Want to modify or upgrade your 2004-2011 Mazda RX-8 with aftermarket catalytic converter universal? At OGTuners.com we have a great selection of aftermarket performance parts for your Mazda RX-8. We have 4 catalytic converter universal parts available in our store with free shipping to the Continental US.
Magnaflow Universal Converter
 $1,135.00 5461334Magnaflow California Grade Universal Catalytic Converter - 2in ID / 2in OD / 11.375in L OUT OF STOCK 2004-2007 Mazda RX-8 Base 2005-2005 Mazda RX-8 Shinka 2008-2008 Mazda RX-8 40th Anniversary Edition 2008-2009 Mazda RX-8 Touring 2008-2011 Mazda RX-8 Grand Touring / Sport |
 $1,333.00 5461335Magnaflow Conv Univ 2.25 W-O2 CA IN STOCK (5+) SHIPS FROM MANUFACTURER (Last checked: 02/14/2026) Shipping times vary by Manufacturer (Can take days or weeks, contact us for an ETA) 2004-2007 Mazda RX-8 Base 2005-2005 Mazda RX-8 Shinka 2008-2008 Mazda RX-8 40th Anniversary Edition 2008-2009 Mazda RX-8 Touring 2008-2011 Mazda RX-8 Grand Touring / Sport 2009-2011 Mazda RX-8 R3 |
 $1,163.00 5461336Magnaflow Conv Univ 2.50 1/O2 CA 5in Spun CA OUT OF STOCK 2004-2007 Mazda RX-8 Base 2005-2005 Mazda RX-8 Shinka 2008-2008 Mazda RX-8 40th Anniversary Edition 2008-2009 Mazda RX-8 Touring 2008-2011 Mazda RX-8 Grand Touring / Sport 2009-2011 Mazda RX-8 R3 |
 $188.00 99356HMMagnaFlow Conv Univ 2.5inch Honda IN STOCK 2004-2007 Mazda RX-8 Base 2005-2005 Mazda RX-8 Shinka 2008-2008 Mazda RX-8 40th Anniversary Edition 2008-2009 Mazda RX-8 Touring 2008-2011 Mazda RX-8 Grand Touring / Sport 2009-2011 Mazda RX-8 R3 |