Headers for 2001-2006 GMC Sierra 2500 HD (GMT800)

Shop 11 headers that fit the 2001-2006 GMC Sierra 2500 HD (GMT800) from Gibson, aFe and BD Diesel. Every part shows its real ship date and California status, orders over $100 ship free in the lower 48, and you can hear real sound clips before you buy.

Headers for 2001-2006 GMC Sierra 2500 HD (GMT800)
11 parts that fit, every brand, real ship dates.
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11 products

2001-2006 GMC Sierra 2500 HD (GMT800) headers: questions and answers

What headers fit the 2001-2006 GMC Sierra 2500 HD (GMT800)?

11 headers here are listed by their manufacturers for the 2001-2006 GMC Sierra 2500 HD (GMT800), from 3 brands including Gibson, aFe, BD Diesel, priced from $300 to $1,896.

Which ones can ship to California?

8 of the 11 can ship to a California address. The others are not CARB-approved; their part pages say they cannot ship to California.

Which ones ship fastest?

2 are in stock and ship in 1-2 business days. Every other part shows its ship date on its page before you order.