XYZ Racing Top Sport Coilovers — Audi S4 B8 4WD (Cancellation Kit for Electronic Damping) 2008-2016

The B8 S4’s supercharged 3.0 TFSI sits ahead of the front axle line, and that’s the dynamic problem every owner eventually wants to solve. The factory Drive Select air/electronic damping masks it well enough on a B-road, but lean on the car through a fast third-gear sweeper and the nose-led weight bias asserts itself – the front tucks, the rear stays planted by virtue of quattro, and you’re left waiting for the chassis to rotate.

The XYZ Racing Top Sport coilover for the Audi S4 B8 is the answer for owners who’ve decided the electronic damping has done its time. This is a circuit-capable, daily-tolerable kit, and crucially it ships with the cancellation module so the dashboard stays clean and the magnetic dampers come out without throwing fault codes.

What this coilover does for your 2008-2016 Audi S4 B8

Spring rates lift roughly 2 kg/mm over the factory street setting, and damping forces run 30 to 50 percent firmer. On the S4 that translates into immediate, measurable changes: less dive under brakes into a slow corner, less squat as the supercharger loads the rear axle out of one, and a flatter platform when you turn in mid-corner with throttle still applied. The car stops floating over mid-corner bumps and starts holding a line.

The bigger gain on a quattro chassis is front-end response. With the dampers controlling weight transfer properly, the front tyres get a working window again rather than being overwhelmed by the engine mass moving around above them. Trail-brake into a damp roundabout and the nose actually points where you’ve asked it to. Ride height comes down enough to clean up the wheel-arch gap without resorting to dump-truck stance.

About the Top Sport coilover

The Top Sport sits in the middle of the XYZ Racing range, calibrated from the company’s circuit programme but engineered to remain liveable on UK roads. Damping is adjustable, and the increased spring rate combined with firmer valving is designed to absorb sharp inputs rather than crash through them – the kit settles the body over broken surfaces while keeping the tyre loaded against the road. XYZ describes it as suitable for track day work and aggressive driving, which is an honest position: it is not a track-only setup, and it is not a comfort lowering kit either.

Construction follows the XYZ pattern of pillowball top mounts where the chassis allows, threaded lower mounts for ride-height adjustment independent of preload, and serviceable internals. The Top Sport’s brief is repeatable behaviour across a track-day session, not the maximum spring rates of the harder Super Racing tier.

This specific part number ships with the magnetic damper cancellation kit pre-matched to the B8 S4’s wiring, so the dash stays clear and the Drive Select fault doesn’t latch.

Fitment for the Audi S4 (2008-2016)

Direct fit for the Audi S4 B8 quattro chassis, 2008 through 2016 model years, when the original equipment is the electronic/magnetic damping setup – this SKU includes the cancellation module specifically for that configuration. Chassis code AU22-1-C. Confirm your car has the electronic damping option (Audi Magnetic Ride / Drive Select adaptive) before ordering this variant; the standard passive-damper B8 takes a different part number.

What buyers also search for

• Audi S4 B8 coilover upgrade with magnetic ride cancellation
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• Audi B8 Top Sport coilover damping adjustment for the S4
• Audi S4 B8 4WD lowering kit that retains daily driveability
• B8 S4 coilover replacement for failing electronic dampers

Pick your spring rate and damping spec for the B8 S4 in the configurator below.