Specifications:

• Anticipated Ship Out Time: 5-6 business days
• Bolts Studs Included: Yes
• Collector Attachment Style: OE Style Flange
• Collector Diameter: Stock
• Color Finish: Natural
• Design: 4-1
• E O Number: D-411-9; D-411-11
• Equal Length Primary Tubes: No
• Gaskets Included: Premium Carbon Composite Gasket
• Head Flange Style: Stock
• Head Flange Thickness: 3/8 in.
• Header Style: Shorty
• Includes: Premium gasket, installation hardware
• Material: Stainless Steel
• Numberof Cylinders: 8
• Port Shape: Round
• Primary Tube Diameter: 1 3/4 in.
• Primary Tube Thickness: 16 Gauge
• Primary Tube Wall Thickness: 16-Gauge
• Product Fit: Direct Fit
• Series: Gibson Performance
• Warranty: Lifetime Gibson limited warranty