View our Specials! Coupon Code: SaveIn2026
Mercury Magnaflow Universal Converter |
Mercury Grand Marquis |
 IN STOCK - DROPSHIPS 93514MagnaFlow Universal Catalytic Converter 2 W/Air FED 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park 1984-1986 Mercury Grand Marquis Base 1984-1986 Mercury Grand Marquis Colony Park 1984-1986 Mercury Grand Marquis LS $179.00
|
 IN STOCK - DROPSHIPS 337303MagnaFlow Universal Catalytic Converter 1.75 inch C/C CA Pre-OBDII 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park $402.00
|
 IN STOCK - DROPSHIPS 337305MagnaFlow Universal Catalytic Converter 2.25 inch C/C CA Pre-OBDII 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park $358.00
|
 IN STOCK - DROPSHIPS 338004MagnaFlow Universal Catalytic Converter 2 inch PC2 Rear 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park 1986-1986 Mercury Grand Marquis Base 1986-1986 Mercury Grand Marquis Colony Park 1986-1994 Mercury Grand Marquis LS 1987-1994 Mercury Grand Marquis GS $282.00
|
 IN STOCK - DROPSHIPS 50004MagnaFlow Universal Catalytic Converter 2inch Preconv. 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park $170.00
|
 IN STOCK - DROPSHIPS 338005MagnaFlow Universal Catalytic Converter 2.25 inch PC2 Rear 1979-1980 Mercury Grand Marquis Base 1979-1980 Mercury Grand Marquis Colony Park 1986-1986 Mercury Grand Marquis Base 1986-1986 Mercury Grand Marquis Colony Park 1986-1994 Mercury Grand Marquis LS 1987-1994 Mercury Grand Marquis GS $301.00
|
 IN STOCK - DROPSHIPS 94024MagnaFlow Universal Catalytic Converter 2 Dual Air 1981-1986 Mercury Grand Marquis Base 1981-1986 Mercury Grand Marquis Colony Park 1983-1991 Mercury Grand Marquis LS 1987-1991 Mercury Grand Marquis GS $141.00
|
 IN STOCK - DROPSHIPS 3322024MagnaFlow 2.00in. W/DUAL AIR Universal Converter 1981-1986 Mercury Grand Marquis Base 1981-1986 Mercury Grand Marquis Colony Park 1983-1986 Mercury Grand Marquis LS $711.00
|
 IN STOCK - DROPSHIPS 3322014MagnaFlow 2.00in. PC1 Universal Converter 1981-1986 Mercury Grand Marquis Base 1981-1985 Mercury Grand Marquis Colony Park 1983-1986 Mercury Grand Marquis LS $757.00
|
 IN STOCK - DROPSHIPS 91084MagnaFlow Universal Catalytic Converter 2 Angled In/Out 1984-1986 Mercury Grand Marquis Base 1984-1986 Mercury Grand Marquis Colony Park 1984-1994 Mercury Grand Marquis LS 1987-1994 Mercury Grand Marquis GS $119.11
|
 OUT OF STOCK 337085MagnaFlow Universal Catalytic Converter 2.25 inch Angled O/O PC2 Front 1986-1994 Mercury Grand Marquis LS 1986-1986 Mercury Grand Marquis Colony Park 1986-1986 Mercury Grand Marquis Base 1987-1994 Mercury Grand Marquis GS $321.00
|
 OUT OF STOCK 337084MagnaFlow Universal Catalytic Converter 2 inch Angled O/O PC2 Front 1984-1986 Mercury Grand Marquis Colony Park 1986-1994 Mercury Grand Marquis LS 1986-1986 Mercury Grand Marquis Base 1987-1994 Mercury Grand Marquis GS $364.00
|
 IN STOCK - DROPSHIPS 93505MagnaFlow Universal Catalytic Converter 2.25 1992-1994 Mercury Grand Marquis GS 1992-1994 Mercury Grand Marquis LS $177.00
|
 IN STOCK - DROPSHIPS 441124MagnaFlow Direct Fit Catalytic Converter 01-04 Ford Escape 3.0L rear 1995-1995 Mercury Grand Marquis GS 1995-1995 Mercury Grand Marquis LS $405.00
|
 IN STOCK - DROPSHIPS 441174MagnaFlow Universal Catalytic Converter 2.00inch Angled Inlet OBDII 1995-1995 Mercury Grand Marquis GS 1995-1995 Mercury Grand Marquis LS $386.00
|
 IN STOCK - DROPSHIPS 441405MagnaFlow Universal Catalytic Converter 2.25inch OBD2 1995-2002 Mercury Grand Marquis GS 1995-2002 Mercury Grand Marquis LS $556.00
|
 IN STOCK - DROPSHIPS 51005MagnaFlow Univ Cat Conv 2.25in Inlet/Outlet Ctr/Ctr Oval 12in Body L x 6.5in W x 16in Overall L 1995-2002 Mercury Grand Marquis GS 1995-2002 Mercury Grand Marquis LS $252.00
|
 IN STOCK - DROPSHIPS 444504MagnaFlow Universal Catalytic Converter 2.00 Front Spun 1995-1995 Mercury Grand Marquis LS 1995-1995 Mercury Grand Marquis GS $405.00
|
