Borla XR-1 Multicore 2.5in Inlet 4in Outlet RDX 14in Valve Cover ARP main stud kits aid

ARP main stud kits aid in the elimination of main cap walk and fretting

Year Make Model Submodel 2005-2014 Subaru Impreza WRX STI

Borla stands behind every system with a Million-Mile Warranty

24in Length

2011-2012 TM MX300 Base 1995-2000 TM MX80 Base 2009 TM MX85 (17/14) Base 2009 TM MX85 (19/16) Base 2009 TM SMM125 Base 2009 TM SMR125 Base 2001 Vespa ET2 Base 1969-1971 Yamaha AT1 Base 1970-1971 Yamaha AT1M Base 1972 Yamaha AT2M Base 1980-1981 Yamaha DT175 Base 1974 Yamaha DT360 Base 1975-1976 Yamaha DT400 Base 1972-1973 Yamaha EW643 Base 1976-1978 Yamaha EX340 Base 1976-1981 Yamaha EX440 Base 1973-1974 Yamaha GP292 Base 1974-1975 Yamaha GPX338 Base 1974-1975 Yamaha GPX433 Base 1980-1981 Yamaha IT125 Base 1979-1983 Yamaha IT175 Base 1984-1985 Yamaha IT200 Base 1977-1983 Yamaha IT250 Base 1974-1976 Yamaha MX125 Base 1975 Yamaha MX400 Base 1970-1971 Yamaha RT1 Base 1972-1973 Yamaha RT2 Base 1973 Yamaha RT3 Base 1973

Borla XR-1 Multicore 2.5in Inlet 4in Outlet RDX 14in Valve Cover ARP main stud kits aidThe compact diameter of these mufflers make them great for both classic and late model cars with ground clearance issues. Sound is attenuated with the Borla patented Multicore design and high temperature continuous filament fiber (CFF) acoustic material, without losing any horsepower or torque. 100% welded construction for strength. Built with T 304 stainless steel they have unequaled durability and great looks that you can polish to a mirror like