Kooks 1-7/8 x 3 Header & Green Catted X-Pipe Kit C7 Z06 Kooks 1-7/8 x 3 Header & Green Catted X-Pipe Kit C7 Z06 Header and Connection Kit. 2014-2019 Chevrolet Corvette C7 LT1/LT4/LT5 6.2L. Includes 1-7/8" x 3" Stainless Steel Long Tube Headers... MSRP: Was: Now: $3,199.99 Add to Cart