USP Marine Tuning High-Flow Air Intake Pipe for Mercury Verado 135-300 Tools T911 Plastic Flush Thru-hull Mount

T911 Plastic Flush Thru-hull Mount Transducer with 20' Cable (T911) by Raymarine

Compatible models: ST60+

Cable: 45 ft

Wrinkle black powder coat finish

USP Marine Tuning High-Flow Air Intake Pipe for Mercury Verado 135-300 Tools T911 Plastic Flush Thru-hull MountThe factory plastic resonator pipe on the 135 300 Verado is restrictive, crack prone, and a known boost leak source. The USP Marine High Flow Air Intake Pipe replaces it with 4 ply wire reinforced silicone piping the same spec used in our 1000HP turbo builds at USP Motorsports plus CNC machined aluminum adapters for smooth, uninterrupted airflow transitions. The result is a +30% CFM improvement over stock, sharper throttle response, lower intake air