highest grade copper alloy

provide the best sealing gasket

recommends replacing them when replacing gaskets

This for Yamaha 99999-03989-00 GASKET, EXHAUST PIPE fits the following models and components:

Snowmobile 2004 RX-1 - RX10J Exhaust
Snowmobile 2004 RX-1 MOUNTAIN LIMITED EDITION - RX10MSJ Exhaust
Snowmobile 2004 RX-1 ER - RX10RJ Exhaust
Snowmobile 2008 FX NYTRO - FX10XW Exhaust
Snowmobile 2008 FX NYRO RTX NO REVERSE - FX10RTX Exhaust
Snowmobile 2008 APEX MTX SE 40TH ANNIVERSARY - RX10MTAX Exhaust
Snowmobile 2008 APEX MTX - RX10MTX Exhaust
Snowmobile 2008 APEX LTX - RX10LTXB Exhaust
Snowmobile 2008 APEX LTX - RX10LTX Exhaust
Snowmobile 2008 FX NYTRO MX - FX10MTRX Exhaust
Snowmobile 2007 NYTRO ER - RS90NRW Exhaust
Snowmobile 2008 APEX GT 40TH ANNIVERSARY - RX10GTAX Exhaust
Snowmobile 2007 VECTOR MOUNTAIN SE - RS90MSW Exhaust
Snowmobile 2007 RAGE GT - RSG90GTW Exhaust
Snowmobile 2006 VECTOR GT - RS90GTL Exhaust
Snowmobile 2007 APEX ER - RX10RW Exhaust
Snowmobile 2007 APEX MOUNTAIN SE - RX10MSW Exhaust
Snowmobile 2007 ATTAK GT - RXW10GTW Exhaust
Snowmobile 2007 APEX MOUNTAIN - RX10MW Exhaust
Snowmobile 2006 APEX RTX ER (W/REVERSE) - RX10RTRL Exhaust
Snowmobile 2005 RS Vector - RS90K Exhaust
Snowmobile 2005 RS Vector ER - RS90RK Exhaust
snowmobile 2010 FX NYTRO MTX SE 153 - FX10M53SZL Exhaust
Snowmobile 2010 APEX GT - RX10GTZL Exhaust
Snowmobile 2010 FX NYTRO MTX SE 162 - FX10M62SZL Exhaust
Snowmobile 2010 FX NYTRO RTX - FX10RTRZB Exhaust
Snowmobile 2010 FX NYTRO XTX - FX10XTZW Exhaust
Snowmobile 2010 RS VECTOR LTX GT - RS90LTGTZL Exhaust
Snowmobile 2009 FX NYTRO RTX SE - FX10RTRSYL Exhaust
Snowmobile 2009 APEX_RTX - RX10RYR Exhaust
Snowmobile 2009 APEX LTX_GT - RX10LTYR Exhaust
Snowmobile 2009 RS VECTOR LT_GT - RS90LTGTYB Exhaust
Snowmobile 2009 RS VIKING PROFESSIONAL - VK10YR Exhaust
Snowmobile 2009 RS VECTOR_GT - RS90RYW Exhaust
Snowmobile 2011 FX NYTRO SE 153 - FX10M53SAB Exhaust
Snowmobile 2011 RS VENTURE GT - RST90GTAL Exhaust
Snowmobile 2011 RS VENTURE - RST90AS Exhaust
snowmobile 2008 RS VENTURE - RST90X Exhaust
Snowmobile 2008 RS VECTOR LTX - RS90LTXB Exhaust
Snowmobile 2008 RS VECTOR GT - RST90GTX Exhaust
Snowmobile 2008 RS VECTOR GT - RS90GTXL Exhaust
Snowmobile 2008 RS VECTOR GT 40TH ANNIVERSARY - RS90GTAXW Exhaust
Snowmobile 2008 RS VECTOR LTX GT (Deep Purplish Blue Metallic C) - RS90LTGTX Exhaust
Snowmobile 2008 RS VECTOR LTX GT - RS90LTGTXL - 2008 Exhaust
Snowmobile 2009 APEX LTX_GT - RX10LTGTYL Exhaust
Snowmobile 2009 APEX MTX - RX10MTYB Exhaust
Snowmobile 2009 APEX MTX - RX10MTYL Exhaust
Snowmobile 2009 FX NYTRO - FX10YL Exhaust
Snowmobile 2009 APEX_RTX - RX10RTRYB Exhaust
Snowmobile 2009 APEX GT - RX10GTYL Exhaust
Snowmobile 2009 RS VECTOR_GT - RS90GTYB Exhaust
Snowmobile 2009 FX NYTRO RTX - FX10RTRYL Exhaust
Snowmobile 2009 FX NYTRO RTX - FX10RTRYB Exhaust
Snowmobile 2010 FX NYTRO - FX10ZW Exhaust
