Product Information
Explore detailed specifications and features
| Item | Detail |
|---|---|
| Product Name | Electronic Throttle Body |
| Bore Size | 60mm |
| Connector | 6-Pin (Honda K-Series Standard) |
| Engine | 2.0L / 2.4L L4 Petrol (K20Z2 / K24A8 / K24Z1 / K24Z4) |
| Housing Material | Die-Cast Aluminum Alloy |
| Butterfly Valve | Stainless Steel |
| Seals | Viton |
| OE Numbers | 16400-RAA-A21 / 16400RAAA21 / 16400-RZAA01 / TB1245 / 672004 |
| Warranty | 12 / 24 Months |
| Make | Model | Engine | Years |
|---|---|---|---|
| Acura | CSX (FD) | 2.0L L4 (K20Z2) | 2006–2011 |
| Honda | Accord (CP) | 2.4L L4 (K24A8) | 2006–2007 |
| Honda | Civic Si (FA/FG) | 2.0L L4 (K20Z2) | 2006–2011 |
| Honda | CR-V (RE) | 2.4L L4 (K24Z1) | 2007–2009 |
| Honda | Element (YH) | 2.4L L4 (K24A8/K24Z4) | 2007–2011 |
Note: For USA/Mexico-built vehicles only. Not compatible with V6, Hybrid, turbo, or 1.8L (R18) models.
This 60mm electronic throttle body is a direct OEM replacement for Honda Accord, Civic Si, CR-V, Element, and Acura CSX with 2.0L/2.4L K-series naturally aspirated engines (K20Z2, K24A8, K24Z1, K24Z4). Engineered to Honda OEM specifications for precise throttle response and long-term reliability.
- OEM-Grade Quality – Direct replacement, no wiring modification required.
- K-Series Optimized – Engineered specifically for Honda/Acura 2.0L and 2.4L K-series engines.
- Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0120, P0121, P2100, P2119, P2135).
- 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.
- Bore Size: 60mm
- Connector: 6-Pin (Honda K-Series)
- Engine: 2.0L / 2.4L K-Series (K20Z2 / K24A8 / K24Z1 / K24Z4)
- Housing: Die-Cast Aluminum Alloy
- OE Ref: 16400-RAA-A21 / 16400-RZAA01 / TB1245 / 672004
- Warranty: 12 / 24 Months
Throttle body relearn required after installation. Disconnect battery for 5–10 minutes before installation. Turn ignition ON (do not start) for 10 seconds, then OFF for 10 seconds. Start engine and idle for 5 minutes without touching accelerator. If issues persist, use Honda HDS scanner to perform Throttle Body Learn or Idle Relearn. A new intake gasket is recommended (most aftermarket units include one).
Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.
Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.

| Item | Detail |
|---|---|
| Product Name | Electronic Throttle Body |
| Bore Size | 60mm |
| Connector | 6-Pin (Honda K-Series Standard) |
| Engine | 2.0L / 2.4L L4 Petrol (K20Z2 / K24A8 / K24Z1 / K24Z4) |
| Housing Material | Die-Cast Aluminum Alloy |
| Butterfly Valve | Stainless Steel |
| Seals | Viton |
| OE Numbers | 16400-RAA-A21 / 16400RAAA21 / 16400-RZAA01 / TB1245 / 672004 |
| Warranty | 12 / 24 Months |
| Make | Model | Engine | Years |
|---|---|---|---|
| Acura | CSX (FD) | 2.0L L4 (K20Z2) | 2006–2011 |
| Honda | Accord (CP) | 2.4L L4 (K24A8) | 2006–2007 |
| Honda | Civic Si (FA/FG) | 2.0L L4 (K20Z2) | 2006–2011 |
| Honda | CR-V (RE) | 2.4L L4 (K24Z1) | 2007–2009 |
| Honda | Element (YH) | 2.4L L4 (K24A8/K24Z4) | 2007–2011 |
Note: For USA/Mexico-built vehicles only. Not compatible with V6, Hybrid, turbo, or 1.8L (R18) models.
This 60mm electronic throttle body is a direct OEM replacement for Honda Accord, Civic Si, CR-V, Element, and Acura CSX with 2.0L/2.4L K-series naturally aspirated engines (K20Z2, K24A8, K24Z1, K24Z4). Engineered to Honda OEM specifications for precise throttle response and long-term reliability.
- OEM-Grade Quality – Direct replacement, no wiring modification required.
- K-Series Optimized – Engineered specifically for Honda/Acura 2.0L and 2.4L K-series engines.
- Dual Redundant TPS – Prevents idle fluctuations, hunting, and false error codes (P0120, P0121, P2100, P2119, P2135).
- 100% Factory Tested – Thermal cycling, airtightness, and full-stroke angle calibration.
- Bore Size: 60mm
- Connector: 6-Pin (Honda K-Series)
- Engine: 2.0L / 2.4L K-Series (K20Z2 / K24A8 / K24Z1 / K24Z4)
- Housing: Die-Cast Aluminum Alloy
- OE Ref: 16400-RAA-A21 / 16400-RZAA01 / TB1245 / 672004
- Warranty: 12 / 24 Months
Throttle body relearn required after installation. Disconnect battery for 5–10 minutes before installation. Turn ignition ON (do not start) for 10 seconds, then OFF for 10 seconds. Start engine and idle for 5 minutes without touching accelerator. If issues persist, use Honda HDS scanner to perform Throttle Body Learn or Idle Relearn. A new intake gasket is recommended (most aftermarket units include one).
Confirm your vehicle model matches the listing.
Compare product photos with your original part.
Locate the original part number (OE) on your component.
Match this number with ours. Contact us with your part number if unsure.
Our price includes only the product and standard shipping. Buyers are responsible for all additional charges (e.g., customs duties, import fees, VAT, insurance). Customs policies vary by country – please check your local import regulations before ordering. If customs clearance fails due to the buyer's reasons, the buyer will be fully responsible, and refunds will not be provided.
