Doug's Passenger Car Headers Mid Length Metallic Ceramic CoatedHeader development and design is complex and requires a substantial amount of time and resources to do the job right! Many manufacturers are unwilling to make the commitment and instead offer

Product Features:

• Doug's Headers D3331 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Corvette LS1 97-99 Coated
• 3/8" Thick machined flanges... no warping