ARP 671-1001 Metric Thread Bolt Kit M8 x 1.25 x 20mm 12pt black oxide bolts ymm_18 using a pre-installed receiver in

using a pre-installed receiver in the Evolution Line system to manage valve operation

This plug-and-play exhaust system can be further regulated with the addition of the Akrapovič Sound Kit to control the valves in the exhaust and switch between the sound modes

Important: When the optional Akrapovic Sound Kit is installed

Please read the instructions carefully before installation

Specifications Socket Size(s) 3/4 12pt Thread Pitch: 1/2-20

ARP 671-1001 Metric Thread Bolt Kit M8 x 1.25 x 20mm 12pt black oxide bolts ymm_18 using a pre-installed receiver inSpecifications Socket Size(s) 10mm 12pt UHL 20mm Thread Length 20mm Grip Length n amm Thread Diameter Spacing M8 x 1. 25mm Grip Diameter 8mm Wrenching 10mm Head Height 7. 4mm Collar Diameter 15. 0mm