IXIL Hexoval Xtrem Evolution. Brushed stainless steel cooker with black end cap and multi-chamber system. E-approved. Suzuki RF 900 R (GT37D) All IXIL- mufflers have in common a high-quality workmanship with stainless steel interior. Combined with the available outer covers made of black lacquered or brushed stainless steel, you get a visually and technically high-quality silencer. Super optics and deep, rich sound meet all customer requirements. All IXIL mufflers are supplied as bolt-on or slip-on replacement silencers. All parts required for mounting are included in the scope of delivery. Tailpipe Diameter: 125 x 100 mm Tailpipe Length: 493 mm Weight: 3.0 kg Form: hexoval Surface: brushed stainless steel Design: multi-chamber system Optionally available: 072-001: Noise killer with large through-holes 072-004: Noise killer with catalytic converter 107-017: End pot/ manifold gasket Note: Without noise killer the operating permit expires.