Helical LSD Limited Slip Differential compatible with Acura RSX 2002-2006; Honda Civic Si EP3
Made from high-quality steel to improve traction and handling performance.
Key facts
- Part type
- Helical Limited Slip Differential
- Type
- Aftermarket replacement
Compatibility matrix
Only models verified by our team are listed| Parts for | Model | Years | This part |
|---|---|---|---|
| Acura | Acura RSX | 2002–2006 | Fits |
| Honda | Honda Civic Si EP3 | Fits |
Only the models listed above have a confirmed catalog fit. If yours is absent, compatibility is unknown, not ruled out. Compare the exact model identifier and any published dimensions or connectors before ordering.
Where to find your model number
- Acura, Honda: Use your 17-character VIN. It's on the driver-side dashboard at the base of the windshield and on the driver's door jamb sticker. The year is in the 10th character. Also check your registration or the owner's manual.
General manufacturer guidance: exact label position can vary by model.
Helical Limited Slip Differential specifications
- Material
- Steel
- Design
- Helical
- Transmission Compatibility
- 5 / 6 Speed Manual
Installation guide - General replacement guidance
General guidance for this part type - always follow your device manual- Tools as your service manual specifies
- Brakes, steering, suspension and engine internals: if you are unsure, use a qualified mechanic.
- 1Make it safe. Park on level ground, switch the engine off, apply the parking brake and let hot parts cool.
- 2Find the part. Your owner's or service manual shows where it sits; access varies by model and year. Photograph each step.
- 3Disconnect the battery. Remove the negative (-) terminal before working on anything electrical.
- 4Swap the part. Note its orientation, connectors and fixings, compare the new part side by side, and fit it the same way without forcing it.
- 5Reconnect and test. Reconnect everything and test the part before driving.
This is general guidance for the part type, not a model-specific procedure. If the part does not fit without force, stop and recheck compatibility.
More parts for Acura RSX 2002-2006
See all Acura RSX 2002-2006 parts
More parts for Honda Civic Si EP3
See all Honda Civic Si EP3 parts
12 month warranty on every part
Every part we sell is covered for 12 months from delivery. If it fails in normal use, we replace it or refund you , claim it straight from your order page.
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Questions & answers
+Which models does this helical limited slip differential fit?
Our team verified it for Acura RSX 2002-2006, Honda Civic Si EP3. The full list is in the compatibility table above.
+Which model years does it fit?
Verified for model years 2002–2006. Check the year of your vehicle in the table above.
+How do I make sure it fits my exact model?
Find the model number on your vehicle registration or VIN and compare it with the table above. Our fit guarantee covers verified models.
+What is the helical limited slip differential made of?
Listed material: Steel.
+Is it hard to install?
Install difficulty: Moderate · basic hand tools. Step by step instructions are on this page.
+How fast will it arrive?
This part is in stock in the USA: delivery within 3 to 8 business days, free shipping in the US.
+Is there a warranty?
Yes, a 12-month warranty is included, and you can extend it at checkout. Returns are accepted within 30 days.