{"product_id":"fmf-powercore-4-exhaust-muffler-for-yamaha-tt-r90-and-tt-r90e-part-040080","title":"FMF Powercore 4 Exhaust Muffler for Yamaha TT-R90 and TT-R90E, Part 040080","description":"\u003cp\u003eThe FMF Powercore 4 exhaust muffler, manufacturer part number 040080 and vendor part number 79-2879, is designed for Yamaha TT-R90 and TT-R90E models. This performance replacement exhaust incorporates the latest Powercore 4 design, combining efficient exhaust flow with improved sound absorption for dependable off-road performance. It is a direct-fit solution for riders seeking a lighter, stronger alternative to the original exhaust system.\u003c\/p\u003e\u003cp\u003eConstructed with an extruded aluminum canister and a stainless steel mid-pipe, the FMF Powercore 4 is MIG\/TIG welded for durability in demanding riding conditions. Space-age internal packing helps manage sound while supporting consistent exhaust flow. The muffler is engineered to deliver stronger performance than stock systems while maintaining the rugged construction expected from FMF products.\u003c\/p\u003e\u003cp\u003eThe Powercore 4 S\/A includes a U.S. Forest Service-approved, maintenance-free stainless steel spark arrestor screen for trail and off-road use. It fits 2000-2002 Yamaha TT-R90 models, 2003-2007 Yamaha TT-R90E models, and the 2006 Yamaha TT-R90. Confirm the motorcycle model and year before installation to ensure proper fitment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-flow Powercore 4 core provides increased surface area for sound absorption while supporting efficient exhaust flow\u003c\/li\u003e\n\u003cli\u003eExtruded aluminum canister offers a lightweight and durable construction\u003c\/li\u003e\n\u003cli\u003eStainless steel mid-pipe is MIG\/TIG welded for strength and long-term reliability\u003c\/li\u003e\n\u003cli\u003eSpace-age internal packing helps control exhaust sound and maintain performance\u003c\/li\u003e\n\u003cli\u003eLighter, stronger, and more powerful than the stock exhaust system\u003c\/li\u003e\n\u003cli\u003eU.S. Forest Service-approved maintenance-free stainless steel spark arrestor screen\u003c\/li\u003e\n\u003cli\u003eFits 2000-2002 Yamaha TT-R90, 2003-2007 Yamaha TT-R90E, and 2006 Yamaha TT-R90 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2000 Yamaha TT-R90\u003cbr\u003e\n2001 Yamaha TT-R90\u003cbr\u003e\n2002 Yamaha TT-R90\u003cbr\u003e\n2003 Yamaha TT-R90\u003cbr\u003e\n2003 Yamaha TT-R90E\u003cbr\u003e\n2004 Yamaha TT-R90E\u003cbr\u003e\n2005 Yamaha TT-R90E\u003cbr\u003e\n2006 Yamaha TT-R90\u003cbr\u003e\n2006 Yamaha TT-R90E\u003cbr\u003e\n2007 Yamaha TT-R90\u003cbr\u003e\n2007 Yamaha TT-R90E","brand":"FMF","offers":[{"title":"Default Title","offer_id":67552177914091,"sku":"79-2879","price":241.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/f29a-572a8b352e460_1f3ca57e-be73-49f0-8ce7-011abca856ac.jpg?v=1790735029","url":"https:\/\/ctracingservices.com\/products\/fmf-powercore-4-exhaust-muffler-for-yamaha-tt-r90-and-tt-r90e-part-040080","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}