P30

Chevy Big Block V8 Gen 5 454 L19
Chevy Big Block V8 Mark IV 454 LS5

1992-1995 Chevy P30

Chevy Big Block V8 Gen 5 454 L19

1996-1997 Chevy P30

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1972 Chevy P30 Van

402 Chevy Big Block V8

1973-1974 Chevy P30 Van

Chevy Big Block V8 Mark IV 454 LS5

1987-1988 Chevy R20

Chevy Big Block V8 Mark IV 454 LS5

1987-1988 Chevy R20 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1989 Chevy R2500

454 Chevy Big Block V8

1989-1990 Chevy R2500 Suburban

454 Chevy Big Block V8

1991 Chevy R2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1987-1988 Chevy R30

Chevy Big Block V8 Mark IV 454 LS5

1989-1990 Chevy R3500

454 Chevy Big Block V8

1991 Chevy R3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1969 Chevy Townsman

396 Chevy Big Block V8
427 Chevy Big Block V8

1970-1972 Chevy Townsman

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1987-1988 Chevy V20 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1990 Chevy V2500 Suburban

454 Chevy Big Block V8

1987-1988 Chevy V30

Chevy Big Block V8 Mark IV 454 LS5

1989-1990 Chevy V3500

454 Chevy Big Block V8

1991 Chevy V3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1975-1978 GMC C15

Chevy Big Block V8 Mark IV 454 LS5

1975-1978 GMC C15 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1973-1974 GMC C15/C1500 Pickup

Chevy Big Block V8 Mark IV 454 LS5

1973-1974 GMC C15/C1500 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1979 GMC C1500

Chevy Big Block V8 Mark IV 454 LS5

1979 GMC C1500 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1975-1978 GMC C25

Chevy Big Block V8 Mark IV 454 LS5

1975-1978 GMC C25 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1967-1970 GMC C25/C2500 Pickup

396 Chevy Big Block V8

1971-1972 GMC C25/C2500 Pickup

402 Chevy Big Block V8

1973-1974 GMC C25/C2500 Pickup

Chevy Big Block V8 Mark IV 454 LS5

1967-1970 GMC C25/C2500 Suburban

396 Chevy Big Block V8

1971-1972 GMC C25/C2500 Suburban

402 Chevy Big Block V8

1973-1974 GMC C25/C2500 Suburban

Chevy Big Block V8 Mark IV 454 LS5

1979-1986 GMC C2500

454 Chevy Big Block V8

1988-1990 GMC C2500

454 Chevy Big Block V8

1991 GMC C2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 GMC C2500

Chevy Big Block V8 Gen 5 454 L19

1996-2000 GMC C2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1979-1986 GMC C2500 Suburban

454 Chevy Big Block V8

1992-1995 GMC C2500 Suburban

Chevy Big Block V8 Gen 5 454 L19

1996-1999 GMC C2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1975-1978 GMC C35

454 Chevy Big Block V8

1967-1970 GMC C35/C3500 Pickup

396 Chevy Big Block V8

1971-1972 GMC C35/C3500 Pickup

402 Chevy Big Block V8

1979-1986 GMC C3500

454 Chevy Big Block V8

1988-1990 GMC C3500

454 Chevy Big Block V8

1991 GMC C3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 GMC C3500

Chevy Big Block V8 Gen 5 454 L19

1996-2000 GMC C3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1967-1970 GMC K25/K2500 Pickup

396 Chevy Big Block V8

1971-1972 GMC K25/K2500 Pickup

402 Chevy Big Block V8

1967-1970 GMC K25/K2500 Suburban

396 Chevy Big Block V8

1971-1972 GMC K25/K2500 Suburban

402 Chevy Big Block V8

1994-1999 GMC K2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1977-1978 GMC K35

454 Chevy Big Block V8

1967-1970 GMC K35/K3500 Pickup

396 Chevy Big Block V8

1971-1972 GMC K35/K3500 Pickup

402 Chevy Big Block V8

1979-1986 GMC K3500

454 Chevy Big Block V8

1988-1990 GMC K3500

454 Chevy Big Block V8

1991 GMC K3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1992-1995 GMC K3500

Chevy Big Block V8 Gen 5 454 L19

1996-2000 GMC K3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1987-1989 GMC R2500

454 Chevy Big Block V8

1987-1990 GMC R2500 Suburban

454 Chevy Big Block V8

1991 GMC R2500 Suburban

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1987-1990 GMC R3500

454 Chevy Big Block V8

1991 GMC R3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1996-2000 GMC Savana 2500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1996-2000 GMC Savana 3500

454 Chevy Big Block V8
Chevy Big Block V8 Gen 5 454 L19

1971-1972 GMC Sprint

402 Chevy Big Block V8
Chevy Big Block V8 Mark IV 454 LS5

1973-1977 GMC Sprint

454 Chevy Big Block V8

1967 GMC Suburban

396 Chevy Big Block V8
402 Chevy Big Block V8