• Replacement Exhaust Headers
• Will Fit Most Angle Plug Heads Including Factory Chevrolet “Bow-Tie” Heads
• Fits D-Port Cylinder Heads Including ZZ4 Crate Engines
• Will Not Fit AC Cars
• Fantastic Performance Upgrade
• Headers Are Available In High Luster Ceramic Coating Or Non-Coated Mild Steel
• Ceramic Coating Option Protects & Extends The Life Of Headers By Creating A Thermal Barrier That Significantly Lowers Under Hood Temperatures & Protects The Substrate Metal From Thermal Fatigue
• Header Includes All The Necessary Mounting Hardware, Collector Reducers Or Connector Pipes, Premium Gaskets & Detailed Installation Instruction Sheets
• Included Gaskets Are Rated Up To 1100ºF, Pressures To 3700 psig & Are Designed For An Exact Port Match With Doug’s Headers
• Headers Utilize 3/8” Flanges & 14 Gauge Tubing
• 4-Tube Full Length Headers Are Typically Used For Higher RPM Horsepower, But Can Also Increase The Mid Range Torque
• 1-3/4” Tube Size
• 3” Collector Size

These Chevelle replacement exhaust headers have been manufactured to meet or exceed factory specifications and performance. You will find the fit and function will work perfectly for your Chevelle. You will also be pleased to know that Eckler's has sourced these exhaust headers among other possible parts as the best choice for your repair or restoration project.