Weapon R Dragon Intake for 1986–1991 Honda Prelude Si (Polished)
Maximize airflow and performance on your 1986–1991 Honda Prelude Si with the Weapon R Dragon Intake. This premium intake system features patented dual-velocity technology that creates two separate air streams one traveling at high speed and one at lower speed to deliver up to 3 times more air to the engine than the stock intake.
CNC mandrel-bent from 6061 aluminum and hand TIG-welded for a perfect seal, this intake is precisely tuned to your engine’s displacement and airflow needs, delivering sharper throttle response, increased horsepower, and a deeper, more aggressive intake sound that Prelude enthusiasts love.
Key Features
- Dual Velocity Profile Technology – Dramatically increases airflow volume and speed to the engine
- 6061 Aluminum Construction – CNC mandrel-bent and hand TIG-welded for strength and smooth airflow
- Dragon Filter Technology – High-density polyurethane foam filter delivers up to 80% more airflow with superior dirt filtration compared to traditional cotton filters
- Velocity Stack Design – Computer CAD designed and flow-benched tested to maximize air volume and velocity
- Easy Maintenance – Filter can be disassembled for cleaning and foam color changes
- Show-Quality Polished Finish – Clean, high-end appearance in the engine bay
Specifications
| Detail | Value |
|---|---|
| Brand | Weapon R |
| Type | Dragon Intake System |
| Compatibility | 1986–1991 Honda Prelude Si (2.0L & 2.1L) |
| Material | 6061 Aluminum |
| Filter Type | High-Density Polyurethane Foam (Washable) |
| Finish | Polished |
| Country of Origin | Japan |
| Warranty | 1 Million Mile Limited Warranty |
Whats Included
- Weapon R Dragon Intake Pipe
- Dragon High-Density Foam Air Filter
- Mounting Hardware
- Installation Instructions
Product Notes
- Only available in polished finish
- Professional installation is recommended
- Replaces the factory airbox and intake tube
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 1986–1989 | Honda | Prelude 2.0 Si | Direct fit |
| 1988–1991 | Honda | Prelude Si / Si 4WS / Si ALB | Direct fit |
| 1986–1989 | Honda | Accord LXi | Direct fit |
Why Choose Weapon R?
- Industry leader in high-performance intake systems since the 1990s
- Dragon Intake voted “Best Overall Performer” in independent 2003 Tuner Performance Reports
- Premium 6061 aluminum construction with hand TIG welding
- Backed by a 1 Million Mile Limited Warranty
Frequently Asked Questions
- Q: How much power does this intake add to the Prelude?
- A: Weapon R testing shows noticeable gains in horsepower and torque, with significantly improved throttle response and a deeper intake sound.
- Q: Is the filter reusable?
- A: Yes. The Dragon Filter is made of high-density polyurethane foam and can be disassembled, cleaned, and reassembled.
- Q: Is this intake street legal?
- A: This intake is not CARB approved and is not legal for use in California on pollution-controlled vehicles.
- Q: Does this replace the entire airbox?
- A: Yes. The Dragon Intake replaces both the factory airbox and intake tube.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure Weapon R retail packaging
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