Designed exclusively for competition, these top-quality 304 stainless steel systems guarantee an important weight economy and a power increase.Featuring an esthetic Titanium finish for longer life. Delivered with removable dB killer and exhaust clips. Comply with FIA - CSAI regulations. Warning: Not road legal.idéal pour vos sorties circuit ! Compatible with: RENAULT Twingo II RS 1.6 16V (133CV) 2009 - Type of line: Gr. N Parts: 2 Ø (mm): 63 Catalyst: No