
XYZ Racing Circuit Master Coilovers — Toyota PRIUS NHW20 2003-2009
SKU: NHW20-CM
- IncludesFull set of 4 (front + rear)
- Spring rate (F/R)22 / 12 kg/mm
- Top mountPillow ball + rubber / Hardened rubber / OE (factory) mount
- Lead time10–15 working days
Fits Toyota PRIUS NHW20 (2003-2009) chassis NHW20
Added to basket ✓

The second-generation Prius was engineered around fuel figures rather than apex speed, and the NHW20’s soft, long-travel suspension makes that obvious the moment you load the front end. The XYZ Racing Circuit Master coilover rewrites that brief: it takes a nose-heavy, torsion-beam hybrid liftback and gives it the body control to hold a consistent line on circuit. This is the competition-grade set in the XYZ range, sitting above the fast-road kits and built specifically for sustained lap-time work.
Where the standard car dives under braking and rolls onto its outer shoulder mid-corner, the Circuit Master keeps the NHW20 flat and far more predictable. Ride height and damping come fully into your hands, so you can settle the heavy front axle, manage the mass of the hybrid battery sitting over the rear beam, and stop the car wallowing between direction changes on a tight infield.
What this coilover does for your 2003-2009 Toyota Prius NHW20
Bolted to your 2003-2009 Toyota Prius NHW20, the Circuit Master replaces the vague, comfort-biased factory struts with a height-adjustable platform you can corner-weight for a circuit. Dropping the centre of gravity sharpens the turn-in that the standard soft springs blunt, while the extra damping control holds the nose down under the heavy braking loads a hybrid of this mass generates. The three independent adjustment knobs let you separate bump and rebound behaviour, so you can firm up body control for the track without making the car skittish over kerbs. Worked across its 9720 setting combinations, the front-to-rear balance can be tuned until the understeer the NHW20 carries from the factory is reduced to something you can actually rotate. The result is a Prius that changes direction with intent and stays composed through a full session.
About the Circuit Master coilover
The Circuit Master sits at the sharp end of the XYZ Racing catalogue, alongside the brand’s Racing Spec, Drift Spec and Tarmac Rally builds. It is a damper developed and tested by XYZ racing teams competing on international circuits, with the validation that long-run track testing brings. The headline figure is breadth of adjustment: 9720 distinct settings reached through three separate knobs, spanning ride height, bump and rebound, so you can construct a setup specific to a track and a driving style. That three-knob layout uses a small oil-hole passage, and over large bumps you may hear a faint noise as the damper oil moves through that restricted passage. This is normal behaviour and not a fault. The kit is engineered for circuit surfaces, where the priority is control under sustained cornering and braking load rather than soaking up broken road.
Fitment for the Toyota PRIUS NHW20 (2003-2009)
This kit is built for the NHW20-chassis Toyota Prius across the 2003 to 2009 model years, the second-generation liftback. It is a direct-fit coilover set for that chassis code. Confirm your car’s build year falls inside the 2003-2009 span, then check your spec against the options shown below before configuring.
What buyers also search for
- Toyota Prius NHW20 coilover upgrade for track days and circuit use
- Height-adjustable Circuit Master coilovers to lower a 2003-2009 Prius
- Toyota Prius NHW20 suspension that controls body roll and brake dive
- Three-knob adjustable coilovers for a hybrid liftback built for lap work
- Circuit Master damping settings to cut factory understeer on the NHW20
Once you have your circuit setup in mind, configure your Circuit Master coilovers for the NHW20 Prius below and choose your spec.
Because its 3 adjustment knobs with small oil hole design, when driving through big bumps, the coilover oil will go through small passage which might cause some small noise. This is normal situation. This product is made for circuit tracks and there will be no concern for bumps on the tracks.
Top mounts included with your kit
Every XYZ Racing coilover kit ships with the upper mounts listed below for your exact chassis — no extra parts to source.
Pillow ball + rubberP+Pillow-ball upper with a rubber insert — adds steering precision and camber adjustability while keeping some of the factory mount’s harshness damping.
Hardened rubberRHardened rubber upper — firmer than the factory bush for tighter response while retaining road-friendly noise and vibration isolation.
OE (factory) mountOERetains the OEM (factory) upper mount — preserves the original ride comfort, noise and vibration behaviour for a stock-like feel.
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