2003-2005 Range Rover Secondary Air Injection Valve for Both Right and Left Side

Ensure proper emissions system performance in your 2003–2005 Range Rover 4.4L V8 with this OEM secondary air injection valve, Land Rover Part #: WAV000050. This valve plays a vital role in the secondary air injection system, which reduces cold-start emissions by injecting air into the exhaust stream to help burn off excess hydrocarbons.

This valve functions for both the right and left sides of the engine and helps maintain compliance with emissions regulations. Over time, secondary air valves can become clogged, stuck, or fail electronically—leading to check engine lights, failed emissions tests, or rough cold starts.

Replacing a faulty valve with this genuine Land Rover part ensures proper function and compatibility with your vehicle’s emission system, helping maintain smooth engine operation and clean performance.

Key Features:

• Fits: 2003–2005 Range Rover with 4.4L V8 engine
• OEM Part #: WAV000050
• Controls secondary air flow for cold-start emissions reduction
• Works for both left and right side applications
• OEM construction ensures reliable, long-term operation
• Helps maintain emissions compliance and smooth cold starts
• Replaces malfunctioning or clogged valves causing CEL or poor idle
• Factory fit – no modification required
• Restores proper air injection system function

Replace your malfunctioning air injection valve with this OEM secondary air valve (WAV000050) and keep your 2003–2005 Range Rover 4.4L V8 running cleaner and more efficiently.