Chevy K20 Pickup Headers

JBA SHORTY HEADERS, STAINLESS STEEL, TITANIUM CERAMIC, SET OF 2 -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; 1.625 in. tube diameter, 0.375 in. standard head flange; Shorty style; Round head port; They include mandrel-bent stainless steel primary tubes, patented JBA Firecone collector, factory style emission connections, extra thick collector domes, CNC laser-cut flange, oversized exhaust ports, boots, and terminals; Made of tough and durable stainless steel; Constructed through race-proven technology for maximum horsepower and torque gains; They improve throttle response, resist warping, prevent leakage, increase flow, and accommodate cylinder head porting; Installation requires welding or modification to exhaust system; Use big block flapper valve for smog legal applications; Spark plug boots must be changed from stock; For vehicles with carburetor; Easy installation.

Fits the following 1969-1973 Chevrolet K20 Pickup submodels:

• 1971-1973: Base; 8 Cyl 5.7L; "CARB"
• 1969-1970: Base; 8 Cyl 5.0L; "CARB"

HTC HEDDERS, METALLIC-CERAMIC COATED EXHAUST HEADER -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; Tube Size 1.75 in., Coll. Size 3 in., Without Smog Injection Or Injection Heads, Modification To Stock Exhaust Required To Retain Catalytic Converter, Must Use 1975 And Later Model Clutch Linkage Located At Rear Of Engine, Modification To Stock Exhaust Required To Retain Catalytic Converter, Must Use Factory Hardware And Mounts, Some 502 Engines May Need Flange Modification For Head Bolt

Fits the following 1968-1974 Chevrolet K20 Pickup submodels:

• 1973-1974: Base; 8 Cyl 7.4L; "VIN Z"
• 1969-1969: Base; 8 Cyl 6.5L; "VIN Y"

• 1968-1968: Base; 8 Cyl 6.5L; "VIN E"

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FLOWTECH AFTERBURNER HEADER, GRAY HIGH TEMP -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; 1.625 Tube Size, 3 Collector Size, Features 3 Large Secondary Collector For Reduced Back Pressure, Patented Tuned-Length, Velocity Tube For Smooth Exhaust Pulses And Increased Scavenging Over Conventional Header Design For Increased Horsepower And Torque, Includes All Hardware And Premium Gaskets For Complete Installation, With Manufacturer's 90-Day Warranty

Fits the following 1973-1974 Chevrolet K20 Pickup submodels:

• 1973-1974: Base; 8 Cyl 5.7L;

PATRIOT SPECIFIC FIT HEADERS, NATURAL FINISH, SET OF 2 -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; 1.625 in. tube diameter, 2.5 in. collector; Includes gaskets, hardware, collector reducers, and installation instructions; Full-length style; Round port shape; Lowers under hood temperatures for more power and extended product life; Easy to maintain; It has thick machined flanges for great seal; Its high flow mandrel-bent mild steel tubing provides greater horsepower and torque; Does not fit most angle plug heads; Reducers available with oxygen sensor fitting; Installation requires left side A/C bracket part number H7608; 1979 and later vehicles with short compressors can use the stock bracket.

Fits the following 1967-1974 Chevrolet K20 Pickup submodels:

• 1973-1974: Base; 8 Cyl 7.4L;
• 1969-1974: Base; 8 Cyl 5.7L;

• 1967-1974: Base; 6 Cyl 4.1L;

• 1967-1974: Base; 6 Cyl 4.8L;

• 1968-1972: Base; 8 Cyl 5.0L;

• 1968-1969: Base; 8 Cyl 6.5L;

• 1968-1968: Base; 8 Cyl 5.4L;

• 1967-1967: Base; 8 Cyl 4.6L;

• 1967-1967: Base; 8 Cyl 5.3L;

Fits 7 more submodels. (Show all) Show less info

HOOKER COMPETITION FULL-LENGTH HEADERS, BLACK HI-TEMPERATURE PAINT -- 1.625 in. tube diameter, 16-gauge tube wall thickness, 2.5 in. flange collector, 8 in. collector length, 0.3125 in. standard head flange; They include all the necessary hardware for complete installation; Sap shape port; Full-length style; They feature tuned-length primary tubes for maximum exhaust scavenging and velocity, light but sturdy 16-gauge mild steel mandrel-bent tubing for smooth exhaust flow, long transition collector for decreased back pressure, and machined flanges for a perfect seal; Designed for optimal performance and industry's best welds for durability; Available with fittings to accommodate air injection manifold; Reducers available with oxygen sensor on 1980 and later models; Will not fit angle plug heads; With Hooker's limited warranty.

Fits the following 1973-1974 Chevrolet K20 Pickup submodels:

• 1974-1974: Base; 8 Cyl 5.7L; "VIN V"
• 1973-1974: Base; 8 Cyl 5.7L; "VIN Y"