Vibrant Performance Standard Flex Coupling w / Inner Braid Liner 1-3/4 R100033XL The cover is heat resistant

The cover is heat resistant for longer life

218:1 gear ratio

As the shock expands

Product Has Been Tested and Proven Effective In Aluminum Blocks

Vibrant Performance Standard Flex Coupling w / Inner Braid Liner 1-3/4 R100033XL The cover is heat resistantVibrant's Standard Flex Coupling features a Stainless Steel Braid Liner to help eliminate exhaust "whistle". These Flexible Couplings are recommended for naturally aspirated applications. Available in 1. 5" to 3" I. D. and from 4" to 10" Long. Recommended for Naturally Aspirated applicationsVibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact performance market, which, at the time,