Description
Part Number: 25-392
AEM High Flow Fuel Rail – Honda B-Series
Engineered for high-output applications, the AEM High Flow Fuel Rail delivers consistent, high-volume fuel distribution to eliminate hydraulic pulses and pressure drops on tuned Honda engines.
Key Features
- ✓ Large 1/2″ internal fuel bore capable of supporting fuel flow for builds up to 1,000 HP
- ✓ Precision CNC-machined from 6061-T6 billet aluminum for exceptional strength and durability
- ✓ Pre-tapped 1/8″ NPT auxiliary port for fuel pressure gauge or wet nitrous system integration
- ✓ Direct OEM replacement fitment, fully compatible with stock and aftermarket fuel injectors
- ✓ Includes custom fuel line terminal fitting for seamless integration with factory fuel lines
Technical Specifications
| Brand | AEM Performance Electronics |
|---|---|
| Part Number | 25-392 |
| Engine Fitment | Honda B-Series (B16A, B17A, B18C VTEC Engines) |
| Internal Bore Size | 1/2″ (0.500″) |
| Material | 6061-T6 Billet Aluminum |
| Auxiliary Port | 1/8″ NPT Gauge Port |
What’s Included in the Box
- 1x AEM High Flow Fuel Rail (25-392)
- 1x Custom Fuel Line Terminal Fitting
- Injector O-Rings & Mounting Hardware
- Installation Hardware Kit
As a premier UK supplier of performance motorsport parts, JP Racing provides authentic AEM components backed by technical support and fast UK delivery. Upgrade your Honda B-Series fuel system with complete confidence.




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