SKU: 322 541 A | UPC: 4996338322104
Cusco Strut Bar OS Rear 2002-2006 Acura RSX 2002-2005 Civic Si
The Cusco Strut Bar OS Rear 322 541 A connects the rear strut towers on 2002-2006 Acura RSX Base and Type-S models plus 2002-2005 Honda Civic Si EP3 chassis. This reinforcement bar cuts down body flex for quicker turn-in and firmer cornering control on street or track. Drivers notice immediate gains in steering feedback and overall composure under load.
Key Features
- One-Piece OS Design: Spans both rear strut towers to tie the chassis together firmly and direct suspension forces precisely
- 32mm Steel Tubing: 3mm wall thickness delivers strength without added bulk for responsive performance
- No-Slip Oval Sleeve: Locks bar securely to prevent rotation and maintain consistent bracing under hard cornering
- Black Powder Coat Finish: Resists corrosion and road contaminants for long-lasting appearance and function
- Included M12 Hardware: Chrome-plated bolts washers and bushings ensure clean bolt-on setup with factory mounts
Product Notes
- Direct replacement for stock weak points no drilling or cutting required
- Compatible with OEM and coilover struts shocks
- Securely boxed for protection during transit 39.4 x 7.1 x 5.1 inches
Installation Notes
- Professional installation recommended.
- Remove rear interior trim panels for access to strut tops
- Torque M12 bolts to 55 Nm using thread locker on stock or aftermarket towers
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Acura | RSX | Base |
| 2002-2006 | Acura | RSX | Type-S |
| 2002-2005 | Honda | Civic | Si |
Why Choose Cusco?
- Proven in Super GT D1GP drifting and rally with JDM teams
- Made in Japan with strict quality controls for every part
- Engineered specifically for K20-powered chassis like DC5 and EP3
Frequently Asked Questions
- Q: Will this fit my 2004 Acura RSX Type-S with coilovers?
A: Yes it bolts directly to the strut top mounts on OEM or aftermarket coilover towers without clearance issues - Q: What material and diameter is the bar?
A: High-tensile steel tubing 32mm outer diameter with 3mm wall thickness for optimal strength-to-weight - Q: What is the warranty and return policy?
A: Cusco offers warranty against manufacturing defects contact us with photos for claims easy returns within 30 days
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Custom protective box 39.4 x 7.1 x 5.1 inches
- Weight: 8.8 lbs





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