Snip Pipe XXL | HDR50 | HDR50-L | HDP50 | HDP50 COMPACT | 15x1 thread thread | Cal. 50 This KIT is not only compatible with our tuning pipes and is ideal for a snip*r conversion. In addition, the KIT increases performance depending on the number of extensions. Extension: Material: burnished steel Dimensions: 20cm long, thread (15x1) Very high performance increase, depending on the conversion up to 100 J Scope of delivery according to selection: 1x Pipe XXL (20cm) IMPORTANT: Since this is burnished steel, the product should be oiled again and again. So that the corrosion protection is maintained. !Due to the increase in performance, the conversion is prohibited in Germany and can lead to the loss of warranty claims!