Akrapovič Header in Stainless Steel for Kawasaki Ninja 400 (18-26), Ninja 500 (24-26), Z 400 (19-26), Z 500 (24-26) E-K4R2
Akrapovič Header in Stainless Steel for Kawasaki Ninja 400 (18-26), Ninja 500 (24-26), Z 400 (19-26), Z 500 (24-26) E-K4R2
Akrapovič Header in Stainless Steel for Kawasaki Ninja 400 (18-26), Ninja 500 (24-26), Z 400 (19-26), Z 500 (24-26) E-K4R2
Akrapovič Header in Stainless Steel for Kawasaki Ninja 400 (18-26), Ninja 500 (24-26), Z 400 (19-26), Z 500 (24-26) E-K4R2
Akrapovič

Akrapovič Header in Stainless Steel for Kawasaki Ninja 400 (18-26), Ninja 500 (24-26), Z 400 (19-26), Z 500 (24-26) E-K4R2

e-k4r2
€413.82 €459.80 -10% VAT 21% included

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Out of stock right now · expected on 30/11/26

Get it in mainland Spain between Thursday 3 and Wednesday 9 December.

Estimated date based on the manufacturer's forecast. When you pre-order, you pay today, secure your unit and we ship it as soon as it's available.

Or if you prefer,
Shipping to Mainland Spain €4.99 Free
Free over €70.00
Free pickup in store
Avda. Meridiana 88, 08018 Barcelona · Mon-Fri 9:30-14h / 16:30-20h
30 days to return it
Unused and in its packaging · See conditions
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This optional Akrapovič header for Kawasaki Ninja and Z 400/500 models from 2018 to 2026, depending on the model, turns an Akrapovič Slip-On exhaust into a full system. It is designed for riders seeking stronger performance and the distinctive Akrapovič sound.

The performance and weight figures come from Akrapovič measurements on its reference motorcycle and may vary by model.

  • Material: stainless steel.
  • Maximum power: increase of 4.7 metric hp (3.5 kW) at 9,250 rpm.
  • Maximum torque: increase of 2.9 Nm at 8,100 rpm.
  • Weight: 1.6 kg versus 2.72 kg for the standard component, a reduction of 41.2%.
  • Fitting: approximately 60 minutes.
  • Included: noise-reducing insert (DB killer).

This header is not approved for road use and does not meet emissions requirements for use on public roads.

Reference e-k4r2
Material Stainless steel
Color Stainless steel
Homologation No
Brand Akrapovič
Availability date 2026-11-30
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