Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Customer Service
Since 1952
in
in
Cart

Your shopping cart is empty

The Toolbox
Shopping for 2012 GMC Parts
Deals
  • Expert Tech Support
  • Huge Inventory
  • Fast Shipping
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
What kind of GMC do you have?
Products
You've Selected:
Selected Filters
See Less Filters
Select Your Vehicle
See More Filters
Sort by:
Show:

New

On Sale

Garage Sale

MagnaFlow 558812 Direct-Fit Catalytic Converter

2012 Chevy, 2012 GMC, 63.875" Overall Length

Ships Free
New Product

Overall Length: 63.875"

Inlet Size: 3.000

Outlet Size: 3.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 558189 Direct-Fit Catalytic Converter

10-12 Chevy Equinox, 10-12 GMC Terrain, Stainless Steel

Ships Free
New Product

Overall Length: 14.625"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 558134 Direct-Fit Catalytic Converter

09-12 Chevy Express 1500, 09-12 GMC Savana 1500

Ships Free
New Product

Overall Length: 63.875"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 49353 Direct Fit Catalytic Converter

Canyon, Colorado, H3, i-350, i-370, 3.000 Inlet Size

Ships Free
New Product

Overall Length: 21.875"

Inlet Size: 3.000

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51578 Direct-Fit Catalytic Converter

09-14 Chevy, 09-14 GMC, 10-13 Cadillac, Stainless Steel

New Product

Overall Length: 45"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 52113 Direct-Fit Catalytic Converter

Express 2500, Express 3500, Savana 2500, Savana 3500

Ships Free
New Product

Overall Length: 65.25"

Inlet Size: 3.000

Outlet Size: 3.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 52134 Direct-Fit Catalytic Converter

09-14 Chevy, 09-14 GMC, 63.875" Overall Length

Ships Free
New Product

Overall Length: 63.875"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 52189 Direct-Fit Catalytic Converter

10-15 Chevy Equinox, 10-15 GMC Terrain, Stainless Steel

Ships Free
New Product

Overall Length: 14.125"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 52186 Direct-Fit Catalytic Converter

10-15 Chevy Equinox, 10-15 GMC Terrain, Stainless Steel

Ships Free
New Product

Overall Length: 22.75"

Inlet Size: 2.375

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 558306 Universal Catalytic Converter

Ford, Toyota, Chevy, GMC, Isuzu, Cadillac

Ships Free
New Product

Overall Length: 16"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 558406 Universal Catalytic Converter

Mercury, Ford, Toyota, Mercedes-Benz, Hummer, Chevy

Ships Free
New Product

Overall Length: 9"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 559106 Universal Catalytic Converter

Ford, Mercury, Toyota, Chevy, GMC, Isuzu, Buick, Saturn

Ships Free
New Product

Overall Length: 13"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 559206 Universal Catalytic Converter

Nissan, Hyundai, Kia, Acura, Toyota, Mercedes-Benz

Ships Free
New Product

Overall Length: 13"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 99206HM Universal Catalytic Converter

Subaru, Volvo, BMW, Dodge, Jeep, Chevy, GMC, Oldsmobile

Ships Free
New Product

Overall Length: 13"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51006 Universal Catalytic Converter

Kia, Dodge, Jeep, Cadillac, Chevy, GMC, Oldsmobile

Ships Free
New Product

Overall Length: 16"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51206 Universal Catalytic Converter

Subaru, Volvo, BMW, Dodge, Jeep, Chevy, GMC, Oldsmobile

Ships Free
New Product

Overall Length: 13"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 99006HM Universal Catalytic Converter

Kia, Volvo, Isuzu, Dodge, Jeep, Plymouth, Cadillac

Ships Free
New Product

Overall Length: 16"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 94066 Universal Catalytic Converter

Universal Fit, 16" Overall Length, 2.500 Inlet Size

New Product

Overall Length: 16"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 448036 Universal Catalytic Converter

Universal Fit, 15" Overall Length, 2.500 Inlet Size

Ships Free
New Product

Overall Length: 15"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 455034 Universal Catalytic Converter

Universal Fit, 16" Overall Length, 2.000 Inlet Size

Ships Free
New Product

Overall Length: 16"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 455036 Universal Catalytic Converter

Universal Fit, 16" Overall Length, 2.500 Inlet Size

Ships Free
New Product

Overall Length: 16"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 455304 Universal Catalytic Converter

Universal Fit, 9.75" Overall Length, 2.000 Inlet Size

Ships Free
New Product

Overall Length: 9.75"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 455336 Universal Catalytic Converter

Universal Fit, 9.75" Overall Length, 2.500 Inlet Size

Ships Free
New Product

Overall Length: 9.75"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 456036 Universal Catalytic Converter

Universal Fit, 15" Overall Length, 2.500 Inlet Size

Ships Free
New Product

Overall Length: 15"

Inlet Size: 2.500

Outlet Size: 2.500

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 49174 Universal Catalytic Converter

Universal Fit, 11.5" Overall Length, 2.000 Inlet Size

Ships Free
New Product

Overall Length: 11.5"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 49874 Universal Catalytic Converter

Universal Fit, 8.5" Overall Length, 2.000 Inlet Size

Ships Free
New Product

Overall Length: 8.5"

Inlet Size: 2.000

Outlet Size: 2.000

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 49955 Universal Catalytic Converter

Universal Fit, 9.75" Overall Length, 2.250 Inlet Size

Ships Free
New Product

Overall Length: 9.75"

Inlet Size: 2.250

Outlet Size: 2.250

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51135 Universal Catalytic Converter

Universal Fit, 13" Overall Length, 2.250 Inlet Size

Ships Free
New Product

Overall Length: 13"

Inlet Size: 2.250

Outlet Size: 2.250

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51185 Universal Catalytic Converter

Universal Fit, 11.25" Overall Length, 2.250 Inlet Size

Ships Free
New Product

Overall Length: 11.25"

Inlet Size: 2.250

Outlet Size: 2.250

Material Type: Stainless Steel

Compare
Quick View

MagnaFlow 51505 Universal Catalytic Converter

Universal Fit, 19.5" Overall Length, 2.250 Inlet Size

Ships Free
New Product

Overall Length: 19.5"

Inlet Size: 2.250

Outlet Size: 2.250

Material Type: Stainless Steel

Compare
Quick View
Change Your Vehicle
All Makes
Year
Make
Model
Remove Vehicle
2012 GMC
Suggestions
Error
Note
Ok