HULK 4X4 Diff Breather Kit – 4 Port

Protect Your Drivetrain Against Water Ingress

The HULK 4X4 Diff Breather Kit is a premium multi-component 4-port system designed to safeguard your 4WD’s drivetrain from water and dust ingress. Ideal for harsh off-road conditions, this kit extends breather points for critical components, giving you the confidence to take on deep crossings and challenging terrain.

The HULK 4X4 Breather System is built tough for Australian conditions. By relocating breather outlets, it prevents water, mud, and contaminants from entering vital drivetrain components, extending the life of your 4WD and giving you peace of mind when tackling water crossings.

Features & Benefits:

• Multi-component 4-port kit – service multiple components from one unit.
• Provides protection for Diffs, Gearbox, Transfer Case, and Winch.
• Simple installation – designed for a wide variety of 4WD applications.
• Fitted with sintered filters for added dust and moisture protection.
• Durable fittings and hardware to ensure long-lasting performance.

Kit Contents:

• Diff breather block
• Sintered filters
• 1/4" PU fittings (straight)
• 1/4" PU fittings (90°)
• Tech screws
• 1/4" PU Y fitting
• 1/4" BSP to M8 barb

Note: Not suitable for metric applications.

Note: Not suitable for the following vehicles:

• Ford PJ/PK Ranger (2006–2011)
• Mazda UN BT-50 (2006–2011)