Long Tube Headers for 68-72 GTO 326-455 W/O EGR/A.I.R. 1-3/4in Primary D590 performance-tuner-programmers Year Make Model Submodel Engine

Year Make Model Submodel Engine Size 1977 - 1980 Buick Century 305/5 V8 1977 - 1979 Buick Century 350/5

Belt Material: EPDM Number of Ribs: 6 Outside Circumference (in) (Belt): 54 Outside Circumference (mm) (Belt): 1371 Top Width (in) (Belt): 0

5/6 L 1960 Ford Starliner 3

Year Make Model Engine Size 2018-2024 Dodge Durango 392/6

Long Tube Headers for 68-72 GTO 326-455 W/O EGR/A.I.R. 1-3/4in Primary D590 performance-tuner-programmers Year Make Model Submodel EngineOverview: 68 72 GTO 326 455 Long Tube Silver Ctd Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market. Features: 3 8" Thick machined flanges to prevent warping Precision formed long transition collectors and long tube design reduces backpressure