Doug's CORVETTE SIDEMOUNT HEADERS 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 compr
Product Features:- Doug's Headers D381 2 1/8" 4-Tube Full Length Header Chevrolet Corvette Big Block Chevrolet 63-82 Sidemount Metallic Ceramic Coated
- 3/8" thick flanges with machined sealing beads...no leak performance