Akrapovic Exhaust Headers Kawasaki Zx14R Akrapovic Exhaust Headers is a 4-into-2 exhaust system stands out with more power and the unique Akrapovic sound. Features: Full stainless steel headers and mid-pipes A combination of beautiful machine and hand welds Optimized to maximize lean angle Air-tight quality controlled production means your exhaust will be perfect High-quality, silicon-shielded stainless steel exhaust springs