With their special geometry and as per the specification Acument Intellectual Properties

These flaps effectively protect the GS rider from wind and weather influences that flow off to the side of the cockpit and reliably prevent turbulence in this area

Advanced FCd (Full Contour Design):The DNA® air filter is engineered with FCd technology to maximize airflow and filtration efficiency

Triple-Stage foam 15mm (60/45/30 Pores Per Inch)

VIKA is a perfect synthesis of form and function

GPR Exhaust - Pentacross Inox Slip-On for Yamaha WR 450 F - 2012 to 2015 Muffler with:Link Pipe With their special geometry andThis is GPR's racing system for track use developed in collaboration with the MXGP team. The kit consists of slip on with the new Pentacross silencers. The link pipe and silencers are made of 304 stainless steel. This system produces an average performance increase of 1,2cv. FEATURES SOUND: Upgraded sound from stock exhaust PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Significant reduction