Snowmobile 2010 FX NYTRO MTX - FX10M53Z Exhaust
Snowmobile 2010 FX NYTRO XTX - FX10XTZB Exhaust
Snowmobile 2006 VECTOR ER - RS90RL Exhaust
Snowmobile 2006 VECTOR - RS90L Exhaust
Snowmobile 2006 RS VENTURE - RST90L Exhaust
Snowmobile 2006 NYTRO - RS90NL Exhaust
Snowmobile 2006 NYTRO ER - RS90NRL Exhaust
Snowmobile 2005 RX WARRIOR - RXW10K Exhaust
Snowmobile 2005 RX-1 MOUNTAIN - RX10MK Exhaust
Snowmobile 2006 APEX ER - RX10RL Exhaust
Snowmobile 2006 APEX MOUNTAIN - RX10ML Exhaust
Snowmobile 2005 RS Venture - RST90K Exhaust
Snowmobile 2005 RS Rage - RSG90K Exhaust
Snowmobile 2010 RS VECTOR GT - RS90GTZW Exhaust
Snowmobile 2010 RS VECTOR GT - RS90GTZR Exhaust
Snowmobile 2010 RS VIKING PROFESSIONAL - VK10ZR Exhaust
Snowmobile 2010 RS VIKING PROFESSIONAL - VK10ZB Exhaust
Snowmobile 2010 RS VENTURE - RST90ZS Exhaust
Snowmobile 2008 FX NYTRO RTX (NO REVERSE) - FX10RTXL Exhaust
Snowmobile 2008 FX NYTRO MTX - FX10MTX Exhaust
Snowmobile 2008 APEX MTX - RX10MTXL Exhaust
Snowmobile 2008 APEX MTX SE 40TH ANNIVERSARY (no reverse) - RX10MTAXW Exhaust
Snowmobile 2008 FX NYRO RTX 40TH ANNIVERSARY - FX10RTRAX Exhaust
Snowmobile 2008 FX NYTRO - FX10XL Exhaust
Snowmobile 2007 APEX RTX - RX10RTW Exhaust
Snowmobile 2007 APEX GT - RX10GTW Exhaust
Snowmobile 2007 VECTOR MOUNTAIN - RS90MW Exhaust
Snowmobile 2008 APEX LTX - RX10LTGTX Exhaust
Snowmobile 2008 APEX GT 40TH ANNIVERSARY - RX10GTAXW Exhaust
Snowmobile 2004 RX-1 ER LIMITED EDITION - RX10RSJ Exhaust
Snowmobile 2003 RX-1 - RX10H Exhaust
Snowmobile 2003 RX-1 ER - RX10RH Exhaust
Snowmobile 2011 FX NYTRO XTX - FX10XTAL Exhaust
Snowmobile 2011 FX NYTRO RTX - FX10RTRSAL Exhaust
Snowmobile 2011 FX NYTRO RTX - FX10RTRSAB Exhaust
Snowmobile 2011 VK PRO - VK10AW Exhaust
Snowmobile 2004 RX WARRIOR - RXW10J Exhaust
Snowmobile 2004 RX-1 LIMITED EDITION - RX10SJ Exhaust
Snowmobile 2004 RX-1 MOUNTAIN - RX10MJ Exhaust
Snowmobile 2003 RX-1 ER LE - RX10RSH Exhaust
Snowmobile 2003 RX-1 MOUNTAN LE - RX10MSH Exhaust
Snowmobile 2003 RX-1 MOUNTAIN - RX10MH Exhaust
Snowmobile 2011 FX NYTRO MTX SE 162 - FX10M62SAL Exhaust
Snowmobile 2011 VK PRO - VK10AB Exhaust
Snowmobile 2011 RS VENTURE GT - RST90GTAB Exhaust
Snowmobile 2010 RS VECTOR GT - RS90GTZL Exhaust
Snowmobile 2008 RS VIKING PROFESSIONAL - VK10XR Exhaust
Snowmobile 2008 RS VENTURE GT - RST90GTXS Exhaust
Snowmobile 2008 RS VENTURE - RST90XR Exhaust
Snowmobile 2008 RS VIKING PROFESSIONAL - VK10X Exhaust
Snowmobile 2009 FX NYTRO MTX - FX10MTRYW Exhaust
Snowmobile 2009 RS VENTURE GT - RST90GTYR Exhaust
Snowmobile 2010 APEX LTX_GT - RX10LTGTZL Exhaust
Snowmobile 2010 FX NYTRO RTX SE - FX10RTRSZL Exhaust
Snowmobile 2010 FX NYTRO RTX - FX10RTRZO Exhaust
Snowmobile 2010 FX NYTRO MTX SE 162 - FX10M62SZB Exhaust
Snowmobile 2010 APEX - RX10RZW Exhaust
Snowmobile 2010 APEX MTX - RX10MTZW Exhaust
Snowmobile 2010 APEX LTX_GT - RX10LTZW Exhaust
Snowmobile 2006 APEX GT - RX10GTL Exhaust
