Want to modify or upgrade your 2003-2007 Infiniti G35 with aftermarket catalytic converter universal? At OGTuners.com we have a great selection of aftermarket performance parts for your Infiniti G35. We have 11 catalytic converter universal parts available in our store with free shipping to the Continental US.
Magnaflow Universal Converter
 $585.00 441204MagnaFlow Conv Universal 2.00 inch Rear 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) 2003-2004 Infiniti G35 Base 2004-2004 Infiniti G35 X |
 $516.00 441205MagnaFlow Conv Universal 2.25 Rear 540 IN STOCK (2) - LOW SHIPS FROM MANUFACTURER (Last checked: 02/14/2026) Shipping times vary by Manufacturer (Can take days or weeks, contact us for an ETA) 2003-2004 Infiniti G35 Base 2004-2004 Infiniti G35 X |
 $585.00 441206MagnaFlow Conv Universal 2.50 Rear 540 IN STOCK (4) SHIPS FROM MANUFACTURER (Last checked: 02/14/2026) Shipping times vary by Manufacturer (Can take days or weeks, contact us for an ETA) 2003-2004 Infiniti G35 Base 2004-2004 Infiniti G35 X |
 $345.00 444075MagnaFlow Conv Univ 2.25inch Angled Inlet 50 Sta OUT OF STOCK 2003-2004 Infiniti G35 Base 2004-2004 Infiniti G35 X |
 $372.00 444505MagnaFlow Conv Universal 2.25 Front Spun 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) 2003-2004 Infiniti G35 Base 2004-2004 Infiniti G35 X |
 $178.00 51175MagnaFlow Conv Universal 2.25 Angled Inlet OEM IN STOCK 2003-2006 Infiniti G35 Base 2004-2006 Infiniti G35 X |
 $237.00 51755MagnaFlow Conv Universal 2.25 inch C/C spun body 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) 2007-2007 Infiniti G35 X 2007-2008 Infiniti G35 Base / Journey / Sport |
 $465.00 551075Magnaflow 2.25in. CA Spun Cen/Ang Universal Converter 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) 2007-2008 Infiniti G35 Base / Journey / Sport / X |
 $353.00 557405Magnaflow 13in L 2.25in ID/OD CARB Compliant Universal Catalytic Converter 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) 2007-2008 Infiniti G35 Base / Journey / Sport / X |
 $172.00 99175HMMagnaFlow Conv Univ 2.25inch Angled Inlet 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) 2003-2006 Infiniti G35 Base 2004-2006 Infiniti G35 X |
 $228.00 99755HMMagnaFlow Conv Universal 2.25 inch C/C spun body 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) 2007-2007 Infiniti G35 X 2007-2008 Infiniti G35 Base / Journey / Sport |