ECS Tuning Front & Rear Sway Bar Kit (Anti-Roll Bars) for BMW E8x/E9x (E82/E88 1 Series & E90/E92/E93 3 Series) incl. M3, 135i, 335i (N54/N55) – 28mm Front, 15mm Rear
ECS Tuning Front & Rear Sway Bar Kit (Anti-Roll Bars) for BMW E8x/E9x (E82/E88 1 Series & E90/E92/E93 3 Series) incl. M3, 135i, 335i (N54/N55) – 28mm Front, 15mm Rear
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  • Load image into Gallery viewer, ECS Tuning Front & Rear Sway Bar Kit (Anti-Roll Bars) for BMW E8x/E9x (E82/E88 1 Series & E90/E92/E93 3 Series) incl. M3, 135i, 335i (N54/N55) – 28mm Front, 15mm Rear

ECS Tuning Front & Rear Sway Bar Kit (Anti-Roll Bars) for BMW E8x/E9x (E82/E88 1 Series & E90/E92/E93 3 Series) incl. M3, 135i, 335i (N54/N55) – 28mm Front, 15mm Rear

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ECS Tuning Front and Rear Sway Bar Kit for BMW E8x and E9x

Transform the way your BMW drives with this ECS Tuning front and rear sway bar kit. This anti roll bar upgrade is engineered to reduce body roll, sharpen steering response and deliver flatter, more confident cornering on fast road and track. Complete with a 28 mm front sway bar and a 15 mm rear sway bar, it is a proven suspension upgrade for BMW 1 Series and 3 Series owners who want better handling and stability without compromising everyday comfort.

We have fitted and run these bars on our own cars and customers’ builds, and the feedback is consistently positive. Expect noticeably tighter turn in, improved balance, and a more planted feel through quick direction changes.

Why upgrade your BMW anti roll bars

  • Reduce body roll for flatter, faster cornering
  • Sharper steering response and improved turn in
  • Balanced front and rear upgrade for predictable handling
  • Durable, heavy-duty bushings with a built-in sleeve to control excess movement and minimise bushing bind
  • Designed to withstand harsh conditions for long-term reliability
  • Direct-fit, bolt-on upgrade using factory mounting points

Key specs

  • Front sway bar diameter: 28 mm
  • Rear sway bar diameter: 15 mm
  • Includes engineered bushings with built-in sleeve

Perfect for

  • BMW E90 E92 E93 3 Series sway bar upgrade
  • BMW E82 E88 1 Series anti roll bar upgrade
  • BMW 135i 335i N54 N55 handling upgrades
  • BMW 328i 330i 325i road and track handling improvements
  • BMW 335d stability and cornering upgrades
  • BMW M3 E90 E92 E93 S65 chassis handling enhancement

Vehicle fitment

BMW E82 1 M Coupe N54 3.0L
BMW E82 128i N52 3.0L
BMW E82 135i N54 3.0L
BMW E82 135i N55 3.0L
BMW E88 128i N52 3.0L
BMW E88 135i N54 3.0L
BMW E88 135i N55 3.0L
BMW E90 325i N52 3.0L
BMW E90 328i N52 3.0L
BMW E90 330i N52 3.0L
BMW E90 335d M57 3.0L
BMW E90 335i N54 3.0L
BMW E90 335i N55 3.0L
BMW E90 M3 S65 4.0L
BMW E92 328i N52 3.0L
BMW E92 335i N54 3.0L
BMW E92 335i N55 3.0L
BMW E92 335is N54 3.0L
BMW E92 M3 S65 4.0L
BMW E93 328Ci All
BMW E93 328i N52 3.0L
BMW E93 335i N54 3.0L
BMW E93 335i N55 3.0L
BMW E93 335is N54 3.0L
BMW E93 M3 S65 4.0L

Installation and fitting

Direct bolt-on installation. An installation PDF is available to guide the process. During installation two torque-to-yield bolts are removed. If you wish to replace them as recommended, use part number ES2530521.

Prefer professional fitting? Book in with Nforcd in Warwickshire. Email Sales@nforcd.com for a fitting quote and availability.

Search-friendly terms

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Upgrade your BMW handling today with this ECS Tuning front and rear sway bar kit and enjoy sharper steering, flatter cornering and greater confidence on every drive.