Chevy K5 Blazer Headers

HEDMAN STANDARD DUTY EXHAUST HEADERS, BLACK-PAINTED -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; Not applicable or intended for street or highway use; 1.625 in. tube diameter, 18-gauge tube wall thickness, 3 in. flange collector, 0.25 in. standard head flange; Premium gasket and installation hardware included; Without smog injection or injection heads; Full-length style; Round head port; They feature 18-gauge mandrel-bent primary tubes; Protected by factory applied black paint for pre-installation protection; Made in the USA; Modification to stock exhaust required to retain catalytic converter; Will fit with angle plug heads; Must modify rotary A/C bracket; Elite replacement gasket part number 27520.

Fits the following 1975-1986 Chevrolet K5 Blazer submodels:

• 1981-1986: Custom; 8 Cyl 5.0L;
• 1981-1986: Custom; 8 Cyl 5.7L;

• 1980-1986: Silverado; 8 Cyl 5.0L;

• 1980-1986: Silverado; 8 Cyl 5.7L;

• 1984-1984: Scottsdale; 8 Cyl 5.0L;

• 1984-1984: Scottsdale; 8 Cyl 5.7L;

• 1981-1981: Deluxe; 8 Cyl 5.0L;

• 1981-1981: Deluxe; 8 Cyl 5.7L;

• 1977-1980: Cheyenne; 8 Cyl 5.0L;

• 1977-1980: Custom Deluxe; 8 Cyl 5.0L;

• 1977-1980: Custom Deluxe; 8 Cyl 5.7L;

• 1975-1980: Cheyenne; 8 Cyl 5.7L;

• 1977-1979: Custom Deluxe; 8 Cyl 6.6L;

• 1975-1979: Cheyenne; 8 Cyl 6.6L;

• 1975-1976: Base; 8 Cyl 5.7L;

• 1975-1976: Base; 8 Cyl 6.6L;

Fits 14 more submodels. (Show all) Show less info

FLOWTECH I STANDARD FULL-LENGTH HEADERS, STEEL, BLACK, SET OF 2 -- For off road use - Not legal for use on public roads and highways; 1.5 in. tube diameter, 16-gauge tube wall thickness, 2.5 in. weld-on collector, standard head flange; All mounting hardware such as bolts, nuts, and premium gasket are included; 4-1 design; Round head port; These headers are precision-engineered and leak-tested to provide the maximum performance and fuel efficiency of your engine; Formed from specially selected 0.049 cold roll flash controlled tubing with high quality electrostatically-applied satin black paint finish; They feature Flowtech's exclusive, thick, and mandrel-formed power plenum collector; All ports are precisely fitted and finished with sturdy and leaf-proof o-ringed port seals; Must modify stock exhaust to retain catalytic converter; Application with oxygen sensor use reducer part number 10105; Heap pipe lubrication required; Will not fit angle plug heads; Requires Flowtech front frame mount for installation.

Fits the following 1982-1982 Chevrolet K5 Blazer submodels:

• 1982-1982: Custom; 6 Cyl 4.1L;
• 1982-1982: Silverado; 6 Cyl 4.1L;

PATRIOT SPECIFIC FIT HEADERS, METALLIC CERAMIC-COATED, SET OF 2 -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; 1.625 in. tube diameter, 3 in. collector; Includes gaskets, hardware, collector reducers, and installation instructions; Full-length style; Oval port shape; Features ceramic coated tubing that is corrosion and rust resistant; 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; Fits D-port cylinder heads including ZZ4 crate engines; Will fit most angle plug heads; Non-catalytic converter equipped; 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 1975-1986 Chevrolet K5 Blazer submodels:

• 1982-1986: Custom; 8 Cyl 6.2L;
• 1982-1986: Silverado; 8 Cyl 6.2L;

• 1981-1986: Custom; 8 Cyl 5.0L;

• 1981-1986: Custom; 8 Cyl 5.7L;

• 1980-1986: Silverado; 8 Cyl 5.0L;

• 1975-1986: Silverado; 8 Cyl 5.7L;

• 1984-1984: Scottsdale; 8 Cyl 5.0L;

• 1984-1984: Scottsdale; 8 Cyl 6.2L;

• 1975-1984: Scottsdale; 8 Cyl 5.7L;

• 1981-1982: Custom; 6 Cyl 4.1L;

• 1975-1982: Silverado; 6 Cyl 4.1L;

• 1981-1981: Deluxe; 6 Cyl 4.1L;

• 1981-1981: Deluxe; 8 Cyl 5.0L;

• 1981-1981: Deluxe; 8 Cyl 5.7L;

• 1977-1980: Cheyenne; 8 Cyl 5.0L;

• 1977-1980: Custom Deluxe; 8 Cyl 5.0L;

• 1975-1980: Cheyenne; 6 Cyl 4.1L;

• 1975-1980: Cheyenne; 8 Cyl 5.7L;

• 1975-1980: Custom Deluxe; 6 Cyl 4.1L;

• 1975-1980: Custom Deluxe; 8 Cyl 5.7L;

• 1975-1979: Cheyenne; 8 Cyl 6.6L;

• 1975-1979: Custom Deluxe; 8 Cyl 6.6L;

• 1977-1978: Custom Deluxe; 8 Cyl 7.4L;

• 1976-1978: Cheyenne; 8 Cyl 7.4L;

• 1976-1976: Base; 8 Cyl 7.4L;

• 1975-1976: Base; 6 Cyl 4.1L;

• 1975-1976: Base; 8 Cyl 5.7L;

• 1975-1976: Base; 8 Cyl 6.6L;

• 1975-1975: Scottsdale; 6 Cyl 4.1L;

• 1975-1975: Scottsdale; 8 Cyl 6.6L;

• 1975-1975: Silverado; 8 Cyl 6.6L;

Fits 29 more submodels. (Show all) Show less info

HOOKER SUPER COMPETITION HEADER, BLACK HIGH TEMPERATURE PAINT -- Full Length Tube Size 1.75 x 28, Collector Size 3, Collector Length 10, Port Shape Same As Port, Tuned-Length Primary Tubes For Street Performance, Mandrel-Bent Tubing For Smooth Exhaust Flow, Light Weight And Sturdy 16 Gauge Tubing, Long Transition Collector For Decreased Back Pressure, 5/16%X94 Machined Flanges For A Perfect Seal, All Necessary Hardware Included For A Complete Installation

Fits the following 1975-1984 Chevrolet K5 Blazer submodels:

• 1984-1984: Scottsdale; 8 Cyl 5.0L;
• 1984-1984: Scottsdale; 8 Cyl 5.7L;

• 1981-1984: Custom; 8 Cyl 5.0L;

• 1981-1984: Custom; 8 Cyl 5.7L;

• 1980-1984: Silverado; 8 Cyl 5.0L;

• 1980-1984: Silverado; 8 Cyl 5.7L;

• 1981-1981: Deluxe; 8 Cyl 5.0L;

• 1981-1981: Deluxe; 8 Cyl 5.7L;

• 1977-1980: Cheyenne; 8 Cyl 5.0L;

• 1977-1980: Custom Deluxe; 8 Cyl 5.0L;

• 1977-1980: Custom Deluxe; 8 Cyl 5.7L;

• 1975-1980: Cheyenne; 8 Cyl 5.7L;

• 1977-1979: Custom Deluxe; 8 Cyl 6.6L;

• 1975-1979: Cheyenne; 8 Cyl 6.6L;

• 1975-1976: Base; 8 Cyl 5.7L;

• 1975-1976: Base; 8 Cyl 6.6L;

Fits 14 more submodels. (Show all) Show less info