LTE Yamaha YFZ450
LTE Racing Yamaha YFZ450 Exhaust Description: The Yamaha YZF450 kit consists of a 3 piece stainless steel pipe set with billet flanges and stainless steel t-bolt clamps. 2 silencers with quiet cores and spark arresters. Recovery bottle relocating bracket, jetting, mounting hardware and installation instructions. With quiet cores installed the db is 90-91 and without quiet cores the db is 98-99. The spark arresters are US FORRESTERY SERVICE approved. Recommended for maximum performance (not included in kit) k&n air filter with lid removed. Dyno tested with a 7hp gain on bottom, 8hp gain mid, 12hp gain at peak over stock.