HEDMAN STEPPED EXHAUST HEADERS, STEEL, BLACK-PAINTED -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
; 1.5 in. to 1.63 in. tube diameter, 18-gauge tube wall thickness, 3 in. flange collector, 0.25 in. standard head flange; Premium gasket and installation hardware included; Shorty style; Round head port; Improves combustion efficiency; Adds torque throughout entire torque range; Increases horsepower output; Provides quicker acceleration times; Improves fuel efficiency; A must have for any towing or wide open throttle application; Made in USA; Modification to stock exhaust required to retain catalytic converter; Must modify rotary A/C bracket; Will fit with angle plug heads.
- Series: Hedman Stepped
- Material: Steel
- Design: 4-1
- Color/Finish: Black
- Emissions: 49-state legal - no CA shipments
- Product Fit: Minor modifications required
- Quantity Sold: Set of 2
- Anticipated Ship Out Time: 1-2 business days
- Collector Attachment Style: Flange
- Collector Diameter: 3 in.
- Head Flange Style: Standard
- Head Flange Thickness: 0.25 in.
- Head Port Shape: Round
- Includes: Premium gasket, installation hardware
- Number of Cylinders: 8
- Primary Tube Diameter: 1.5-1.63 in.
- Primary Tube Wall Thickness: 18-gauge
- Warranty: Lifetime Hedman limited warranty
- Fit note: Automatic Transmission
This product fits the following Buick Regal submodels
- 1978-1980: Base; 8 Cyl 5.0L;
- 1978-1980: Limited; 8 Cyl 5.0L;