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Doug's Headers D3399Y-1R

Uncoated Headers 1986-91 Chevy/GMC Truck/SUV 2WD 396-502

Doug's Headers D3399Y-1R

776-D3399Y-1R

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Doug's Headers D3399Y-1R Uncoated Headers 1986-91 Chevy/GMC Truck/SUV 2WD 396-502 $497.99
Uncoated Headers
  • 1986-91 Chevy/GMC Truck/SUV 2WD 396-502
  • 1-3/4'' to 2'' Tube Diameter
  • 2-1/2'' Collector
  • SAP Port Shape
  • Tri-Y Design
  • CARB E.O. #D-57-19

  • Doug's Headers D3399Y-1R Details

    Chevy 396-502

    Fits:

    • 1986-91 Blazer, Jimmy, Suburban, Tahoe, Yukon

    Notes:

    • 50-State Smog Legal header C.A.R.B E.O. #D-57-19.
    • Drivers side catalytic converter.

    Emission Code:

    • The product accompanying this document has been granted a California Air Resources Board (CARB) exemption, an ''EO'' number, or is a direct or consolidated replacement part. It is 50-state legal, per the manufacturer's application guide.
    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    Y Y Y Y Y N N

    Tri-Y, Shorty, or Full Headers for GM Trucks and SUVs

    With the proper tube size/length for efficient exhaust gas removal, these headers have 3/8" flanges and 16-gauge tubing. All necessary mounting hardware, gaskets, and collector reducers or connection pipes included.

    Features
  • Mandrel-bent 16-gauge tubing offers accurate fit, better flow, and longer life
  • 3/8" flanges prevent warping
  • Stitch-welded ports add strength
  • Machined sealing bead eliminates leaks
  • Precision-formed collectors reduce backpressure
  • Available uncoated (raw) or with a metallic ceramic thermal barrier
  • Metallic coating withstands up to 1400° and is polished to increase corrosion resistance over 60%

  • Does Doug's Headers D3399Y-1R fit your vehicle?

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