 IN STOCK - DROPSHIPS 444505MagnaFlow Universal Catalytic Converter 2.25 Front Spun 1995-2002 Mercury Grand Marquis LS 1995-2002 Mercury Grand Marquis GS $405.00
|
 IN STOCK - DROPSHIPS 441005MagnaFlow Universal Catalytic Converter 2.25inch OBDII Rear 50 State 1995-2002 Mercury Grand Marquis LS 1995-2002 Mercury Grand Marquis GS $548.00
|
 OUT OF STOCK 444074MagnaFlow Universal Catalytic Converter 2in Inlet/Outlet Angled Offset/Center Oval (California) 1995-1995 Mercury Grand Marquis GS 1995-1995 Mercury Grand Marquis LS $376.00
|
 IN STOCK - DROPSHIPS 441004MagnaFlow Universal Catalytic Converter 2.00inch OBDII Rear 50 State 1995-2002 Mercury Grand Marquis LS 1995-2002 Mercury Grand Marquis GS $548.00
|
 IN STOCK - DROPSHIPS 444075MagnaFlow Universal Catalytic Converter 2.25inch Angled Inlet 50 Sta 1995-2002 Mercury Grand Marquis GS 1995-2002 Mercury Grand Marquis LS $376.00
|
 IN STOCK - DROPSHIPS 441404MagnaFlow Universal Catalytic Converter 2.00inch OBD2 1995-1995 Mercury Grand Marquis GS 1995-1995 Mercury Grand Marquis LS $630.00
|
 IN STOCK - DROPSHIPS 99175HMMagnaFlow Universal Catalytic Converter 2.25inch Angled Inlet 1995-2008 Mercury Grand Marquis GS 1995-2011 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $188.00
|
 IN STOCK 51175MagnaFlow Conv Universal 2.25 Angled Inlet OEM 1995-2008 Mercury Grand Marquis GS 1995-2011 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $194.00
|
 IN STOCK - DROPSHIPS 441125MagnaFlow Direct Fit Catalytic Converter 98-00 Ford Ranger 3.0/4.0 1996-2002 Mercury Grand Marquis GS 1996-2002 Mercury Grand Marquis LS $459.00
|
 IN STOCK - DROPSHIPS 441006MagnaFlow Universal Catalytic Converter 2.50inch OBDII Rear 50 State 1996-2002 Mercury Grand Marquis LS 1996-2002 Mercury Grand Marquis GS $548.00
|
 IN STOCK - DROPSHIPS 441175MagnaFlow Universal Catalytic Converter 2.25in Inlet/Outlet Angled Offset/Center Calif OBDII 1996-2002 Mercury Grand Marquis GS 1996-2002 Mercury Grand Marquis LS $386.00
|
 IN STOCK - DROPSHIPS 99174HMMagnaFlow Universal Catalytic Converter 2.00inch Angled Inlet 2003-2007 Mercury Grand Marquis GS 2003-2007 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $188.00
|
 IN STOCK - DROPSHIPS 451004MagnaFlow Universal Catalytic Converter 2.00in Rear CA 2003-2005 Mercury Grand Marquis GS 2003-2005 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $406.00
|
 IN STOCK - DROPSHIPS 51004MagnaFlow Universal Catalytic Converter 2.00 inch OEM 2003-2007 Mercury Grand Marquis GS 2003-2007 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $252.00
|
 IN STOCK - DROPSHIPS 51174MagnaFlow Universal Catalytic Converter 2.00 Angled Inlet OEM 2003-2007 Mercury Grand Marquis GS 2003-2007 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $194.00
|
 IN STOCK - LOW 451005MagnaFlow Universal Catalytic Converter 2.25in Rear CA 2003-2005 Mercury Grand Marquis GS 2003-2005 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $406.00 CLEARANCE
VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS 454174MagnaFlow Universal Catalytic Converter 2.00in Angled Inlet Front CA 2003-2005 Mercury Grand Marquis GS 2003-2005 Mercury Grand Marquis LS 2003-2003 Mercury Grand Marquis LSE 2005-2005 Mercury Grand Marquis GSL 2005-2005 Mercury Grand Marquis Limited Edition 2005-2005 Mercury Grand Marquis Ultimate Edition $390.00
|
 SHIPS FROM MANUFACTURER 557405MagnaFlow 13in L 2.25in ID/OD CARB Compliant Universal Catalytic Converter 2009-2011 Mercury Grand Marquis LS $385.00
|
 SHIPS FROM MANUFACTURER 551075MagnaFlow 2.25in. CA Spun Cen/Ang Universal Converter 2009-2011 Mercury Grand Marquis LS $507.00
|
Looking to upgrade your Mercury Grand Marquis with a catalytic converter universal from Magnaflow? We carry a great variety of Magnaflow Universal Converter and other exhaust, mufflers & tip performance parts for your Mercury Grand Marquis.
We have 37 Magnaflow Universal Converter available for Mercury Grand Marquis models with free shipping to the Continental US 48 States.