Snowmobile 2006 ATTAK - RXW10L Exhaust
Snowmobile 2006 APEX RTX - RX10RTL Exhaust
Snowmobile 2006 RAGE - RSG90L Exhaust
Snowmobile 2006 VECTOR MOUNTAIN SE - RS90MSL Exhaust
Snowmobile 2005 RX WARRIOR LIMITED EDITION - RXW10SK Exhaust
Snowmobile 2005 RS Vector Mountain - RS90MK Exhaust
Snowmobile 2005 RX-1 ER - RX10RK Exhaust
Snowmobile 2005 RX-1 MOUNTAIN LIMITED EDITION - RX10MSK Exhaust
Snowmobile 2007 VECTOR GT - RS90GTW Exhaust
Snowmobile 2007 VENTURE - RST90W Exhaust
Snowmobile 2007 NYTRO - RS90NW Exhaust
Snowmobile 2008 APEX LTX GT 40TH ANIVERSARY - RX10LTGTAX Exhaust
Snowmobile 2007 VK PROFESSIONAL - VK10W Exhaust
Snowmobile 2008 APEX RTX - RX10RTRXB Exhaust
Snowmobile 2008 APEX RTX ER - RX10RX Exhaust
Snowmobile 2008 RS VECTOR GT 40th ANNIVERSARY (Bluish White Cocktail 1) - RS90GTAX Exhaust
Snowmobile 2008 RS VECTOR GT (Yamaha Black) - RS90RX Exhaust
Snowmobile 2008 NYTRO - FX10X Exhaust
Snowmobile 2008 FX NYTRO RTX - FX10RTRXW Exhaust
Snowmobile 2008 FX NYTRO RTX 40TH ANNIVERSARY - FX10RTRAXW Exhaust
Snowmobile 2011 FX NYTRO MTX SE 162 - FX10M62SAB Exhaust
Snowmobile 2011 FX NYTRO - FX10AW Exhaust
Snowmobile 2005 RX-1 - RX10K Exhaust
Snowmobile 2005 RX-1 ER LIMITED EDITION - RX10RSK Exhaust
Snowmobile 2010 RS VECTOR LTX GT - RS90LTGTZW Exhaust
Snowmobile 2010 RS VECTOR LTX GT - RS90LTGTZR Exhaust
Snowmobile 2010 FX NYTRO - FX10ZB Exhaust
Snowmobile 2010 APEX LTX_GT - RX10LTGTZB Exhaust
Snowmobile 2009 RS VIKING PROFESSIONAL - VK10YS Exhaust
Snowmobile 2009 RS VENTURE - RST90YS Exhaust
Snowmobile 2010 APEX GT - RX10GTZB Exhaust
Snowmobile 2007 VENTURE GT - RST90GTW Exhaust
Snowmobile 2007 RAGE - RSG90W Exhaust
Snowmobile 2007 VECTOR ER - RS90RW Exhaust
Snowmobile 2007 ATTAK - RXW10W Exhaust
Snowmobile 2007 APEX RTX ER - RX10RTRW Exhaust
Snowmobile 2006 VK PROFESSIONAL - VK10L Exhaust
Snowmobile 2006 VECTOR MOUNTAIN - RS90ML Exhaust
Snowmobile 2003 RX-1 LE - RX10SH Exhaust
Snowmobile 2004 RX WARRIOR LIMITED EDITION - RXW10SJ Exhaust
Snowmobile 2008 RS VECTOR (Deep Purplish Blue Metallic C) - RS90GTX Exhaust
Snowmobile 2008 APEX RTX ER - RX10RTRX Exhaust
Snowmobile 2008 FX NYTRO MTX 40TH ANNIVERSARY - FX10MTRAXW Exhaust
Snowmobile 2008 FX NYTRO MTX - FX10MTRXL Exhaust
Snowmobile 2008 FX NYTRO MTX (no reverse) - FX10MTXL Exhaust
Snowmobile 2008 RS VECTOR LTX (Yamaha Black) - RS90LTX Exhaust
Snowmobile 2008 RS VECTOR - RS90RXB Exhaust
Snowmobile 2009 FX NYTRO MTX - FX10MTRYL Exhaust
Snowmobile 2009 FX NYTRO - FX10YW Exhaust
Snowmobile 2009 RS VENTURE GT - RST90GTYS Exhaust
Snowmobile 2009 RS VECTOR LT_GT - RS90LTYW Exhaust
Snowmobile 2009 FXNYTRO XTX - FX10XTYW Exhaust
Snowmobile 2009 FXNYTRO XTX - FX10XTYL Exhaust
Snowmobile 2011 RS VECTOR GT - RS90GTAS Exhaust
Snowmobile 2011 RS VECTOR LTX GT - RS90LTGTAS Exhaust
Snowmobile 2011 FX NYTRO SE 153 - FX10M53SAL Exhaust
Snowmobile 2011 FX NYTRO XTX - FX10XTAW Exhaust