SKU: BXIM-00218-SI
BLOX Racing 72mm Billet Throttle Body – Anodized Silver for 2002-2011 Acura RSX Honda Civic Si K-Series
BLOX Racing 72mm billet throttle body delivers higher airflow for noticeable horsepower and torque increases on K-series engines. CNC machined with dual-pattern design for direct bolt-on fit to PRB/PRC and RBC/RRC intake manifolds without adapters on 2002-2006 Acura RSX and 2006-2011 Honda Civic Si plus JDM swaps. Anodized silver finish ensures corrosion resistance and crisp throttle response from precision butterfly and new springs.
Key Features
- Dual-Bolt Pattern: Matches PRB/PRC and RBC/RRC manifolds directly eliminating need for adapter plates
- 72mm Bore Size: Larger diameter provides increased airflow over stock for power gains across RPM range
- Billet Aluminum Build: CNC machined from solid aluminum for strength and lightweight performance
- Precision Throttle Components: Machined butterfly plate and new springs deliver consistent opening closing and sharp response
- Complete Provisions: IACV can be used or blocked for race setup includes gasket hardware all factory sensors reuse directly
Product Notes
- RBC adapter no longer required with this direct-fit design
- Not compatible with 2017+ Civic Type R models
- K-series TPS sold separately PN BXIM-10401 or BXIM-10401-V2
Installation Notes
- Professional installation recommended.
- Bolt-on installation reuses all factory sensors without modifications
- Hardware and gasket included for straightforward mounting
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Acura | RSX | Base / Type-S (PRB manifold) |
| 2001-2006 | Honda | Integra Type R | DC5 JDM (PRC manifold) |
| 2006-2011 | Honda | Civic | Si (RBC manifold) |
| 2004-2006 | Honda | Civic Type R | EP3 JDM (RRC manifold) |
| 2007-2011 | Honda | Civic Type R | FN2 JDM (RRC manifold) |
Why Choose BLOX Racing?
- Proven leader in Honda K-series performance components
- Billet precision machining for reliable high-flow performance
- Direct-fit engineering simplifies upgrades for street and track
Frequently Asked Questions
- Q: Does this throttle body fit 2006-2011 Honda Civic Si RBC manifold?
A: Yes direct bolt-on fit to RBC manifold no adapter needed increases airflow for power gains - Q: What material and finish does it have?
A: CNC machined from billet aluminum with anodized silver finish to prevent corrosion - Q: Is throttle position sensor TPS included?
A: No TPS sold separately use BLOX Racing PN BXIM-10401 or BXIM-10401-V2 compatible with factory wiring
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-protected box 9 x 7 x 5 inches
- Weight: 2.0 lbs
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