
Photo shown for illustration; shade and shape may differ slightly.
Forge Motorsport blow off valve for Renault Megane 4 RS 280 / 300, open (atmospheric)
Warehouse stock
Supplier stock:Silver
The factory bypass valve on the Megane 4 RS uses a diaphragm that can fail under raised boost and keep leaking without a warning light. The Forge valve is piston based, so there is no diaphragm to fail.
Specifications
| Car | Renault Megane 4 RS 280 and 300 |
| Replaces | electronically controlled bypass valve, OEM 144839204R |
| Type | open circuit: vents to atmosphere |
| Construction | billet aluminium, pressure / vacuum operated piston |
| In the box | valve, 2000 mm of 4 mm vacuum tube, 50 mm of 10 mm tube, 3 port solenoid with fixings, uprated red spring, 10-6-10 T piece, 13 cable ties, instructions |
| Valve colour | black or silver |
| Forge code | FMDV23A |
What it does
- Keeps the OEM ECU control over when the valve opens
- Recommended after an ECU remap that raises boost, and for standard cars in hot climates
Service
- Forge recommends servicing the valve every 3 years or 20,000 miles, whichever comes first

Forge Motorsport blow off valve for Renault Megane 4 RS 280 / 300, open (atmospheric)
Sale price1.500,00 lei
