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Hooker Headers 2840-1

Super Comp Headers 265-400 Small Block Chevy



Hooker Headers 2840-1

Part Number: 520-2840-1

Super Comp Headers
  • 265-400 Small Block Chevy
  • 1968-87 1/2, 3/4, 1-Ton Trucks
  • 1968-91 Blazer, Yukon, Jimmy
  • 1968-94 Suburban, Crew Cab
  • 2WD Only
  • 1.75'' x 28'' Primary Tubes
  • 3'' x 10'' Collector
  • Metallic Ceramic Coated
  • $776.95
    Ships
    Made In USA
    FREE Shipping
    Hooker Headers 2840-1 Super Comp Headers 265-400 Small Block Chevy $776.95

    Hooker Headers 2840-1 Details

    Chevy/GMC Small Block Chevy

    Footnotes:
  • Will fit with angle plug heads.
  • Applications with oxygen sensors use reducers 555-30012 for 3'' three bolt flange.
  • A/C Requires bracket 520-10925 drivers side or 520-10926 passenger side. 1979 and later with short compressor use stock brackets.

    Accessory Compatibility:
  • Power Steering - Yes
  • Power Brakes - Yes
  • Air Conditioning - Yes, see note above
  • Smog Pump - Yes, with modifications

    Transmission Compatibility:
  • Manual Column Shifter - Yes
  • Manual Floor Shifter - Yes
  • Automatic Column Shifter - Yes
  • Automatic Floor Shifter - Yes

    Included Items Note: Bolts and Gaskets Included, Reducers required

    Port Shape: SAP

    Emissions Compatibility: Street Legal for Pre-1974 Vehicles

  • Specifications:

    Tube Size
    1.75
    Collector Tube Size (in.)
    3
    Application
    Automotive
    Engine Make/Size
    Chevy Small Block (262-400)
    Tube Direction
    Down Swept
    Coating/Finish
    Metallic Ceramic
    Port Shape
    Same As Port/Can Be Matched
    Material
    Mild Steel
    Collector Diameter (in.)
    3
    Gaskets Included
    Yes
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    3-bolt flange
    Cross Over Pipe Included
    No
    Cylinder Head Port Shape
    Oval
    Header Finish
    Silver ceramic coated
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Primary Tube Diameter (in.)
    1 3/4
    Primary Tube Gauge
    18-gauge
    Primary Tube Length (in.)
    28
    Quantity
    Sold as a pair
    Reducers Included
    No
    Transmission Mount Included
    No
    Tuned
    Yes
    Weld-Up
    No
    Flange Style
    Standard
    Manufacturer's Part Number:
    2840-1HKR

    Custom racing performance at a mass produced price!!
    Hooker Super Competition Headers are painstakingly designed to give you a max power, max RPM header at an off the shelf price. The large, mandrel bent, tuned length, primary tubes are custom engineered to give you more velocity, exhaust gas scavenging and high RPM efficiency resulting in more high end power than what you can achieve with a set of street performance headers. Given Hooker's reputation as having the industry's best welds, the fact that they are using their high quality 5/16'' machined flanges attached to mandrel bent light weight 18 gauge tubing. You know you are going to get a light weight racing header that is built to last seasons of on track performance.


    Features:
  • Tuned length mandrel-bent primary tubes offer maximum exhaust flow, and scavenging to make you more power.
  • Long transition collectors for decreased back pressure improving high end power.
  • Strong light weight 18 gauge tubing helps you reduce the weight to increase performance.
  • Optimal design 5/16'' thick header flanges provide a combination of clamping force and rigidity for perfect seal.
  • Designed for optimal high RPM performance.
  • Includes gaskets and bolts.
  • Reducers are not included.
  • Available in four finishes to suit your needs (see listings below for product availability) -

    Black Painted (Part numbers do not have a suffix)

    Metallic Ceramic Coating (Part numbers have a -1 suffix)

    "Darksides" Black Ceramic Coating (Part numbers have a -3 suffix)

    Titanium Ceramic Coating (Part numbers have a -4 suffix)

  • Does Hooker Headers 2840-1 fit your vehicle?

