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This replacement cap ensures a secure, leak-free seal for your water/methanol reservoir, maintaining system integrity for consistent performance in high-performance vehicles. Crafted with precision, this cap is the go-to solution for racers and tuners who demand quality and dependability in their forced induction or high-compression naturally aspirated setups. Why Choose the AEM? The AEM 30-4508 Reservoir Cap stands out as the best fit for maintaining the functionality of your AEM Water/Methanol Injection System.
Key Features
- Exact AEM manufacturer part number 30-4508 for confident product matching
- Flow, pressure, fuel compatibility, and connection requirements are MPN-specific
- Designed for performance fuel or charge-cooling systems as applicable
- Professional system design and calibration are recommended
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| Universal or specification-matched application. Verify every dimension, connector, range, and interface before ordering. | |||
Specifications
| Brand | AEM |
|---|---|
| Manufacturer Part Number | 30-4508 |
| Product Type | Water Meth Components |
| Condition | New |
What's Included
The exact AEM water meth components and quantity identified by the title and MPN. Additional sensors, wiring, fittings, hardware, tuning, or accessories are included only when specifically stated.
About AEM
AEM develops application-specific performance intake, filtration, monitoring, engine-management, fueling, and charge-cooling products. Black Ops Auto Works organizes each listing by exact MPN and verified application data.
Related Parts
- AEM Water / Methanol Inline Injection Filter
- AEM Water / Methanol Injection 6-Amp Recirculation-Style Pump 200psi for One-Gallon Kit **replacemen
- Shop the complete AEM collection
Frequently Asked Questions
What is AEM part 30-4508?
It is the AEM water meth components described on this page in the exact listed configuration.
How do I confirm fitment?
Match the complete year, make, model, trim, engine, drivetrain, and every application note before ordering.
Can I select this product by appearance alone?
No. Similar-looking components can use different connectors, dimensions, ranges, mounting points, or calibrations.
What is included?
Only the components identified for this exact MPN are included; related wiring, sensors, fittings, hardware, or accessories may be separate.
Does this product require tuning?
Tuning depends on the product and vehicle. Engine management, airflow, fueling, and water-methanol changes may require calibration.
Is professional installation recommended?
Yes when the work involves fuel, wiring, calibration, pressurized systems, sensor scaling, or safety-critical connections.
Is this product new?
Yes. The item condition is new unless the product page explicitly states otherwise.
What should I verify before checkout?
Confirm the exact MPN, application, specifications, included items, connector or plumbing requirements, and installation notes.
Installation Instructions
- Confirm manufacturer part number 30-4508 and the complete application before disassembly.
- Inspect the component and compare every connector, port, mounting point, dimension, and included item before modifying the vehicle.
- Follow the current AEM instructions and the vehicle service procedure for wiring, plumbing, fasteners, sensor placement, and calibration.
- Route wiring, hoses, and intake components away from heat, sharp edges, moving parts, and electrical noise sources.
- Test the complete system, check for leaks or faults, and verify safe operation before driving.
California Proposition 65 Warning
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.
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