CUSCO Rear Strut Brace Type OS (Rear) for Mazda RX8 (Series 1 & 2, 2003-2012)

Links the rear suspension towers for improved chassis rigidity. Reduces body flex, enhancing cornering stability and driver control, especially when paired with the front brace.

$280

CUSCO has built a reputation for high-quality suspension upgrades, combining motorsport experience with precision engineering. The rear strut brace is designed to complement the RX8’s handling balance.

  • Rear strut brace links the suspension towers, reducing chassis flex at the back of the car.
  • Improves cornering stability and reduces unwanted body movement under load.
  • Constructed from lightweight, high-strength materials for durability and performance.
  • Provides a perfect balance when paired with the front brace for complete chassis rigidity.
  • Simple bolt-on installation makes upgrading quick and hassle-free.

You’ll notice the RX8 feels more planted and composed through fast corners. It’s an upgrade that instantly sharpens the car’s character and driving excitement.

Additional information

RX8 Model

,

Colour

,

SKU CU-RSB-S1S2 Category Type Brand:

Related RX8 Upgrades

Enhances cabin styling and grip with premium red stitching. Offers improved comfort and steering feedback, making driving more engaging while refreshing the RX8’s interior character.

$600

Strut tower bar improves chassis rigidity by bracing front suspension towers. Reduces flex, sharpens steering response, and enhances handling stability for both spirited road driving and track use.

$690

Teflon hose reinforced with braided stainless steel for maximum durability. Provides sharp, responsive braking with direct pedal feel and proportional feedback, ensuring consistent stopping power.

$400

Steel rear floor reinforcement bar links both sides for added rigidity. Improves structural integrity, enhancing stability and responsiveness during spirited driving or heavy cornering.

$400

Steel reinforcement pipe strengthens lower front suspension bases, reducing flex. Delivers more precise steering feedback and improved handling stability during high-speed driving or tight cornering.

$360