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Hummer PartsHummer H2 PartsCatalytic Converter

Hummer H2 Catalytic Converter

Great cars and trucks like your H2 need great parts.

Select Your VehicleAuto enthusiasts know that individual style is built into each Hummer, and know that only top quality replacement H2 parts will suffice when your car or truck needs fixing. The vehicle in your driveway is head and shoulders above the rest when it comes to all the vehicles in today's marketplace. Hummer automobile enthusiasts have become used to a certain level of off-road capability when driving their H2 around town. Anyone who drives a Hummer knows that when it comes to maintaining their car, truck, or SUV only the absolute best replacement parts will do.

Don't go too long without fixing your Catalytic Converter... here's why.

Achieving maximum fuel efficiency while reducing emissions on your car or truck depends on your use of properly functioning exhaust and emissions parts. Your Hummer H2 catalytic converter has been installed thanks to a federal mandate that is decades old. There are a host of precious metals, mostly platinum, in the catalytic converter that change the harmful emissions of your Hummer H2 from carbon monoxide and hydrocarbons to carbon dioxide and water. Thanks to this chemical reaction, automakers could now curb their contribution to air pollution, which is why every vehicle made today has a catalytic converter.

You've tried the rest, now try the best.

Bring your H2 back to life with the best new or rebuilt parts from the experts at Car Parts Discount. Given all the hassles associated with fixing broken parts on your car or truck, let www.carpartsdiscount.com be the number one store you go to make purchasing it easy. Don't let a broken Catalytic Converter spell the end of your car, truck, or SUV, and don't risk lowering its resale value by buying anything but the highest quality replacement parts. Hummer H2 Catalytic Converter parts for 2009, 2008, 2007, 2006, 2005, 2004, 2003 vehicles are available here... just click your year to find them.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Hummer H2 EPA Ultra Universal Converter, OEM: 93253Walker
2008-2009 Hummer H2 Walker EPA Ultra Universal Converter 93253
80.25, Save 39%  
OEM: 93253, Item: 669306
  Only 3 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 99006HM
2003-2006 Hummer H2 Magnaflow Catalytic Converter 99006HM
Add for Price, Save 21%   NEW ITEM
OEM: 99006HM, Item: 1256389
  Only 4 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Universal Catalytic Converter, OEM: 93258Walker
2003-2006 Hummer H2 Walker Universal Catalytic Converter 93258
96.55, Save 39%   NEW ITEM
OEM: 93258, Item: 358379
  In Stock, Usually ships within 1 business day

Installation of this aftermarket catalytic converter is prohibited by law in California by C.A.R.B., and may also not comply with emissions regulations in other municipalities in other parts of the US and Canada. Before purchasing a new catalytic converter, consult your local regulatory agency, emissions testing facility, or mechanic for approval. Federal laws require all warranty claims be processed by the manufacturer of this emissions control device. Please contact Walker directly for.. (more)

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 51206
2008-2009 Hummer H2 Magnaflow Catalytic Converter 51206
Add for Price, Save 26%   NEW ITEMPOPULAR
OEM: 51206, Item: 1258619
  In Stock, Usually ships within 1 business day

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 51006
2003-2007 Hummer H2 Magnaflow Catalytic Converter 51006
Add for Price, Save 21%   NEW ITEM
OEM: 51006, Item: 1256799
  Only 4 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 445006
2003 Hummer H2 Magnaflow Catalytic Converter 445006
Add for Price, Save 11%   POPULAR
OEM: 445006, Item: 1226563
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 640003Eastern Catalytic
2003 Hummer H2 Eastern Catalytic Catalytic Converter 640003
145.25, Save 39%   NEW ITEM
OEM: 640003, Item: 1431855
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right Center

Flowmaster
2003-2004 Hummer H2 Flowmaster Catalytic Converter 912005
147.35, Save 39%   NEW ITEM
OEM: 912005, Item: 1444643
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 445106
2004-2005 Hummer H2 Magnaflow Catalytic Converter 445106
Add for Price, Save 21%   NEW ITEM
OEM: 445106, Item: 1226569
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 49306
2008-2009 Hummer H2 Magnaflow Catalytic Converter 49306
Add for Price, Save 24%   NEW ITEM
OEM: 49306, Item: 1445206
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 640012Eastern Catalytic
2003-2005 Hummer H2 Eastern Catalytic Catalytic Converter 640012
158.85, Save 39%   NEW ITEM
OEM: 640012, Item: 1431858
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left Center, Right Center

Hummer H2 Catalytic Converter, OEM: 445109
2006 Hummer H2 Magnaflow Catalytic Converter 445109
Add for Price, Save 24%   NEW ITEM
OEM: 445109, Item: 1257636
  In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Universal Catalytic Converter, OEM: 81713Walker
2005 Hummer H2 Walker Universal Catalytic Converter 81713
165.45, Save 39%   NEW ITEM
OEM: 81713, Item: 436328
  Only 1 left In Stock, Usually ships within 1 business day

