Code: BC-04

4mm Silicone Blanking Cap

£3.61

4mm Internal Diameter Silicone Blanking Cap

High-quality silicone blanking cap designed to seal off unused outlets and spouts in boost, coolant and vacuum systems.

Product Overview

This 4mm silicone blanking cap is manufactured using injection moulded silicone to ensure consistent wall thickness and a high-quality finish. Designed to provide a secure seal over small outlets and spouts, it is ideal for automotive boost systems, coolant systems and general modification work.

Key Features

Injection moulded silicone construction
Uniform wall thickness and clean surface finish
Strong, flexible and durable
Designed to seal unused outlets and spouts
Suitable for boost, coolant and vacuum systems

Technical Specifications

Specification	Details
Inside Diameter	4mm
Material	Silicone
Manufacturing Process	Injection Moulded
Colour	Black Only

Typical Applications

Modifications to OEM boost systems
Coolant system modifications
Sealing unused vacuum or coolant outlets
General automotive and fabrication use