Which vehicles does the FlowTech 31506FLT fit?

Fits 1966 to 1974 Chevrolet Blazer, K10 Pickup, K10 Suburban and 4 more models, and 1 more make.

What warranty comes with the FlowTech 31506FLT?

Manufacturer's Limited 90 Day Warranty

FlowTech Long Tube Header - Ceramic Coated for GMC and Chevrolet

Part # 31506FLT

C$569.99

Before you order

Pick your vehicle to check the fit
Ships Mon Dec 7
Free shipping in Canada

Questions? [email protected]Mon to Fri, 8 to 6 Eastern

Features

Fuel Economy From The Engine
Leak Test For Max Performance
Ceramic Headers
Rust And Corrosion Resistance
Mandrel-Formed Power Plenum
Leakproof O-Ringed Port Seals
Include All Mounting Hardware

Description

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" 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 and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces underhood temps for increased performance.

Specifications

Air Injection Tubes	No
Bolt Size	3/8-16 x 3/4 in
Bolts Included	Yes
CARB (California) Compliant	No
Collector Attachment	3-Bolt Flange
Collector Diameter	2.50 in
Collector Reducer Included	Yes
Collector Reducer Outlet Dia.	2.25 in
Color	Silver
Design	Long Tube
drive	4WD
EGT Port	No
Engine	Chevrolet Small Block Gen I
Finish	Ceramic Coated
Flange Thickness	0.3125 in
Gasket Or Seal Included	Yes
Grade Type	Performance
Header Series	Flowtech II
Header Style	Long Tube
Material	Mild Steel
Mounting Hardware Included	Yes
Oxygen Sensor Port	No
Port Shape	Oval
Primary Tubing Diameter	1 5/8 in
Quantity	Sold as a pair
UPC / GTIN	00787480315069
Warranty	Manufacturer's Limited 90 Day Warranty

Fits these vehicles

Filter the vehicles

Year	Make	Model	Submodel	Engine	Note
1969 - 1973	Chevrolet	Blazer	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	Blazer	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966 - 1967	Chevrolet	K10 Pickup	Base	4.6L V8, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	Chevrolet	K10 Pickup	Base	5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	Chevrolet	K10 Pickup	Base	5.0L V8, 5.3L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	Chevrolet	K10 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	K10 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	Chevrolet	K10 Suburban	Base	4.6L V8, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	Chevrolet	K10 Suburban	Base	5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	Chevrolet	K10 Suburban	Base	5.0L V8, 5.3L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	Chevrolet	K10 Suburban	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	K10 Suburban	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966 - 1967	Chevrolet	K20 Pickup	Base	4.6L V8, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	Chevrolet	K20 Pickup	Base	5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	Chevrolet	K20 Pickup	Base	5.0L V8, 5.3L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	Chevrolet	K20 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	K20 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	Chevrolet	K20 Suburban	Base	4.6L V8, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	Chevrolet	K20 Suburban	Base	5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	Chevrolet	K20 Suburban	Base	5.0L V8, 5.3L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	Chevrolet	K20 Suburban	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	K20 Suburban	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	Chevrolet	K30 Pickup	Base	5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	Chevrolet	K30 Pickup	Base	5.0L V8, 5.3L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	Chevrolet	K30 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	Chevrolet	K30 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966	Chevrolet	Suburban	Base	4.6L V8, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	Jimmy	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	Jimmy	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966	GMC	K15/K1500 Pickup	Base	5.0L V6	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	GMC	K15/K1500 Pickup	Base	4.6L V8, 5.0L V6, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	GMC	K15/K1500 Pickup	Base	5.0L V6, 5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	GMC	K15/K1500 Pickup	Base	5.0L V6, 5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	K15/K1500 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	K15/K1500 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	GMC	K15/K1500 Suburban	Base	4.6L V8, 5.0L V6, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	GMC	K15/K1500 Suburban	Base	5.0L V6, 5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	GMC	K15/K1500 Suburban	Base	5.0L V6, 5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	K15/K1500 Suburban	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	K15/K1500 Suburban	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966	GMC	K25/K2500 Pickup	Base	4.6L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	GMC	K25/K2500 Pickup	Base	4.6L V8, 5.0L V6, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	GMC	K25/K2500 Pickup	Base	5.0L V6, 5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	GMC	K25/K2500 Pickup	Base	5.0L V6, 5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	K25/K2500 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	K25/K2500 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1967	GMC	K25/K2500 Suburban	Base	4.6L V8, 5.0L V6, 5.3L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	GMC	K25/K2500 Suburban	Base	5.0L V6, 5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	GMC	K25/K2500 Suburban	Base	5.0L V6, 5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	K25/K2500 Suburban	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	K25/K2500 Suburban	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1968	GMC	K35/K3500 Pickup	Base	5.0L V6, 5.0L V8, 5.3L V8, 5.4L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1969	GMC	K35/K3500 Pickup	Base	5.0L V6, 5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1970 - 1973	GMC	K35/K3500 Pickup	Base	5.0L V8, 5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1974	GMC	K35/K3500 Pickup	Base	5.7L V8	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966 - 1967	GMC	L3500	Base	5.0L V6	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.
1966	GMC	Suburban	Base	5.0L V6	1-5/8 inch Tube Diameter; Ceramic Coated; Standard Header; Primary Tube Coll. Size 1 5/8x2.5 in; w/o AIR Tubes; Modify Stck Exh. To Retain Cat. Converter; Not Legal For Street Use.