ISR Performance - Universal Silicone Coupler - 3.50" to 4.00" Reducer

ISR Performance - Universal Silicone Coupler - 3.50" to 4.00" Reducer

Couplers & Clamps - Universal Silicone Coupler - 3.50" to 4.00" Reducer

High Grade 4-Ply Reinforced Silicone Couplers. Engineered for extreme temperature and various pressure ranges where high performance levels are required.

Sold As individuals

** All ISR Performance Products are Designed for Off Road Use Only **

Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.