    Narrow Results

    1977-1979 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CHEYENNE
    • EngineType: V8

    1979 GMC C2500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1976-1979 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1977-1979 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1980 GMC C2500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8

    1968 GMC C25/C2500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1974 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1977-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1977-1978 GMC C25 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1987 GMC R2500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1979 GMC C1500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8

    1978-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8

    1987 GMC R1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1979 CHEVROLET C30 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1972-1973 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1980 CHEVROLET C20 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: CHEYENNE
    • EngineType: V8

    1982-1984 CHEVROLET BLAZER K5

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CUSTOM
    • EngineType: V8

    1980-1981 GMC C1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • CUI: 350
    • EngineType: V8

    1980 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SILVERADO
    • EngineType: V8

    1982-1986 GMC C2500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1968 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980-1986 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1979 GMC C2500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1972 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1981 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: DELUXE
    • EngineType: V8

    1982-1984 GMC JIMMY

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1980 CHEVROLET C10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1980 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980 CHEVROLET C10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8

    1975-1979 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1969-1971 CHEVROLET C30 PICKUP

    • CC: 5031
    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1982-1986 CHEVROLET C10 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1977-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CHEYENNE
    • EngineType: V8

    1973-1974 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979 GMC C1500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1987 CHEVROLET R20 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1987-1988 CHEVROLET R10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1972 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1981-1986 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CUSTOM
    • EngineType: V8

    1976-1978 CHEVROLET K5 BLAZER

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: CHEYENNE
    • EngineType: V8

    1987-1988 CHEVROLET R10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1981 CHEVROLET C30 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: DELUXE
    • EngineType: V8

    1975-1977 CHEVROLET C30 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CHEYENNE
    • EngineType: V8

    1976-1977 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SILVERADO
    • EngineType: V8

    1980 CHEVROLET C10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1982-1986 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1968 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1982-1986 CHEVROLET C10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1982-1986 GMC C2500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: STREET COUPE
    • EngineType: V8

    1979 GMC C1500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1968 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1979 GMC C3500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1980-1982 GMC C3500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1968 GMC C25/C2500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1979 GMC JIMMY

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • SubModel: STREET COUPE
    • EngineType: V8

    1982 GMC C1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1980-1986 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1987 CHEVROLET R10 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1987 GMC R1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1980-1981 CHEVROLET C30 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CHEYENNE
    • EngineType: V8

    1987 CHEVROLET R20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1974 GMC C15/C1500 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1980-1981 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8

    1976 GMC JIMMY

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1969-1971 CHEVROLET C20 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1979 CHEVROLET C30 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1987 GMC R1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1979 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: HEAVY HALF
    • EngineType: V8

    1982-1986 GMC C1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1980 CHEVROLET C10 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1982 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1987 GMC R1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1976-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SILVERADO
    • EngineType: V8

    1969-1971 CHEVROLET BLAZER

    • CC: 5736
    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1987 CHEVROLET R10 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1978-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8

    1968 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1975 CHEVROLET K5 BLAZER

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • SubModel: CHEYENNE
    • EngineType: V8

    1984 CHEVROLET BLAZER K5

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1979 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8

    1976-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: CHEYENNE
    • EngineType: V8

    1980 GMC C1500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1982-1986 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1990 GMC R2500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SLE
    • EngineType: V8

    1979 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: STREET COUPE
    • EngineType: V8

    1976 GMC C1500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1980-1983 GMC C3500 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1978 CHEVROLET C30 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8

    1975-1977 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • EngineType: V8

    1985-1986 GMC C2500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1987-1989 GMC R1500 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1984-1986 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1980-1981 CHEVROLET C20 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.0
    • SubModel: CHEYENNE
    • EngineType: V8

    1979 GMC C3500 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1976-1979 CHEVROLET C10 PICKUP

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 6.6
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1969-1971 CHEVROLET BLAZER

    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1982 GMC JIMMY

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1980-1986 CHEVROLET C30 PICKUP

    • Fitment_Note: Reducers Available With Oxygen Sensor~Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1968 GMC C35/C3500 PICKUP

    • CC: 5358
    • Fitment_Note: Emissions Code 3-Amber; Legal Only For Off-Highway/Racing Use
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8
    Items You Need