Vibrant Performance Straight Silicone Tubing Coupler - 4 in ID - 36 in Long - Black 33004BK and are designed for an

and are designed for an exact port match with Dougs headers

Chevy Corvette 1963-79

Single pattern/overlap reduced for restricted intake classes (Late model stock) 3/8 mile track/long rod applications

Bearing / Bolts / Washers

Vibrant Performance Straight Silicone Tubing Coupler - 4 in ID - 36 in Long - Black 33004BK and are designed for anVibrant Performance Aramid Reinforced Silicone Straight Hose Couplers feature a 4 ply Aramid reinforcement. Our Straight Hose couplers are commonly found off of turbo compressor housings, intercooler end tanks and charge pipe assemblies. Rated for temperatures ranging from 65 degreesF to 350 degreesF Meets or exceeds SAE J20 specifications Rated for temperatures ranging from 65 F to 350 F Suitable for coolant service UV and Ozone resistantVibrant