aFe Power 59-00041 Magnum FORCE Coupling Kit 4" ID x 3" L Hump (Silicone)

4” ID, 3” Length w/ Hump 100% Silicone Construction for Long Lasting Durability Commonly Used on aFe POWER Intakes Allows for Expansion, Movement, and Vibration Includes Two Stainless Steel ClampsYou may also like aFe Power Large Bore-HD 5 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip GM Diesel Trucks 2020 V8-6.6L (td) L5P 49-44125-P.