Ideal for a small configuration or original engine on your DERBI VARIANT START, START 5, COURIER, URBAN, REVOLUTION ... 50cc. Here is the SPORT S1 model from TK, it is the cheapest TURBOKIT, this exhaust allows you to refurbish your exhaust while increasing your performance and lightening your machine! This exhaust has an empty body, volumes and shapes designed for better performance, the body is made of welded steel jail then varnished! The jail is moderately thick so as to offer good resonance but also good solidity over time and correct noise! The silencer is a simple model in matt aluminum! The exhaust is delivered complete with the fixing kit. In general the gain is around 10km / ha 15km / h, the ideal is to accompany it with lighter rollers. Note that TK alias TURBO KIT SL is a Spanish exhaust manufacturer since 1966. Although not very widespread in France, Belgium and Luxembourg because of the relatively high price of the products, it is a very well known brand, all the products are tested on a test bench for maximum performance, the materials used are European and the manufacturing techniques too, which makes them quality equipment!