This catalytic converter is compliant with C.A.R.B. rules, restrictions, and specifications. It can be installed on a vehicle in California as well as other municipalities that use this emissions standard. Before purchasing a new catalytic converter, consult your local regulatory agency, emissions testing facility, or mechanic for approval. Federal laws require all warranty claims be processed by the manufacturer of this emissions control device. Please contact Walker directly for replacement.. (more)

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 81714Walker
2003-2004 Hummer H2 Walker Catalytic Converter 81714
168.05, Save 39%   NEW ITEM
OEM: 81714, Item: 1147951
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 81723Walker
2006 Hummer H2 Walker Catalytic Converter 81723
168.05, Save 39%   NEW ITEM
OEM: 81723, Item: 1147954
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 50383Eastern Catalytic
2003-2006 Hummer H2 Eastern Catalytic Catalytic Converter 50383
300.35, Save 39%   NEW ITEM
OEM: 50383, Item: 1005314
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right

Hummer H2 Catalytic Converter, OEM: 24083
2003-2006 Hummer H2 Magnaflow Catalytic Converter 24083
Add for Price, Save 21%   NEW ITEM
OEM: 24083, Item: 1256744
  In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right

Hummer H2 Catalytic Converter, OEM: 50382Eastern Catalytic
2003-2006 Hummer H2 Eastern Catalytic Catalytic Converter 50382
304.95, Save 39%   NEW ITEM
OEM: 50382, Item: 1005313
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

Hummer H2 Catalytic Converter, OEM: 24084
2003-2006 Hummer H2 Magnaflow Catalytic Converter 24084
Add for Price, Save 21%   NEW ITEM
OEM: 24084, Item: 1256745
  Only 8 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

Hummer H2 EPA Ultra Direct Fit Converter, OEM: 16563Walker
2003-2006 Hummer H2 Walker EPA Ultra Direct Fit Converter 16563
321.35, Save 39%   NEW ITEM
OEM: 16563, Item: 559320
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

Hummer H2 Catalytic Converter, OEM: 16562Walker
2003-2006 Hummer H2 Walker Catalytic Converter 16562
337.35, Save 39%   NEW ITEM
OEM: 16562, Item: 1144376
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right

Hummer H2 Catalytic Converter, OEM: 545006
2007-2008 Hummer H2 Magnaflow Catalytic Converter 545006
Add for Price, Save 22%   NEW ITEM
OEM: 545006, Item: 1226876
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left, Right

Hummer H2 Catalytic Converter, OEM: 51200
2003-2006 Hummer H2 Magnaflow Catalytic Converter 51200
Add for Price, Save 21%   NEW ITEM
OEM: 51200, Item: 1292481
  Only 1 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right

Hummer H2 Catalytic Converter, OEM: 51372
2003-2006 Hummer H2 Magnaflow Catalytic Converter 51372
Add for Price, Save 21%   NEW ITEM
OEM: 51372, Item: 1257106
  In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

Hummer H2 Catalytic Converter, OEM: 445219
2003 Hummer H2 Magnaflow Catalytic Converter 445219
Add for Price, Save 21%   NEW ITEM
OEM: 445219, Item: 1257649
  Only 1 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Right

Hummer H2 Catalytic Converter, OEM: 445218
2003 Hummer H2 Magnaflow Catalytic Converter 445218
Add for Price, Save 21%   NEW ITEM
OEM: 445218, Item: 1257648
  Only 1 left In Stock, Usually ships within 1-2 business days

If C.A.R.B. number is not provided, item is not California legal

Select year, make, model above to verify this part fits your vehicle

Vehicle Install Locations: Left

Hummer H2 Catalytic Converter, OEM: GM20101DEC
2007-2008 Hummer H2 DEC Catalytic Converter GM20101
Add for Price, Save 31%  
OEM: GM20101, Item: 467816
  In Stock, Usually ships within 1 business day

Installation of this aftermarket catalytic converter is prohibited by law in California by C.A.R.B., and may also not comply with emissions regulations in other municipalities in other parts of the US and Canada. Before purchasing a new catalytic converter, consult your local regulatory agency, emissions testing facility, or mechanic for approval. Federal laws require all warranty claims be processed by the manufacturer of this emissions control device. Please contact DEC directly for.. (more)

Select year, make, model above to verify this part fits your vehicle

Hummer H2 Catalytic Converter, OEM: 545679
2007-2008 Hummer H2 Magnaflow Catalytic Converter 545679
Add for Price, Save 20%   NEW ITEM
OEM: 545679, Item: 1410916
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Hummer H2 Catalytic Converter, OEM: 49679
2007-2009 Hummer H2 Magnaflow Catalytic Converter 49679
Add for Price, Save 19%   NO STOCK
OEM: 49679, Item: 1257230
  Restock date not known
Select year, make, model above to verify this part fits your vehicle