Akrapovic Evo Kit Track Day Link Pipe (Titanium) YZF-R1Evo Kit track day link pipe (titanium) L Y10E5 TD Optional titanium link pipe for mounting with the header set from the S Y10E3 APT Evolution Line kit, Evolution Line S Y10E3 APT or Racing Line S Y10R15 APLT (the collector and headers with associated fitting material (flanges, springs, inner sleeves and lambda plugs please refer to schematics of the mentioned systems). Static noise level for Evolution Racing Line headers + Evo Kit Track Day link pipe