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SKU: 327 540 A | UPC: 4996338327093
Cusco Strut Bar OS Front 2002-2005 Honda Civic Si EP3
The Cusco OS Front Strut Bar reinforces the front chassis on 2002-2005 Honda Civic Si EP3 models by linking strut towers. This reduces flex during hard cornering for sharper steering response and better stability. Drivers notice immediate improvements in turn-in and overall control on twisty roads.
Key Features
- Type-OS Design: Offset layout clears interfering components like brake lines and wiring for seamless fitment
- Steel Pipe Construction: High-tensile steel tubing provides rigid connection between strut towers to minimize body roll
- ED Coating Finish: Electro-deposition paint resists rust and withstands harsh track conditions
- Precision Welding: Robot-welded joints ensure consistent strength and durability under high stress
- Bolt-On Installation: Uses factory mounting points with included hardware for quick setup
Product Notes
- MPN 327 540 A designed specifically for EP3 chassis
- Clean semi-gloss black finish matches engine bay aesthetics
- Packaged in protective box dimensions 41.3 x 7.9 x 5.5 inches
Installation Notes
- Professional installation recommended.
- Torque bolts to manufacturer specs using OEM locations
- Hardware kit included compatible with stock struts and springs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2005 | Honda | Civic | Si |
Why Choose Cusco?
- Established Japanese brand with motorsport heritage since 1989
- Engineered for street and track performance in JDM vehicles
- Exact fitment tested on EP3 Civic Si for reliable results
Frequently Asked Questions
-
Q: Will this fit non-Si 2002-2005 Civic models?
A: Designed exclusively for EP3 Civic Si chassis due to strut tower spacing -
Q: What material and finish does it use?
A: High-tensile steel tubes with electro-deposition black coating for corrosion protection -
Q: Is drilling required for installation?
A: No drilling needed bolts directly to factory strut tower bosses with provided hardware
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Cardboard box 41.3 x 7.9 x 5.5 inches
- Weight: 7.7 lbs
Cusco
Cusco is a Japanese performance parts manufacturer with over 40 years of motorsports experience, producing coilovers, suspension braces, differentials, roll cages, and chassis reinforcement components for top sport compact and all-wheel-drive platforms. Cusco parts are built to motorsport tolerances and are used by professional race teams competing in Japanese domestic market racing series alongside street performance enthusiasts worldwide.Popular UpgradesCusco coilover kits, strut tower braces, and rear member braces are the most popular products for Subaru WRX and STI, Toyota 86 and GR86, Mazda Miata, Honda Civic, and Mitsubishi Evo platforms. Cusco limited-slip differentials and differential braces provide improved traction and reduced chassis flex for track and autocross builds on AWD platforms. Cusco adjustable control arms and camber kits allow precise alignment correction after lowering springs or coilovers are installed.What chassis bracing does Cusco make for the Subaru WRX...
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Aftermarket suspension systems improve handling, ride quality, and ride height adjustment beyond what the factory suspension provides. From lowering springs and coilover kits for sport handling to lift kits and leveling kits for truck and SUV off-road capability, quality suspension components transform how a vehicle rides and handles. Popular Suspension Upgrades Popular suspension upgrades include coilover kits for adjustable ride height and damping, sport lowering springs for improved handling and reduced body roll, performance shock absorbers and strut assemblies, sway bar and end link upgrade kits, subframe brace kits, and complete suspension packages for lifted trucks and off-road SUVs. Alignment kits including camber bolts and camber arms are also frequently ordered after ride height changes. What is the difference between coilovers and lowering springs? Coilovers are complete shock and spring assemblies with adjustable ride height set by threading the spring perch on the shock...
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